第一步：使用npm 命令查看已经过期的安装包
npm outdated
第二步：安装npm升级插件
npm install -g npm-check-updates
第三步：查看最新的版本命令
ncu
第四步：升级低版本的npm包文件
ncu -u
到此升级工作就完成了。
➜ koa2-ts-init npm outdated
Package Current Wanted Latest Location Depended by
baidu-aip-sdk MISSING 4.15.8 4.15.8 - koa2-ts-init
boom MISSING 7.3.0 7.3.0 - koa2-ts-init
convict MISSING 4.4.1 6.2.2 - koa2-ts-init
debug MISSING 3.2.7 4.3.4 - koa2-ts-init
koa MISSING 2.13.4 2.13.4 - koa2-ts-init
koa-bunyan-logger MISSING 2.1.0 2.1.0 - koa2-ts-init
koa-compose MISSING 4.1.0 4.1.0 - koa2-ts-init
koa-json MISSING 2.0.2 2.0.2 - koa2-ts-init
koa-router MISSING 7.4.0 10.1.1 - koa2-ts-init
ts-node MISSING 4.1.0 10.7.0 - koa2-ts-init
➜ koa2-ts-init npm outdated
Package Current Wanted Latest Location Depended by
baidu-aip-sdk MISSING 4.15.8 4.15.8 - koa2-ts-init
boom MISSING 7.3.0 7.3.0 - koa2-ts-init
convict MISSING 4.4.1 6.2.2 - koa2-ts-init
debug MISSING 3.2.7 4.3.4 - koa2-ts-init
koa MISSING 2.13.4 2.13.4 - koa2-ts-init
koa-bunyan-logger MISSING 2.1.0 2.1.0 - koa2-ts-init
koa-compose MISSING 4.1.0 4.1.0 - koa2-ts-init
koa-json MISSING 2.0.2 2.0.2 - koa2-ts-init
koa-router MISSING 7.4.0 10.1.1 - koa2-ts-init
ts-node MISSING 4.1.0 10.7.0 - koa2-ts-init
➜ koa2-ts-init npm install -g npm-check-updates
added 268 packages in 17s
30 packages are looking for funding
run `npm fund` for details
➜ koa2-ts-init ncu -a
error: unknown option '-a'
➜ koa2-ts-init ncu
Checking /Users/pan/koa2-ts-init/package.json
[====================] 26/26 100%
convict ^4.0.2 → ^6.2.2
debug ^3.1.0 → ^4.3.4
koa ^2.5.0 → ^2.13.4
koa-bunyan-logger ^2.0.0 → ^2.1.0
koa-compose ^4.0.0 → ^4.1.0
koa-router ^7.4.0 → ^10.1.1
ts-node ^4.1.0 → ^10.7.0
@types/boom ^7.1.1 → ^7.3.2
@types/bunyan ^1.8.4 → ^1.8.8
@types/convict ^4.1.1 → ^6.1.1
@types/debug ^0.0.30 → ^4.1.7
@types/jest ^22.1.2 → ^27.4.1
@types/koa ^2.0.44 → ^2.13.4
@types/koa-json ^2.0.16 → ^2.0.20
@types/koa-router ^7.0.27 → ^7.4.4
body-parser ^1.18.2 → ^1.20.0
husky ^0.15.0-rc.8 → ^7.0.4
jest ^22.2.2 → ^27.5.1
lint-staged ^6.1.0 → ^12.4.0
nodemon ^1.14.12 → ^2.0.15
ts-jest ^22.0.4 → ^27.1.4
typescript ^2.7.1 → ^4.6.3
Run ncu -u to upgrade package.json
➜ koa2-ts-init ncu -u
Upgrading /Users/pan/koa2-ts-init/package.json
[====================] 26/26 100%
convict ^4.0.2 → ^6.2.2
debug ^3.1.0 → ^4.3.4
koa ^2.5.0 → ^2.13.4
koa-bunyan-logger ^2.0.0 → ^2.1.0
koa-compose ^4.0.0 → ^4.1.0
koa-router ^7.4.0 → ^10.1.1
ts-node ^4.1.0 → ^10.7.0
@types/boom ^7.1.1 → ^7.3.2
@types/bunyan ^1.8.4 → ^1.8.8
@types/convict ^4.1.1 → ^6.1.1
@types/debug ^0.0.30 → ^4.1.7
@types/jest ^22.1.2 → ^27.4.1
@types/koa ^2.0.44 → ^2.13.4
@types/koa-json ^2.0.16 → ^2.0.20
@types/koa-router ^7.0.27 → ^7.4.4
body-parser ^1.18.2 → ^1.20.0
husky ^0.15.0-rc.8 → ^7.0.4
jest ^22.2.2 → ^27.5.1
lint-staged ^6.1.0 → ^12.4.0
nodemon ^1.14.12 → ^2.0.15
ts-jest ^22.0.4 → ^27.1.4
typescript ^2.7.1 → ^4.6.3
Run npm install to install new versions.