2016年网站设计风格,免费视频app软件哪个好,开放平台建设,做网站如何引流$foo 2;
echo foo is $foo; // 打印结果: foo is 2
echo foo is $foo; // 打印结果: foo is $foo
echo foo is $foo\n; // 打印结果: foo is 2 (同时换行)
echo foo is $foo\n; // 打印结果: foo is $foo\n$foo 2;
echo foo is $foo; // 打印结果: foo is 2
echo foo is $foo; // 打印结果: foo is $foo
echo foo is $foo\n; // 打印结果: foo is 2 (同时换行)
echo foo is $foo\n; // 打印结果: foo is $foo\n
