How to Check String Contains Numbers in PHP?

Hi Dev,

This post will give you example of how to check string contains numbers in php?. This article goes in detailed on how do you check if a cell contains a number?. We will use do you check if a string has numbers in php. In this article, we will implement a find a number in a string php?.

There are example to Check if String Contains check string contains numbers in PHP. in this example, we will use to is_numeric() and preg_replace function to check string contains numbers. so Let's the following example with output.

Example 1

index.php

<?php    
    $string = "1";

    if ( is_numeric($string) ) {
    echo "\"{$string}\" is a number.";
    }else {
    echo "\"{$string}\" is not a number.";
    }
?>

Output:

"1" is a number.

Example 2

index.php

<?php    
    // Declare a variable and initialize it
    $nice = 'Welcome 2 Nicesnippets 4 Nicesnippets.';

    // Filter the Numbers from String
    $int_var = preg_replace('/[^0-9]/', '', $nice);

    // print output of function
    echo("The numbers are: $int_var \n");
?>

Output:

The numbers are: 24

I hope it could help you...