Laravel str 字串操作

james_xue發表於2018-09-06

1、Str使用方法

use Illuminate\Support\Str;

class TestController extends Controller
{
        public fucntion test()
        {
                $str = 'abcdefg';
                $str = Str::upper($str);
                return $str;
        }    
}

2、Str的方法

<?php

namespace Illuminate\Support;

use Illuminate\Support\Traits\Macroable;

class Str
{
        use Macroable;

        /**
         * The cache of snake-cased words.
         *
         * @var array
         */
        protected static $snakeCache = [];

        /**
         * The cache of camel-cased words.
         *
         * @var array
         */
        protected static $camelCache = [];

        /**
         * The cache of studly-cased words.
         *
         * @var array
         */
        protected static $studlyCache = [];

        /**
         * 在給定值後返回字串的其餘部分。
         *
         * @param  string  $subject
         * @param  string  $search
         * @return string
         */
        public static function after($subject, $search)
        {
                return $search === '' ? $subject : array_reverse(explode($search, $subject, 2))[0];
        }

        /**
         * 將utf - 8值轉換為ASCII。
         *
         * @param  string  $value
         * @param  string  $language
         * @return string
         */
        public static function ascii($value, $language = 'en')
        {
                $languageSpecific = static::languageSpecificCharsArray($language);

                if (! is_null($languageSpecific)) {
                        $value = str_replace($languageSpecific[0], $languageSpecific[1], $value);
                }

                foreach (static::charsArray() as $key => $val) {
                        $value = str_replace($val, $key, $value);
                }

                return preg_replace('/[^\x20-\x7E]/u', '', $value);
        }

        /**
         * 在給定值之前獲取字串的部分。
         *
         * @param  string  $subject
         * @param  string  $search
         * @return string
         */
        public static function before($subject, $search)
        {
                return $search === '' ? $subject : explode($search, $subject)[0];
        }

        /**
         * 將值轉換為駝峰。
         *
         * @param  string  $value
         * @return string
         */
        public static function camel($value)
        {
                if (isset(static::$camelCache[$value])) {
                        return static::$camelCache[$value];
                }

                return static::$camelCache[$value] = lcfirst(static::studly($value));
        }

        /**
         * 確定給定的字串是否包含給定的子字串。
         *
         * @param  string  $haystack
         * @param  string|array  $needles
         * @return bool
         */
        public static function contains($haystack, $needles)
        {
                foreach ((array) $needles as $needle) {
                        if ($needle !== '' && mb_strpos($haystack, $needle) !== false) {
                                return true;
                        }
                }

                return false;
        }

        /**
         * 確定一個給定的字串以給定的子字串結束。
         *
         * @param  string  $haystack
         * @param  string|array  $needles
         * @return bool
         */
        public static function endsWith($haystack, $needles)
        {
                foreach ((array) $needles as $needle) {
                        if (mb_substr($haystack, -mb_strlen($needle)) === (string) $needle) {
                                return true;
                        }
                }

                return false;
        }

        /**
         * 用給定值的單個例項限制字串
         *
         * @param  string  $value
         * @param  string  $cap
         * @return string
         */
        public static function finish($value, $cap)
        {
                $quoted = preg_quote($cap, '/');

                return preg_replace('/(?:'.$quoted.')+$/u', '', $value).$cap;
        }

        /**
         * 確定給定的字串是否與給定的模式匹配。
         *
         * @param  string|array  $pattern
         * @param  string  $value
         * @return bool
         */
        public static function is($pattern, $value)
        {
                $patterns = is_array($pattern) ? $pattern : (array) $pattern;

                if (empty($patterns)) {
                        return false;
                }

                foreach ($patterns as $pattern) {
                        // If the given value is an exact match we can of course return true right
                        // from the beginning. Otherwise, we will translate asterisks and do an
                        // actual pattern match against the two strings to see if they match.
                        if ($pattern == $value) {
                                return true;
                        }

                        $pattern = preg_quote($pattern, '#');

                        // Asterisks are translated into zero-or-more regular expression wildcards
                        // to make it convenient to check if the strings starts with the given
                        // pattern such as "library/*", making any string check convenient.
                        $pattern = str_replace('\*', '.*', $pattern);

