Check if an input is a float number in PHP
Description
The following code shows how to check if an input is a float number.
Example
<?php/* w w w .j av a 2s . c o m*/
if (is_float(27.25)) {
echo "is float\n";
} else {
echo "is not float\n";
}
var_dump(is_float('abc'));
var_dump(is_float(23));
var_dump(is_float(23.5));
var_dump(is_float(1e7)); //Scientific Notation
var_dump(is_float(true));
?>
The code above generates the following result.
