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Function std.path.extension
Prototype
auto extension(R)( R path ) if (isRandomAccessRange!R && hasSlicing!R && isSomeChar!(ElementType!R) || is(StringTypeOf!R));
Parameters
| Name | Description |
|---|---|
| path | A path name. |
Returns
The extension part of a file name, including the dot.
If there is no extension, null is returned.
Examples
assert (extension("file").empty);
assert (extension("file.ext") == ".ext");
assert (extension("file.ext1.ext2") == ".ext2");
assert (extension("file.") == ".");
assert (extension(".file").empty);
assert (extension(".file.ext") == ".ext");
Authors
Lars Tandle Kyllingstad, Walter Bright, Grzegorz Adam Hankiewicz, Thomas Kühne, Andrei Alexandrescu