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Floating point value testing

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

Example 573. Floating point value testing

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

Zend Framework