method_exists() function checks to see if a particular method, exists.
Its syntax is: bool method_exists (object obj_name, string method_name)
<?
class Car {
var $fourWheel;
function set() {
$this->fourWeel = 1;
}
}
$car = new Car;
if (method_exists($car, "set")) :
print "yes";
else :
print "no";
endif;
?>
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