How to Convert a String to a Number in PHP
In this post we will give you information about How to Convert a String to a Number in PHP. Hear we will give you detail about How to Convert a String to a Number in PHPAnd how to use it also give you demo for it if it is necessary.
Use Type Casting
As we know PHP does not require or support explicit type definition in variable declaration. However, you can force a variable to be evaluated as a certain type using type casting.
Let’s try out the following example to understand how this works:
<?php
$num = "2.75";
// Cast to integer
$int = (int)$num;
echo gettype($int); // Outputs: integer
echo $int; // Outputs: 2
// Cast to float
$float = (float)$num;
echo gettype($float); // Outputs: double
echo $float; // Outputs: 2.75
?>
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