Gxlsystem TIY Editor
Gxlsystem 在线教程
改变方向
暗黑模式
<!DOCTYPE html> <html> <body> <?php $arr = array('Hello','World!','I','love','Shanghai!'); echo join(" ",$arr)."<br>"; echo join("+",$arr)."<br>"; echo join("-",$arr)."<br>"; echo join("X",$arr); ?> </body> </html>