snippetsmania.com
Post and share your code snippets

/**
* Check if a number is a counting number by checking if it
* is an integer primitive type, or if the string represents
* an integer as a string
*/
function is_int_val($data) {
if (is_int($data) === true) return true;
elseif (is_string($data) === true && is_numeric($data) === true) {
return (strpos($data, '.') === false);
}
return false;
}

source