Remove whitespaces from the left side of a string in PHP

Description

The following code shows how to remove whitespaces from the left side of a string.

Example

//  ww w .  j  a  va  2s.c  o m
<?php
    $str = "    Hello World!";
    echo "Without ltrim: " . $str;
    echo "<br>";
    echo "With ltrim: " . ltrim($str);
?>

The code above generates the following result.