Add an integer and string to produce integer in PHP
Description
The following code shows how to add an integer and string to produce integer.
Example
<?php/* w w w .j a v a 2s. com*/
$number = "5"; // $number is a string
echo $number;
$sum = 15 + $number; // Add an integer and string to produce integer
echo $sum;
$sum = "twenty"; // Overwrite $sum with a string.
echo $sum;
?>
The code above generates the following result.