代码运行报错

代码：

<?php

print_r([1,2,3,4]);

报错为：

[Running] php "d:\myphp_www\PHPTutorial\WWW\JS\0506\demo.php"

'php' �����ڲ����ⲿ���Ҳ���ǿ����еij���

���������ļ���

[Done] exited with code=1 in 0.073 seconds