                        if (preg_match('#^'.$pattern.'\z#u', $value) === 1) {
                                return true;
                        }
                }

                return false;
        }

        /**
         * 將字串轉換為kebab。
         *
         * @param  string  $value
         * @return string
         */
        public static function kebab($value)
        {
                return static::snake($value, '-');
        }

        /**
         * 返回給定字串的長度。
         *
         * @param  string  $value
         * @param  string  $encoding
         * @return int
         */
        public static function length($value, $encoding = null)
        {
                if ($encoding) {
                        return mb_strlen($value, $encoding);
                }

                return mb_strlen($value);
        }

        /**
         * 限制字串中的字元數。
         *
         * @param  string  $value
         * @param  int     $limit
         * @param  string  $end
         * @return string
         */
        public static function limit($value, $limit = 100, $end = '...')
        {
                if (mb_strwidth($value, 'UTF-8') <= $limit) {
                        return $value;
                }

                return rtrim(mb_strimwidth($value, 0, $limit, '', 'UTF-8')).$end;
        }

        /**
         * C將給定的字串轉換為小寫。
         *
         * @param  string  $value
         * @return string
         */
        public static function lower($value)
        {
                return mb_strtolower($value, 'UTF-8');
        }

        /**
         * 限制字串中單詞的數量。
         *
         * @param  string  $value
         * @param  int     $words
         * @param  string  $end
         * @return string
         */
        public static function words($value, $words = 100, $end = '...')
        {
                preg_match('/^\s*+(?:\S++\s*+){1,'.$words.'}/u', $value, $matches);

                if (! isset($matches[0]) || static::length($value) === static::length($matches[0])) {
                        return $value;
                }

                return rtrim($matches[0]).$end;
        }

        /**
         * 將Class@method樣式回撥解析為類和方法。
         *
         * @param  string  $callback
         * @param  string|null  $default
         * @return array
         */
        public static function parseCallback($callback, $default = null)
        {
                return static::contains($callback, '@') ? explode('@', $callback, 2) : [$callback, $default];
        }

        /**
         * 得到一個英語單詞的複數形式。
         *
         * @param  string  $value
         * @param  int     $count
         * @return string
         */
        public static function plural($value, $count = 2)
        {
                return Pluralizer::plural($value, $count);
        }

        /**
         * 生成一個更真實的“隨機”字母數字字串。
         *
         * @param  int  $length
         * @return string
         */
        public static function random($length = 16)
        {
                $string = '';

                while (($len = strlen($string)) < $length) {
                        $size = $length - $len;

                        $bytes = random_bytes($size);

                        $string .= substr(str_replace(['/', '+', '='], '', base64_encode($bytes)), 0, $size);
                }

                return $string;
        }

        /**
         * 按順序將字串中的給定值替換為一個陣列。
         *
         * @param  string  $search
         * @param  array   $replace
         * @param  string  $subject
         * @return string
         */
        public static function replaceArray($search, array $replace, $subject)
        {
                foreach ($replace as $value) {
                        $subject = static::replaceFirst($search, $value, $subject);
                }

                return $subject;
        }

        /**
         * 替換字串中給定值的第一個出現。
         *
         * @param  string  $search
         * @param  string  $replace
         * @param  string  $subject
         * @return string
         */
        public static function replaceFirst($search, $replace, $subject)
        {
                if ($search == '') {
                        return $subject;
                }

                $position = mb_strpos($subject, $search);

                if ($position !== false) {
                        return mb_substr($subject, 0, $position).$replace.mb_substr($subject, $position + mb_strlen($search));
                }

                return $subject;
        }

        /**
         * 替換字串中給定值的最後出現。
         *
         * @param  string  $search
         * @param  string  $replace
         * @param  string  $subject
         * @return string
         */
        public static function replaceLast($search, $replace, $subject)
        {
                $position = mb_strrpos($subject, $search);

                if ($position !== false) {
                        return mb_substr($subject, 0, $position).$replace.mb_substr($subject, $position + mb_strlen($search));
                }

                return $subject;
        }

        /**
         * 以給定值的單個例項開始一個字串
         *
         * @param  string  $value
         * @param  string  $prefix
         * @return string
         */
        public static function start($value, $prefix)
        {
                $quoted = preg_quote($prefix, '/');

                return $prefix.preg_replace('/^(?:'.$quoted.')+/u', '', $value);
        }

        /**
         * 將給定字串轉換為大寫。
         *
         * @param  string  $value
         * @return string
         */
        public static function upper($value)
        {
                return mb_strtoupper($value, 'UTF-8');
        }

