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jquery 删除字符串最后一个字符的方法解析

整理:jimmy2026/8/6浏览2
简介字符串:var s = "1,2,3,4,5,"目标:删除最后一个 ","方法:s=s.substring(0,s.Length-1);字符串:var s2 = "img/upload/123.jpg"目标:获取文件名(不包含后缀名)方法:s2=s2.substring(s2.lastIn

字符串:var s = "1,2,3,4,5,"

目标:删除最后一个 ","

方法:
s=s.substring(0,s.Length-1);

字符串:var s2 = "img/upload/123.jpg"

目标:获取文件名(不包含后缀名)

方法:
s2=s2.substring(s2.lastIndexOf('/')+1, s2.lastIndexOf('.'));