How to use regular to determine whether a mobile phone number in PHP

This article mainly introduces how to use regular judgment in PHP is the mobile phone number, interested in the reference of friends, I hope to help you.

The code is as follows:

$phonenumber = ' 13712345678 '; if (Preg_match ("/^1[34578]{1}\d{9}$/", $phonenumber)) {    echo "is the mobile number";} else{    echo "Not mobile phone number";}

"^" matches the beginning of the text, "$" matches the end of the text.

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