        /**
         * 將給定字串轉換為標題用例。
         *
         * @param  string  $value
         * @return string
         */
        public static function title($value)
        {
                return mb_convert_case($value, MB_CASE_TITLE, 'UTF-8');
        }

        /**
         * 得到一個英語單詞的單數形式。
         *
         * @param  string  $value
         * @return string
         */
        public static function singular($value)
        {
                return Pluralizer::singular($value);
        }

        /**
         * 從給定的字串生成一個URL友好的“slug”。
         *
         * @param  string  $title
         * @param  string  $separator
         * @param  string  $language
         * @return string
         */
        public static function slug($title, $separator = '-', $language = 'en')
        {
                $title = static::ascii($title, $language);

                // Convert all dashes/underscores into separator
                $flip = $separator == '-' ? '_' : '-';

                $title = preg_replace('!['.preg_quote($flip).']+!u', $separator, $title);

                // Replace @ with the word 'at'
                $title = str_replace('@', $separator.'at'.$separator, $title);

                // Remove all characters that are not the separator, letters, numbers, or whitespace.
                $title = preg_replace('![^'.preg_quote($separator).'\pL\pN\s]+!u', '', mb_strtolower($title));

                // Replace all separator characters and whitespace by a single separator
                $title = preg_replace('!['.preg_quote($separator).'\s]+!u', $separator, $title);

                return trim($title, $separator);
        }

        /**
         * 將字串轉換為snake案例
         *
         * @param  string  $value
         * @param  string  $delimiter
         * @return string
         */
        public static function snake($value, $delimiter = '_')
        {
                $key = $value;

                if (isset(static::$snakeCache[$key][$delimiter])) {
                        return static::$snakeCache[$key][$delimiter];
                }

                if (! ctype_lower($value)) {
                        $value = preg_replace('/\s+/u', '', ucwords($value));

                        $value = static::lower(preg_replace('/(.)(?=[A-Z])/u', '$1'.$delimiter, $value));
                }

                return static::$snakeCache[$key][$delimiter] = $value;
        }

        /**
         * 確定給定的字串是否以給定的子字串開始。
         *
         * @param  string  $haystack
         * @param  string|array  $needles
         * @return bool
         */
        public static function startsWith($haystack, $needles)
        {
                foreach ((array) $needles as $needle) {
                        if ($needle !== '' && mb_substr($haystack, 0, mb_strlen($needle)) === (string) $needle) {
                                return true;
                        }
                }

                return false;
        }

        /**
         * 將一個值轉換為一個大寫的大寫字母。
         *
         * @param  string  $value
         * @return string
         */
        public static function studly($value)
        {
                $key = $value;

                if (isset(static::$studlyCache[$key])) {
                        return static::$studlyCache[$key];
                }

                $value = ucwords(str_replace(['-', '_'], ' ', $value));

                return static::$studlyCache[$key] = str_replace(' ', '', $value);
        }

        /**
         * 返回由起始和長度引數指定的字串部分。
         *
         * @param  string  $string
         * @param  int  $start
         * @param  int|null  $length
         * @return string
         */
        public static function substr($string, $start, $length = null)
        {
                return mb_substr($string, $start, $length, 'UTF-8');
        }

        /**
         * 製作一個字串的第一個字元大寫。
         *
         * @param  string  $string
         * @return string
         */
        public static function ucfirst($string)
        {
                return static::upper(static::substr($string, 0, 1)).static::substr($string, 1);
        }

