(PECL runkit:0.7-0.9)
runkit_function_add — Add a new function, similar to create_function()
Name of function to be created
Comma separated argument list
Code making up the function
如果成功则返回 TRUE，失败则返回 FALSE。
Example#1 A runkit_function_add() example
<?php
runkit_function_add('testme','$a,$b','echo "The value of a is $a\n"; echo "The value of b is $b\n";');
testme(1,2);
?>
上例将输出：
The value of a is 1 The value of b is 2