floatval Get float value of a variable &reftitle.description; floatfloatval mixedvalue Gets the float value of value. &reftitle.parameters; value May be any scalar type. floatval should not be used on objects, as doing so will emit an E_NOTICE level error and return 1. &reftitle.returnvalues; The float value of the given variable. Empty arrays return 0, non-empty arrays return 1. Strings will most likely return 0 although this depends on the leftmost characters of the string. The common rules of float casting apply. &reftitle.examples; ]]> ]]> &reftitle.seealso; boolval intval strval settype Type juggling