javascript中的转义序列验证

Question

I have textBox which accept alphabeti want to validate the textBox contain proper Drive Path or not using javascript

ex:Suppose Textbox contain 'D:\\' then it's valid or else it's invalid...I need to check textbox contain ':\\' or not after alphabet

plz help me

Answer 1

尝试使用javascript方法“替换” http://www.w3schools.com/jsref/jsref_replace.asp删除不需要的内容。

Answer 2

您可以使用以下正则表达式

/^(\\(\\[^\s\\]+)+|([A-Za-z]:(\\)?|[A-z]:(\\[^\s\\]+)+))(\\)?$/