Get directory of a file name in Javascript

Question

How to get the directory of a file?

For example, I pass in a string

C:\\Program Files\\nant\\bin\\nant.exe

I want a function that r

Answer 1

filepath.split("/").slice(0,-1).join("/"); // get dir of filepath

1. split string into array delimited by "/"
2. drop the last element of the array (which would be the file name + extension)
3. join the array w/ "/" to generate the directory path

such that

"/path/to/test.js".split("/").slice(0,-1).join("/") == "/path/to"