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🖥️ JavaScript Console
Run JavaScript code in your browser with live console output. 100% client-side.
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// Try some JavaScript! console.log('Hello, world!'); const nums = [1, 2, 3, 4, 5]; console.log('Array:', nums); console.log('Sum:', nums.reduce((a, b) => a + b, 0)); console.log('Map:', nums.map(n => n * n)); const obj = { name: 'Toolbox', version: '1.0', features: ['fast', 'free', 'private'] }; console.log('Object:', obj); 42 + 58;
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