left_pad_cpp
Unopinionated C++ version of the popular left_pad.
See: https://www.npmjs.com/package/left-pad
Features
- In not_kik namespace. Makes it safer from future lawsuits.
- Two functions provided, as well as object oriented interface.
- Cheaper than http://left-pad.io
- Not written in JavaScript.
- Peer reviewed.
Usage
Copying version.
std::cout << not_kik::LeftPad("foo", 5, '+') << std::endl;
std::cout << not_kik::LeftPad("foo", -1, '+') << std::endl;
// Outputs: "++foo" and "foo".
In-place version.
std::string foo("foo");
not_kik::LeftPad(5, '+', &foo);
std::cout << foo << std::endl;
foo = "foo";
not_kik::LeftPad(-1, '+', &foo);
std::cout << foo << std::endl;
// Outputs: "++foo" and "foo".
Object oriented interface.
not_kik::LeftPadder plus_left_padder('+');
std::cout << plus_left_padder.Pad("foo", 5) << std::endl;
std::cout << plus_left_padder.Pad("foo", -2) << std::endl;
// Outputs: "++foo" and "foo".
Future work
- Add RightPad.
- Python bindings.
- Better unit testing with gtest framework.
- Algorithmic optimizations.
License
In case you don't like the advertising BSD license, a commercial license is available.