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Update versions.md

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Victor Isadov 2017-08-12 14:49:54 +03:00 committed by GitHub
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doc/articles/versions.md
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@ -200,6 +200,28 @@ can be installed in a different stability than your default minimum-stability
setting. All available stability flags are listed on the minimum-stability
section of the [schema page](../04-schema.md#minimum-stability).
## Summary
```
"require": {
"vendor/package": "1.3.2", // exactly 1.3.2
// >, <, >=, <= | specify upper / lower bounds
"vendor/package": ">=1.3.2", // anything above or equal to 1.3.2
"vendor/package": "<1.3.2", // anything below 1.3.2
// * | wildcard
"vendor/package": "1.3.*", // >=1.3.0 <1.4.0
// ~ | allows last digit specified to go up
"vendor/package": "~1.3.2", // >=1.3.2 <1.4.0
"vendor/package": "~1.3", // >=1.3.0 <2.0.0
// ^ | doesn't allow breaking changes (major version fixed - following semvar)
"vendor/package": "^1.3.2", // >=1.3.2 <2.0.0
"vendor/package": "^0.3.2", // >=0.3.2 <0.4.0 // except if major version is 0
}
```
## Testing Version Constraints
You can test version constraints using [semver.mwl.be](https://semver.mwl.be).