shuffle(array &$array): true 本函数打乱(随机排列单元的顺序)一个数组。 警告 本函数并不会生成安全加密的值,并且不可用于加密或者要求返回值不可猜测的目的。 如果需要加密安全随机,则可以将 Random\Engine\Secure 引擎用于 Random\Randomizer。对于简单的用例,random_int() 和random_bytes() 函数提供了操作...
function shuffle_assoc(&$array) { $keys = array_keys($array); shuffle($keys); foreach($keys as $key) { $new[$key] = $array[$key]; }$array = $new; return true; }?>*note: as of PHP 5.2.10, array_rand's resulting array of keys is no longer shuffled, so we use array_...
shuffle (PHP 4, PHP 5) shuffle— 将数组打乱 说明 bool shuffle ( array &$array ) 本函数打乱(随机排列单元的顺序)一个数组。 Note: 此函数为 array 中的元素赋与新的键名。这将删除原有的键名,而不是仅仅将键名重新排序。 Example #1 shuffle() 例子 <?php$numbers = range(1,20);srand((float...
// $i = array('a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z','0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F','G','H','I','J','...
Is there a simple and efficient way in PHP to randomize the first 5 entries of an object array, while keeping the last 5 entries unchanged? Solution 1: Utilize botharray_sliceandshuffle. $array = array_pad(array(), 10, ""); // 10 elements ...
1-32* @return string*/functioncreateId(...$args){returnsubstr(str_shuffle(md5(str_shuffle(time...
multi_info_readcurl_multi_initcurl_multi_remove_handlecurl_multi_selectcurl_multi_setoptcurl_multi_strerrorcurl_pausecurl_resetcurl_setoptcurl_setopt_arraycurl_share_closecurl_share_errnocurl_share_initcurl_share_setoptcurl_share_strerrorcurl_strerrorcurl_unescapecurl_upkeepcurl_versionCURLFile (class)...
But using strtr() you can get something 10 times as fast as the above :<?phpfunction str_rot($s, $n = 13) { static $letters = 'AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz';$n = (int)$n % 26; if (!$n) return $s; if ($n < 0) $n += 26; if ($n == ...
between $from and $to return $random_number_array; } I hope helping you. Greetings Rene Andris heavyraptor (14-Feb-2007 11:26) sincemy mt_rand_n() function isn' toofast I created a fasterand easierfunction: < function mt_rand_exclusive($,$max,$ex) { while (true) {...
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