dos_strtrimright

修剪字符串尾部的指定字符.

语法

(dos_strtrimright string [chars])

参数

string

字符串.

chars

要修剪的目标字符. 如果未指定chars则函数删除字符串尾部的换行,空格和TAB.

返回

如果成功, 返回修改后的字符.

nil 失败时.

示例

Command: (setq str "Hockey is the best!!!!")

"Hockey is the best!!!!"

Command: (dos_strtrimright str "!")

"Hockey is the best"

Command: (setq str "Hockey is the best ")

"Hockey is the best "

Command: (dos_strtrimright str)

"Hockey is the best"