Lua
PHP Manual

Lua::registerCallback

Register a PHP function to Lua

Description

public mixed Lua::registerCallback(string $name, callable $function)

Register a PHP function to Lua as a function named "$name"

Parameters

name

function

A valid PHP function callback

Return Values

Returns $this, null for wrong arguments or false on other failure.

Examples

Example #1 Lua::registerCallbackexample

<?php
$lua = new Lua();
$lua->registerCallback("echo", "var_dump");
$lua->eval(<<<CODE
    echo({1, 2, 3});
CODE
);
?>

The above example will output:

array(3) {
  [1]=>
  float(1)
  [2]=>
  float(2)
  [3]=>
  float(3)
}