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一个php生成16位随机数的代码(两种方法)_php技巧

WBOY
WBOYOriginal
2016-05-16 20:36:032007browse

分享一个php生成16位随机数的代码,php生成随机数的二种方法。

方法1

复制代码 代码如下:

$a = mt_rand(10000000,99999999);
$b = mt_rand(10000000,99999999);
echo $a.$b;

方法2:
<&#63;php
$a = range(0,9);
for($i=0;$i<16;$i++){
$b[] = array_rand($a);
} // www.yuju100.com
var_dump(join("",$b));
//结果string(16) "0179571910024734"

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