        /**
         * Returns the replacements for the ascii method.
         *
         * Note: Adapted from Stringy\Stringy.
         *
         * @see https://github.com/danielstjules/Stringy/blob/3.1.0/LICENSE.txt
         *
         * @return array
         */
        protected static function charsArray()
        {
                static $charsArray;

                if (isset($charsArray)) {
                        return $charsArray;
                }

                return $charsArray = [
                        '0'    => ['°', '₀', '۰', '0'],
                        '1'    => ['¹', '₁', '۱', '1'],
                        '2'    => ['²', '₂', '۲', '2'],
                        '3'    => ['³', '₃', '۳', '3'],
                        '4'    => ['⁴', '₄', '۴', '٤', '4'],
                        '5'    => ['⁵', '₅', '۵', '٥', '5'],
                        '6'    => ['⁶', '₆', '۶', '٦', '6'],
                        '7'    => ['⁷', '₇', '۷', '7'],
                        '8'    => ['⁸', '₈', '۸', '8'],
                        '9'    => ['⁹', '₉', '۹', '9'],
                        'a'    => ['à', 'á', 'ả', 'ã', 'ạ', 'ă', 'ắ', 'ằ', 'ẳ', 'ẵ', 'ặ', 'â', 'ấ', 'ầ', 'ẩ', 'ẫ', 'ậ', 'ā', 'ą', 'å', 'α', 'ά', 'ἀ', 'ἁ', 'ἂ', 'ἃ', 'ἄ', 'ἅ', 'ἆ', 'ἇ', 'ᾀ', 'ᾁ', 'ᾂ', 'ᾃ', 'ᾄ', 'ᾅ', 'ᾆ', 'ᾇ', 'ὰ', 'ά', 'ᾰ', 'ᾱ', 'ᾲ', 'ᾳ', 'ᾴ', 'ᾶ', 'ᾷ', 'а', 'أ', 'အ', 'ာ', 'ါ', 'ǻ', 'ǎ', 'ª', 'ა', 'अ', 'ا', 'a', 'ä'],
                        'b'    => ['б', 'β', 'ب', 'ဗ', 'ბ', 'b'],
                        'c'    => ['ç', 'ć', 'č', 'ĉ', 'ċ', 'c'],
                        'd'    => ['ď', 'ð', 'đ', 'ƌ', 'ȡ', 'ɖ', 'ɗ', 'ᵭ', 'ᶁ', 'ᶑ', 'д', 'δ', 'د', 'ض', 'ဍ', 'ဒ', 'დ', 'd'],
                        'e'    => ['é', 'è', 'ẻ', 'ẽ', 'ẹ', 'ê', 'ế', 'ề', 'ể', 'ễ', 'ệ', 'ë', 'ē', 'ę', 'ě', 'ĕ', 'ė', 'ε', 'έ', 'ἐ', 'ἑ', 'ἒ', 'ἓ', 'ἔ', 'ἕ', 'ὲ', 'έ', 'е', 'ё', 'э', 'є', 'ə', 'ဧ', 'ေ', 'ဲ', 'ე', 'ए', 'إ', 'ئ', 'e'],
                        'f'    => ['ф', 'φ', 'ف', 'ƒ', 'ფ', 'f'],
                        'g'    => ['ĝ', 'ğ', 'ġ', 'ģ', 'г', 'ґ', 'γ', 'ဂ', 'გ', 'گ', 'g'],
                        'h'    => ['ĥ', 'ħ', 'η', 'ή', 'ح', 'ه', 'ဟ', 'ှ', 'ჰ', 'h'],
                        'i'    => ['í', 'ì', 'ỉ', 'ĩ', 'ị', 'î', 'ï', 'ī', 'ĭ', 'į', 'ı', 'ι', 'ί', 'ϊ', 'ΐ', 'ἰ', 'ἱ', 'ἲ', 'ἳ', 'ἴ', 'ἵ', 'ἶ', 'ἷ', 'ὶ', 'ί', 'ῐ', 'ῑ', 'ῒ', 'ΐ', 'ῖ', 'ῗ', 'і', 'ї', 'и', 'ဣ', 'ိ', 'ီ', 'ည်', 'ǐ', 'ი', 'इ', 'ی', 'i'],
                        'j'    => ['ĵ', 'ј', 'Ј', 'ჯ', 'ج', 'j'],
                        'k'    => ['ķ', 'ĸ', 'к', 'κ', 'Ķ', 'ق', 'ك', 'က', 'კ', 'ქ', 'ک', 'k'],
