LuaSandbox::setMemoryLimit
(PECL luasandbox >= 1.0.0)
LuaSandbox::setMemoryLimit — Set the memory limit for the Lua environment
説明
public LuaSandbox::setMemoryLimit
( int $limit
) : void
Sets the memory limit for the Lua environment.
If this limit is exceeded, a LuaSandboxMemoryError exception is thrown.
パラメータ
limit- Memory limit in bytes.
返り値
値を返しません。
例
例1 Calling a Lua function
<?php// create a new LuaSandbox$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();?>
上の例の出力は、 たとえば以下のようになります。
PHP Fatal error: Uncaught LuaSandboxMemoryError: not enough memory
参考
- 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
