(PECL runkit >= 0.7.0)
runkit_class_adopt — Convert a base class to an inherited class, add ancestral methods when appropriate
Name of class to be adopted
Parent class which child class is extending
如果成功则返回 TRUE，失败则返回 FALSE。
Example #1 A runkit_class_adopt() example
<?php
class myParent {
function parentFunc() {
echo "Parent Function Output\n";
}
}
class myChild {
}
runkit_class_adopt('myChild','myParent');
myChild::parentFunc();
?>
上例将输出：
Parent Function Output