                        'l'    => ['ł', 'ľ', 'ĺ', 'ļ', 'ŀ', 'л', 'λ', 'ل', 'လ', 'ლ', 'l'],
                        'm'    => ['м', 'μ', 'م', 'မ', 'მ', 'm'],
                        'n'    => ['ñ', 'ń', 'ň', 'ņ', 'ʼn', 'ŋ', 'ν', 'н', 'ن', 'န', 'ნ', 'n'],
                        'o'    => ['ó', 'ò', 'ỏ', 'õ', 'ọ', 'ô', 'ố', 'ồ', 'ổ', 'ỗ', 'ộ', 'ơ', 'ớ', 'ờ', 'ở', 'ỡ', 'ợ', 'ø', 'ō', 'ő', 'ŏ', 'ο', 'ὀ', 'ὁ', 'ὂ', 'ὃ', 'ὄ', 'ὅ', 'ὸ', 'ό', 'о', 'و', 'θ', 'ို', 'ǒ', 'ǿ', 'º', 'ო', 'ओ', 'o', 'ö'],
                        'p'    => ['п', 'π', 'ပ', 'პ', 'پ', 'p'],
                        'q'    => ['ყ', 'q'],
                        'r'    => ['ŕ', 'ř', 'ŗ', 'р', 'ρ', 'ر', 'რ', 'r'],
                        's'    => ['ś', 'š', 'ş', 'с', 'σ', 'ș', 'ς', 'س', 'ص', 'စ', 'ſ', 'ს', 's'],
                        't'    => ['ť', 'ţ', 'т', 'τ', 'ț', 'ت', 'ط', 'ဋ', 'တ', 'ŧ', 'თ', 'ტ', 't'],
                        'u'    => ['ú', 'ù', 'ủ', 'ũ', 'ụ', 'ư', 'ứ', 'ừ', 'ử', 'ữ', 'ự', 'û', 'ū', 'ů', 'ű', 'ŭ', 'ų', 'µ', 'у', 'ဉ', 'ု', 'ူ', 'ǔ', 'ǖ', 'ǘ', 'ǚ', 'ǜ', 'უ', 'उ', 'u', 'ў', 'ü'],
                        'v'    => ['в', 'ვ', 'ϐ', 'v'],
                        'w'    => ['ŵ', 'ω', 'ώ', 'ဝ', 'ွ', 'w'],
                        'x'    => ['χ', 'ξ', 'x'],
                        'y'    => ['ý', 'ỳ', 'ỷ', 'ỹ', 'ỵ', 'ÿ', 'ŷ', 'й', 'ы', 'υ', 'ϋ', 'ύ', 'ΰ', 'ي', 'ယ', 'y'],
                        'z'    => ['ź', 'ž', 'ż', 'з', 'ζ', 'ز', 'ဇ', 'ზ', 'z'],
                        'aa'   => ['ع', 'आ', 'آ'],
                        'ae'   => ['æ', 'ǽ'],
                        'ai'   => ['ऐ'],
                        'ch'   => ['ч', 'ჩ', 'ჭ', 'چ'],
                        'dj'   => ['ђ', 'đ'],
                        'dz'   => ['џ', 'ძ'],
                        'ei'   => ['ऍ'],
                        'gh'   => ['غ', 'ღ'],
                        'ii'   => ['ई'],
                        'ij'   => ['ij'],
                        'kh'   => ['х', 'خ', 'ხ'],
                        'lj'   => ['љ'],
                        'nj'   => ['њ'],
                        'oe'   => ['ö', 'œ', 'ؤ'],
                        'oi'   => ['ऑ'],
                        'oii'  => ['ऒ'],
                        'ps'   => ['ψ'],
                        'sh'   => ['ш', 'შ', 'ش'],
                        'shch' => ['щ'],
                        'ss'   => ['ß'],
                        'sx'   => ['ŝ'],
                        'th'   => ['þ', 'ϑ', 'ث', 'ذ', 'ظ'],
                        'ts'   => ['ц', 'ც', 'წ'],
                        'ue'   => ['ü'],
                        'uu'   => ['ऊ'],
