[英]Javascript substring from last backslash char
This is probably a basic syntax question, but I am not able to find a syntax for a backslash character.这可能是一个基本的语法问题,但我找不到反斜杠字符的语法。 Following and other syntaxes that I tried are not accepted for this char.
此字符不接受以下和我尝试过的其他语法。
var fileNameSubstring = data.FileName.substring(data.FileName.lastIndexOf('\') + 1, data.FileName.length);
When defining a string in Javascript you can use the backslash (called escape character) to indicate special characters like new line \\n
.在 Javascript 中定义字符串时,您可以使用反斜杠(称为转义字符)来指示特殊字符,例如换行
\\n
。
To actually have a backslash in your string you should use double blackslash \\\\
.要在字符串中实际使用反斜杠,您应该使用双黑斜杠
\\\\
。
var fileNameSubstring = data.FileName.substring(data.FileName.lastIndexOf('\\') + 1, data.FileName.length);
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.