标签：doc nbsp splay rtrim( controls asp html back ack
code
<!DOCTYPE html> <html> <body> <?php $str = "Hello World!"; echo $str . "<br>"; echo rtrim($str,"World!"); ?> </body> </html>
输出
Hello World!
Hello
参考：
https://www.w3school.com.cn/php/func_string_rtrim.asp
标签：doc nbsp splay rtrim( controls asp html back ack
原文地址：https://www.cnblogs.com/sea-stream/p/11279851.html