                        'ya'   => ['я'],
                        'yu'   => ['ю'],
                        'zh'   => ['ж', 'ჟ', 'ژ'],
                        '(c)'  => ['©'],
                        'A'    => ['Á', 'À', 'Ả', 'Ã', 'Ạ', 'Ă', 'Ắ', 'Ằ', 'Ẳ', 'Ẵ', 'Ặ', 'Â', 'Ấ', 'Ầ', 'Ẩ', 'Ẫ', 'Ậ', 'Å', 'Ā', 'Ą', 'Α', 'Ά', 'Ἀ', 'Ἁ', 'Ἂ', 'Ἃ', 'Ἄ', 'Ἅ', 'Ἆ', 'Ἇ', 'ᾈ', 'ᾉ', 'ᾊ', 'ᾋ', 'ᾌ', 'ᾍ', 'ᾎ', 'ᾏ', 'Ᾰ', 'Ᾱ', 'Ὰ', 'Ά', 'ᾼ', 'А', 'Ǻ', 'Ǎ', 'A', 'Ä'],
                        'B'    => ['Б', 'Β', 'ब', 'B'],
                        'C'    => ['Ç', 'Ć', 'Č', 'Ĉ', 'Ċ', 'C'],
                        'D'    => ['Ď', 'Ð', 'Đ', 'Ɖ', 'Ɗ', 'Ƌ', 'ᴅ', 'ᴆ', 'Д', 'Δ', 'D'],
                        'E'    => ['É', 'È', 'Ẻ', 'Ẽ', 'Ẹ', 'Ê', 'Ế', 'Ề', 'Ể', 'Ễ', 'Ệ', 'Ë', 'Ē', 'Ę', 'Ě', 'Ĕ', 'Ė', 'Ε', 'Έ', 'Ἐ', 'Ἑ', 'Ἒ', 'Ἓ', 'Ἔ', 'Ἕ', 'Έ', 'Ὲ', 'Е', 'Ё', 'Э', 'Є', 'Ə', 'E'],
                        'F'    => ['Ф', 'Φ', 'F'],
                        'G'    => ['Ğ', 'Ġ', 'Ģ', 'Г', 'Ґ', 'Γ', 'G'],
                        'H'    => ['Η', 'Ή', 'Ħ', 'H'],
                        'I'    => ['Í', 'Ì', 'Ỉ', 'Ĩ', 'Ị', 'Î', 'Ï', 'Ī', 'Ĭ', 'Į', 'İ', 'Ι', 'Ί', 'Ϊ', 'Ἰ', 'Ἱ', 'Ἳ', 'Ἴ', 'Ἵ', 'Ἶ', 'Ἷ', 'Ῐ', 'Ῑ', 'Ὶ', 'Ί', 'И', 'І', 'Ї', 'Ǐ', 'ϒ', 'I'],
                        'J'    => ['J'],
                        'K'    => ['К', 'Κ', 'K'],
                        'L'    => ['Ĺ', 'Ł', 'Л', 'Λ', 'Ļ', 'Ľ', 'Ŀ', 'ल', 'L'],
                        'M'    => ['М', 'Μ', 'M'],
                        'N'    => ['Ń', 'Ñ', 'Ň', 'Ņ', 'Ŋ', 'Н', 'Ν', 'N'],
                        'O'    => ['Ó', 'Ò', 'Ỏ', 'Õ', 'Ọ', 'Ô', 'Ố', 'Ồ', 'Ổ', 'Ỗ', 'Ộ', 'Ơ', 'Ớ', 'Ờ', 'Ở', 'Ỡ', 'Ợ', 'Ø', 'Ō', 'Ő', 'Ŏ', 'Ο', 'Ό', 'Ὀ', 'Ὁ', 'Ὂ', 'Ὃ', 'Ὄ', 'Ὅ', 'Ὸ', 'Ό', 'О', 'Θ', 'Ө', 'Ǒ', 'Ǿ', 'O', 'Ö'],
                        'P'    => ['П', 'Π', 'P'],
                        'Q'    => ['Q'],
                        'R'    => ['Ř', 'Ŕ', 'Р', 'Ρ', 'Ŗ', 'R'],
                        'S'    => ['Ş', 'Ŝ', 'Ș', 'Š', 'Ś', 'С', 'Σ', 'S'],
                        'T'    => ['Ť', 'Ţ', 'Ŧ', 'Ț', 'Т', 'Τ', 'T'],
                        'U'    => ['Ú', 'Ù', 'Ủ', 'Ũ', 'Ụ', 'Ư', 'Ứ', 'Ừ', 'Ử', 'Ữ', 'Ự', 'Û', 'Ū', 'Ů', 'Ű', 'Ŭ', 'Ų', 'У', 'Ǔ', 'Ǖ', 'Ǘ', 'Ǚ', 'Ǜ', 'U', 'Ў', 'Ü'],
                        'V'    => ['В', 'V'],
                        'W'    => ['Ω', 'Ώ', 'Ŵ', 'W'],
                        'X'    => ['Χ', 'Ξ', 'X'],
                        'Y'    => ['Ý', 'Ỳ', 'Ỷ', 'Ỹ', 'Ỵ', 'Ÿ', 'Ῠ', 'Ῡ', 'Ὺ', 'Ύ', 'Ы', 'Й', 'Υ', 'Ϋ', 'Ŷ', 'Y'],
                        'Z'    => ['Ź', 'Ž', 'Ż', 'З', 'Ζ', 'Z'],
                        'AE'   => ['Æ', 'Ǽ'],
