Npm version annotation
No prefix
"vuepress": "1.9.7"
- I rely on this specific version.
~ tilde
"vuepress": "~1.9.7"
- I rely on this specific version or latest patch.
^ caret
"vuepress": "^1.9.7"
- I rely on this specific version, or latest minor version, or latest patch.
Semver
1.9.7
major.minor.patch