LuaSandbox::setMemoryLimit

(PECL luasandbox >= 1.0.0)

LuaSandbox::setMemoryLimit — Set the memory limit for the Lua environment

说明

public LuaSandbox::setMemoryLimit(int $limit): void

Sets the memory limit for the Lua environment.

If this limit is exceeded, a LuaSandboxMemoryError exception is thrown.

参数

limit: Memory limit in bytes.

返回值

没有返回值。

示例

示例 #1 Calling a Lua function

<?php

// create a new LuaSandbox
$sandbox = new LuaSandbox();

// set a memory limit
$sandbox->setMemoryLimit( 50 * 1024 * 1024 );

// Run Lua code
$sandbox->loadString( 'local x = "x"; while true do x = x .. x; end' )->call();

?>

以上示例的输出类似于：

PHP Fatal error:  Uncaught LuaSandboxMemoryError: not enough memory

参见

LuaSandbox::getMemoryUsage() - Fetch the current memory usage of the Lua environment
LuaSandbox::getPeakMemoryUsage() - Fetch the peak memory usage of the Lua environment
LuaSandbox::setCPULimit() - Set the CPU time limit for the Lua environment