全局安装
```
npm install gulp -g
```
局部安装
```
npm install gulp --save-dev
```
插件安装
gulp-less
```
npm install gulp-less --save-dev
```
gulp-htmlmin
```
npm install gulp-htmlmin --save-dev
```
gulp-imagemin
```
npm install gulp-imagemin --save-dev
```
gulp-clean-css
```
npm install gulp-clean-css --save-dev
```
gulp-rev-append
```
npm install gulp-rev-append --save-dev
```
gulp-uglify
```
npm install gulp-uglify --save-dev
```
gulp-concat
```
npm install gulp-concat --save-dev
```
gulp-autoprefixer
```
npm install gulp-autoprefixer --save-dev
```