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डेवलपर

JavaScript Minifier

Compact JavaScript by stripping comments and collapsing safe whitespace — with strings, template literals, and regex literals preserved exactly. Runs in your browser, no upload.

टूल सारांश

यह टूल संरचित इनपुट लेता है और सर्वर अपलोड के बिना ब्राउज़र में नियतात्मक आउटपुट देता है।

टूल का नाम
JavaScript Minifier
इनपुट उद्देश्य
बदलने, सत्यापित करने या विश्लेषण करने के लिए स्रोत सामग्री प्रदान करें।
आउटपुट उद्देश्य
कॉपी, पुन: उपयोग या डीबगिंग के लिए सामान्यीकृत आउटपुट प्राप्त करें।
उदाहरण इनपुट
// say hi function hi(name) { return `Hello, ${name}!`; }
उदाहरण आउटपुट
function hi(name){return `Hello, ${name}!`;}
Original242 B
Minified163 B
Saved79 B
Reduction32.6%
Strings, template literals, and regex are preserved exactly. No identifiers are renamed.

टूल परिचय

Compact JavaScript by stripping comments and collapsing safe whitespace — with strings, template literals, and regex literals preserved exactly. Runs in your browser, no upload.

टूल अवलोकन

This is a lightweight, conservative JavaScript minifier. It walks your source one token at a time, leaving every string, template literal, and regular expression untouched while removing line and block comments and shrinking runs of whitespace where it is safe to do so. It does not rename identifiers, shorten property accesses, or perform tree-shaking — for that you want a full bundler. What it does well is compressing snippets, examples, inline scripts, and configuration code without changing their behavior.

उपयोग के मामले

  • Inline a small snippet into HTML where every byte matters.
  • Quickly minify a code sample for a documentation page or blog post.
  • Pre-process configuration scripts before piping them into a CMS field.

इनपुट/आउटपुट उदाहरण

इनपुट उद्देश्य
// say hi
function hi(name) {
  return `Hello, ${name}!`;
}
आउटपुट उद्देश्य
function hi(name){return `Hello, ${name}!`;}

अक्सर पूछे जाने वाले प्रश्न

Does it rename variables (mangle)?+
No. This is a whitespace-and-comments minifier only. For mangling, dead code elimination, and bundling, use a tool like esbuild, terser, or swc.
Will it break template literals or regex?+
No. The tokenizer recognizes ', ", `, /…/ and template ${} interpolation, and never modifies their contents.
Is automatic semicolon insertion (ASI) handled?+
The minifier preserves newlines that matter for ASI by inserting a single space rather than gluing tokens together where it cannot safely do so.

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संबंधित टूल्स

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