URL address legality detection function in php_PHP tutorial

An example of the URL address verification function in PHP, friends in need can take a look.

The code is as follows  代码如下 复制代码 // 函数名：CheckWebAddr($C_weburl) // 作 用：判断是否为有效网址 // 参 数：$C_weburl（待检测的网址） // 返回值：布尔值 // 备 注：无 //----------------------------------------------------------------------------------- function CheckWebAddr($C_weburl) { if (!ereg("^http://[_a-zA-Z0-9-]+(.[_a-zA-Z0-9-]+)*$", $C_weburl)) { return false; } return true; }	Copy code

// Function name: CheckWebAddr($C_weburl)

// Function: Determine whether it is a valid URL

if (!ereg("^http://[_a-zA-Z0-9-]+(.[_a-zA-Z0-9-]+)*$", $C_weburl)) {return false; } return true; } http://www.bkjia.com/PHPjc/631664.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/631664.htmlTechArticleAn example of the url address verification function in php, friends in need can take a look. The code is as follows Copy code // Function name: CheckWebAddr($C_weburl) // Function: Determine whether it is a valid URL...