Share C++ code with CodeThis

What you get

• C++-aware syntax highlighting via CodeMirror
• Instant shareable link — no signup required
• Optional expiration (7 days, 30 days, permanent)
• Password protection for private pastes
• Works with the REST API and MCP server
• Rich markdown and MDC components alongside code

Common use cases for C++ pastes

• Compiler Explorer companions
• Template metaprogramming demos
• Algorithm implementations
• Performance comparisons

Example

#include <vector>
#include <algorithm>
#include <iostream>

int main() {
    std::vector<int> v{5, 2, 8, 1, 9};
    std::ranges::sort(v);
    for (int n : v) std::cout << n << ' ';
}