121 lines
2.8 KiB
PHP
121 lines
2.8 KiB
PHP
<?php namespace Laravel;
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class Str {
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/**
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* Convert a string to lowercase.
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*
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* <code>
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* // Convert a string to lowercase
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* echo Str::lower('STOP YELLING');
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*
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* // Convert a UTF-8 string to lowercase
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* echo Str::lower('Τάχιστη');
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* </code>
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*
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* @param string $value
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* @return string
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*/
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public static function lower($value)
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{
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return (fe('mb_strtolower')) ? mb_strtolower($value, Config::get('application.encoding')) : strtolower($value);
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}
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/**
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* Convert a string to uppercase.
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*
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* <code>
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* // Convert a string to uppercase
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* echo Str::upper('speak louder');
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*
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* // Convert a UTF-8 string to uppercase
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* echo Str::upper('Τάχιστη');
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* </code>
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*
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* @param string $value
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* @return string
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*/
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public static function upper($value)
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{
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return (fe('mb_strtoupper')) ? mb_strtoupper($value, Config::get('application.encoding')) : strtoupper($value);
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}
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/**
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* Convert a string to title case (ucwords equivalent).
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*
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* <code>
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* // Convert a string to title case
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* echo Str::title('taylor otwell');
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*
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* // Convert a UTF-8 string to title case
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* echo Str::title('Τάχιστη αλώπηξ');
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* </code>
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*
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* @param string $value
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* @return string
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*/
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public static function title($value)
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{
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return (fe('mb_convert_case')) ? mb_convert_case($value, MB_CASE_TITLE, Config::get('application.encoding')) : ucwords(strtolower($value));
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}
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/**
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* Get the length of a string.
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*
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* <code>
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* // Get the length of a string
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* echo Str::length('taylor otwell');
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*
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* // Get the length of a UTF-8 string
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* echo Str::length('Τάχιστη αλώπηξ');
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* </code>
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*
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* @param string $value
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* @return int
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*/
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public static function length($value)
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{
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return (fe('mb_strlen')) ? mb_strlen($value, Config::get('application.encoding')) : strlen($value);
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}
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/**
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* Convert a string to 7-bit ASCII.
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*
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* <code>
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* // Returns "Deuxieme Article"
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* echo Str::ascii('Deuxième Article');
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* </code>
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*
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* @param string $value
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* @return string
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*/
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public static function ascii($value)
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{
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$value = preg_replace(array_keys($foreign = Config::get('ascii')), array_values($foreign), $value);
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return preg_replace('/[^\x09\x0A\x0D\x20-\x7E]/', '', $value);
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}
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/**
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* Generate a random alpha or alpha-numeric string.
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*
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* <code>
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* // Generate a 40 character random, alpha-numeric string
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* echo Str::random(40);
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*
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* // Generate a 16 character random, alphabetic string
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* echo Str::random(16, 'alpha');
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* <code>
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*
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* @param int $length
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* @param string $type
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* @return string
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*/
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public static function random($length, $type = 'alnum')
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{
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$pool = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
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return substr(str_shuffle(str_repeat(($type == 'alnum') ? $pool.'0123456789' : $pool, 5)), 0, $length);
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}
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} |