LuaSandbox::setMemoryLimit
(PECL luasandbox >= 1.0.0)
LuaSandbox::setMemoryLimit — Set the memory limit for the Lua environment
説明
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.
戻り値
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
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