How to convert String to Float in PHP - Step by Step Examples

How to convert String to Float in PHP ?

To convert a string to float in PHP, you can use the 'floatval()' function.

In this example,

We create a string variable $str1 with a value of "3.14".
We use the floatval() function to convert the string to a float and store the result in a variable $float1.
Finally, we echo the float value $float1.

<?php 
// Convert "3.14" String to Float
$str1 = "3.14";
$float1 = floatval($str1);
echo "Float value is: " . $float1;
?>

Float value is: 3.14

In this example,

We create a string variable $str2 with a value of "10.5".
We use the floatval() function to convert the string to a float and store the result in a variable $float2.
Finally, we echo the float value $float2.

<?php 
// Convert "10.5" String to Float
$str2 = "10.5";
$float2 = floatval($str2);
echo "Float value is: " . $float2;
?>

Float value is: 10.5

In this tutorial, we learned How to convert String to Float in PHP language with well detailed examples.