//隐藏手机中间几位
public function hidtel($phone){
$IsWhat = preg_match('/(0[0-9]{2,3}[\-]?[2-9][0-9]{6,7}[\-]?[0-9]?)/i',$phone);
if($IsWhat == 1){
return preg_replace('/(0[0-9]{2,3}[\-]?[2-9])[0-9]{3,4}([0-9]{3}[\-]?[0-9]?)/i','$1****$2',$phone);
}else{
return preg_replace('/(1[0-9]{1}[0-9])[0-9]{4}([0-9]{4})/i','$1****$2',$phone);
}
}
特殊排班格式手机号
$str ='¹³⁷⁵⁹⁵⁶²²²²';
function hide_repalce($str, $code='utf-8') {
mb_internal_encoding($code);
$len = mb_strlen($str);
return mb_substr($str, 0, 4) . str_repeat('*', $len - 7) . mb_substr($str, $len - 3, 3);
}
echo hide_repalce($str);exit;
