C++ Formatter
Format C++ code instantly in your browser. Choose brace style (K&R, Allman, or GNU), indent size, and pointer alignment — no server required.
How to Use C++ Formatter
How to Use the C++ Formatter
Step 1: Paste Your C++ Code
Paste or type your C++ code into the input field on the left.
Step 2: Choose Your Options
Brace Style
- K&R — Opening brace on the same line as the statement (e.g.,
if (x) {) - Allman — Opening brace on its own line at the same indent level
- GNU — Opening brace on its own line, indented one half-step
Indent Size
- 4 spaces — Standard for most C++ style guides
- 2 spaces — Compact style used in some projects
Pointer Style
- int* — Pointer attached to the type (
int* p) - *name — Pointer attached to the name (
int *p) - int * p — Space on both sides (
int * p)
Step 3: Copy the Result
The formatted output appears instantly on the right. Click Copy Formatted to copy it to your clipboard.
Tips
- Pointer style normalization is best-effort and targets declaration patterns
- Use the example buttons to test with real C++ snippets
- For production code, consider using
clang-formatwith a.clang-formatconfig file
Frequently Asked Questions
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