php检测邮箱密码
$pattern = "/^+(\.+)*@+(\.{1}+)*\.{1}{2,4}$/i";if(!preg_match($pattern,$email)){
echo "邮箱不符合规则";
}
//$patternpwd = "/{6,15}/";
//$patternpwdnum = "/{6,15}/";
$pa="/^(?!+$)(?!+$){6,16}$/";//字母数字不少于6位
if(!preg_match($pa,$pwd)){
echo "密码不符合规则";
}
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