Become Zend Certified

Prepare for the ZCE exam using our quizzes (web or iPad/iPhone). More info...

When you're ready get 7.5% off your exam voucher using voucher CJQNOV23 at the Zend Store

Number testing

isNumber($value, array $options = array()) checks if a given string is a number and returns TRUE or FALSE.

Example 570. Number testing

= new Zend_Locale();
if (
Zend_Locale_Format::isNumber('13.445,36', array('locale' => 'de_AT'))) {
} else {
"not a Number";

Zend Framework