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php variable length arguments

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allows for variable length arguments - something similar as python
func(*args, **kw)

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  1. function foo()
  2. {
  3.    $numargs = func_num_args(); // number of arguments
  4.  
  5.    if ($numargs >= 2) {
  6.        echo "Second argument is: " . func_get_arg(1) . "<br />\n";
  7.    }
  8.    $arg_list = func_get_args(); // all arguments as an array
  9.    for ($i = 0; $i < $numargs; $i++) {
  10.        echo "Argument $i is: " . $arg_list[$i] . "<br />\n";
  11.    }
  12. }
  13.  
  14. foo(1, 2, 3);
  15. foo(1, 2, 3, 4, 5);

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