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| author | Derek Jones <derek.jones@ellislab.com> | 2011-09-07 06:13:08 +0200 |
|---|---|---|
| committer | Derek Jones <derek.jones@ellislab.com> | 2011-09-07 06:13:08 +0200 |
| commit | 32020e61bb311a071ed6dd8b583e83ebc8b98b08 (patch) | |
| tree | 426ddb4d08eb9f2574c34198d018ab36d3b74501 /system | |
| parent | 40d1a7684444f6a8eb4cda23d8822f0b258f0c3e (diff) | |
| parent | 5feb8bb8c89875224049a44ae988500c532ed6d4 (diff) | |
Merge pull request #399 from druu/patch-1
Major speed improvement in function random_string()
Diffstat (limited to 'system')
| -rw-r--r-- | system/helpers/string_helper.php | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/system/helpers/string_helper.php b/system/helpers/string_helper.php index 9fa69f46c..dd8ffaddb 100644 --- a/system/helpers/string_helper.php +++ b/system/helpers/string_helper.php @@ -215,12 +215,9 @@ if ( ! function_exists('random_string')) case 'nozero' : $pool = '123456789'; break; } - - $str = ''; - for ($i=0; $i < $len; $i++) - { - $str .= substr($pool, mt_rand(0, strlen($pool) -1), 1); - } + + $str = substr(str_shuffle(str_repeat($pool, ceil($len/strlen($pool)))),0,$len); + return $str; break; case 'unique' : |