1.在使用gii的自动代码生成后,登陆系统,就会报错 mcrypt_create_iv() [function.mcrypt-create-iv]: Cannot open source device 提示信息如下: D:\php\webroot\yii\framework\base\CSecurityManager.php(373)373($bytes=mcrypt_create_iv($length, MCRYPT_DEV_URANDOM))!==false&& 经过检查发现,MCRYPT_DEV_URAND...
存储卡是我们日常生活中常见的存储设备，用于保存各类电子数据，如照片、视频、音乐、文档等。然而，有时...
$iv=mcrypt_create_iv($size);//注意这里 $m=mcrypt_ecb(MCRYPT_BLOWFISH,$key,$dmcryptText, MCRYPT_DECRYPT,$iv); var_dump($m); 当20个并发请求这个脚本的时候, 我们会发现Apache的响应时间急剧上升... 考虑到这个问题可能具有一定的普遍性, 于是我想我还是写一篇文章来介绍下这个坑, 防止后来人再次踩...
mcrypt_create_iv-- Create an initialization vector (IV) from a random source Descriptionstringmcrypt_create_iv ( int size [, int source] ) mcrypt_create_iv() is used to create an IV. Parametersize determines the size of the IV, parametersource (defaults to random value) specifies the ...
在PHP中，如果没有事先准备好类，需要创建一个未定义类的对象，我们可以采用下面三种方式：...
Call to undefined function mcrypt_create_iv() 之后发现这是由于我们PHP版本原因,我的php版本是php7.2,如果我把我的php版本切换到php7.0就一切正常了,这是由于函数 mcrypt_get_iv_size 在只在(PHP 4 >= 4.0.2, PHP 5, PHP 7 < 7.2.0, PECL mcrypt >= 1.0.0) 这几个版本中有效,所以如果我们的php...
$iv = mcrypt_create_iv(mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB), MCRYPT_RAND); $decrypted = mcrypt_decrypt(MCRYPT_RIJNDAEL_256, $deskey, $decoded, MCRYPT_MODE_ECB, $iv); return $decrypted; } 测试test.php echo encrypt("house201172217344028880728").""; echo ...
<?php echo "hello---"; $r = MCRYPT_DEV_RANDOM; echo $r; mcrypt_create_iv(1,$r); echo "---end"; ?>运行结果hello--- 0 Fatal error: Maximum execution time of 30 seconds exceeded in /var/www/test.php on line 5 泪目求指导!!!注:1...
We've already got the mcrypt_create_iv call surrounded in a function_exists(), and multiple fallbacks are already in place. I'll wait and see what they do in the password_compat library for PHP 7.1. For now I suppose the best thing to do is add a suppression operator to the functio...
--- Comment #1 from Andre Klapper <aklap...@wikimedia.org> --- Wondering if last comment in https://www.mediawiki.org/wiki/Thread:Project:Support_desk/mcrypt_create_iv%28%29_function.mcrypt-create-iv_:_Cannot_open_source_device helps (though refers to Microsoft Windows). Same proposal ...