Add backslashes to a range of characters in a string in PHP

Description

The following code shows how to add backslashes to a range of characters in a string.

Example


//from  www  .j  a v  a 2 s  . co m
<?php
    $str = "Welcome to my home!";
    echo $str."<br>";
    echo addcslashes($str,'A..Z')."<br>";
    echo addcslashes($str,'a..z')."<br>";
    echo addcslashes($str,'a..g');
?>

The code above generates the following result.





















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