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javascript - What does "^" mean in node.js dependency list? - Stack Overflow

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I just updated my dependencies and it automatically put the "^" symbol in front. What does it mean? There is nothing in the documentation about it.

Example

"bower": "^1.2.8",

I could also find it in some of the npm commits .html

I just updated my dependencies and it automatically put the "^" symbol in front. What does it mean? There is nothing in the documentation about it.

Example

"bower": "^1.2.8",

I could also find it in some of the npm commits https://github.com/npm/npm/commit/ce662561ca0a7b154a7e6058a6a2428b49bd7266 https://www.npmjs.org/doc/json.html

Share Improve this question edited Jul 25, 2021 at 17:28 Yezhong 131 silver badge5 bronze badges asked Mar 14, 2014 at 18:02 AndersAnders 10.1k7 gold badges31 silver badges36 bronze badges 1
  • Possible duplicate of What's the difference between tilde(~) and caret(^) in package.json? – MultiplyByZer0 Commented Jul 4, 2017 at 6:16
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1 Answer 1

Reset to default 17

It's part of the syntax for semver.

From https://www.npmjs.org/doc/misc/semver.html

^1.2.3 := >=1.2.3-0 <2.0.0-0 "Compatible with 1.2.3". When using caret operators, anything from the specified version (including prerelease) will be supported up to, but not including, the next major version (or its prereleases).

In your case, it means the project has a dependency on bower 1.2.8, but should continue to work until bower 2.0.0.

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