<?php
function g($a, $b, $c) {
f($a, $b, $c);
}
function f(int $a, int $b = null, int $c = null) {
error_log(json_encode([$a, $b, $c]));
error_log(json_encode(func_get_args()));
}
function add1($x) {
return ++$x;
}
function changeF($code, $str) {
error_log("in changeF");
preg_match('/^Argument (\\d+) /', $str, $m);
$i = $m[1]-1;
$a = "$i";
$bt = debug_backtrace(null, 2);
$bt1 = $bt[1]['args'];
$a = "$a {$bt[1]['args'][$i]}";
$bt[1]['args'][$i] = add1($bt[1]['args'][$i]);
$bt1 = $bt[1]['args'];
$a = "$a {$bt[1]['args'][$i]}";
error_log($a);
return true;
}
set_error_handler('changeF', E_ALL);
//f(2, 1);
g(3, 2, 1);
preferences:
34.77 ms | 402 KiB | 5 Q