php code cannot be parsed

Question

大家好，我在phpstudy集成下面运行一个php代码，结果php代码无法被解析，且浏览器显示一部分源代码，各位知道这是怎么回事儿吗？求助大佬们！

Answer 1

First check if the phpinfo function can run? If it can't run, it's an environmental problem. Reinstall or change it.