PHP filter-VALIDATE_FLOAT Filter
Complete PHP Filter Reference
Definition and Usage
The filter-VALIDATE_FLOAT filter validates a value as a float number.
- Name: "float"
- ID-number: 259
Example
<?php
$var=12.3;
var_dump(filter-var($var, filter-VALIDATE_FLOAT));
?>
$var=12.3;
var_dump(filter-var($var, filter-VALIDATE_FLOAT));
?>
The output of the code will be:
float(12.3)
Complete PHP Filter Reference