Find whether the type of a variable is integer in PHP
Description
The following code shows how to find whether the type of a variable is integer.
Example
<?php//w w w . java 2 s . c o m
$values = array(23, "23", 23.5, "23.5", null, true, false);
foreach ($values as $value) {
echo "is_int(";
var_export($value);
echo ") = ";
var_dump(is_int($value));
}
?>
The code above generates the following result.
