PHP FILTER_VALIDATE_FLOAT Filter

What is FILTER_VALIDATE_FLOAT in PHP?

Explanation

PHP FILTER_VALIDATE_FLOAT is used to check whether the given value is a valid float number or not.
Name: "float"
ID-number: 259

Example :


<?php
$val=12.134;
if(filter_var($val, FILTER_VALIDATE_FLOAT))
{
echo "This is valid float Number";
}
else
{
echo "This is not float Number";
}
?>

Result :

This is valid float Number

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