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PHP FILTER_VALIDATE_FLOAT filter

PHP Filter Reference Complete PHP Filter Reference

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));
?>

Output code is as follows:

float(12.3)


PHP Filter Reference Complete PHP Filter Reference