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PHP Quiz PHP CertificatePHP 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
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