ReflectionFunctionAbstract::isClosure 检查是否是匿名函数 &reftitle.description; public boolReflectionFunctionAbstract::isClosure 检查反射函数是否是 Closure &reftitle.parameters; &no.function.parameters; &reftitle.returnvalues; 如果是 Closure 返回 &true;,否则返回 &false;。 &reftitle.examples; <methodname>ReflectionFunctionAbstract::isClosure</methodname> 示例 isClosure()); // 匿名函数 $function2 = function () {}; $reflection2 = new ReflectionFunction($function2); var_dump($reflection2->isClosure()); ?> ]]> &example.outputs; &reftitle.seealso; ReflectionFunctionAbstract::isGenerator