PHP FILTER_VALIDATE_FLOAT filter
Definition and Usage
FILTER_VALIDATE_FLOAT the filter value as a floating point number to verify.
- Name: "float"
- ID-number: 259
Examples
<?php
$var=12.3;
var_dump(filter_var($var, FILTER_VALIDATE_FLOAT));
?>
$var=12.3;
var_dump(filter_var($var, FILTER_VALIDATE_FLOAT));
?>
Output code is as follows:
float(12.3)
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