以'/'结尾的字符串的正则表达式 [英] Regular expression for a string that ends with '/'

问题描述

以'/'结尾的字符串的正则表达式如下:

The regular expression for a string that ends with '/' is the following:

str.match(//$/) -- javascript syntax

，但是//使编译器认为它是注释.如何解决这个问题?

but the // makes the compiler think it's a comment. how to work around this?

推荐答案

您必须对最终的/进行转义，以使解释器不会认为它终止了RegExp文字:

You must escape the final / so the interpreter doesn't think it terminates the RegExp literal:

str.match(/\/$/);

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