                        'Ch'   => ['Ч'],
                        'Dj'   => ['Ђ'],
                        'Dz'   => ['Џ'],
                        'Gx'   => ['Ĝ'],
                        'Hx'   => ['Ĥ'],
                        'Ij'   => ['IJ'],
                        'Jx'   => ['Ĵ'],
                        'Kh'   => ['Х'],
                        'Lj'   => ['Љ'],
                        'Nj'   => ['Њ'],
                        'Oe'   => ['Œ'],
                        'Ps'   => ['Ψ'],
                        'Sh'   => ['Ш'],
                        'Shch' => ['Щ'],
                        'Ss'   => ['ẞ'],
                        'Th'   => ['Þ'],
                        'Ts'   => ['Ц'],
                        'Ya'   => ['Я'],
                        'Yu'   => ['Ю'],
                        'Zh'   => ['Ж'],
                        ' '    => ["\xC2\xA0", "\xE2\x80\x80", "\xE2\x80\x81", "\xE2\x80\x82", "\xE2\x80\x83", "\xE2\x80\x84", "\xE2\x80\x85", "\xE2\x80\x86", "\xE2\x80\x87", "\xE2\x80\x88", "\xE2\x80\x89", "\xE2\x80\x8A", "\xE2\x80\xAF", "\xE2\x81\x9F", "\xE3\x80\x80", "\xEF\xBE\xA0"],
                ];
        }

        /**
         * Returns the language specific replacements for the ascii method.
         *
         * Note: Adapted from Stringy\Stringy.
         *
         * @see https://github.com/danielstjules/Stringy/blob/3.1.0/LICENSE.txt
         *
         * @param  string  $language
         * @return array|null
         */
        protected static function languageSpecificCharsArray($language)
        {
                static $languageSpecific;

                if (! isset($languageSpecific)) {
                        $languageSpecific = [
                                'bg' => [
                                        ['х', 'Х', 'щ', 'Щ', 'ъ', 'Ъ', 'ь', 'Ь'],
                                        ['h', 'H', 'sht', 'SHT', 'a', 'А', 'y', 'Y'],
                                ],
                                'de' => [
                                        ['ä',  'ö',  'ü',  'Ä',  'Ö',  'Ü'],
                                        ['ae', 'oe', 'ue', 'AE', 'OE', 'UE'],
                                ],
                        ];
                }

                return $languageSpecific[$language] ?? null;
        }
}

英文連結地址:https://laravel.com/api/5.0/Illuminate/Support/Str.html

不要輕易放棄。學習成長的路上,我們長路漫漫,只因學無止境

Don't give up easily. On the way of learning and growing up, we have a long way to go, just because there is no end to learning.

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