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PHP filter例子

2024/6/13 22:12:32发布37次查看
?php function convertspace($str) { return str_replace(' ', '_', $str); } $str = 'i am a great guy!'; echo filter_var($str, filter_callback, array('options'='convertspace')); echo filter_var($str, filter_callback, array('options'='strtouppe
'convertspace'));
echo filter_var($str, filter_callback, array('options'=>'strtoupper'));
//验证email
$email = 'xxx@dabaidu.com';
if (!filter_var($email, filter_validate_email)) {
echo 'email is not valid';
} else {
echo 'email is valid';
}
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