1. install

npm install -g @vue/cli
# OR
yarn global add @vue/cli

2. create project

vue create first-vue-app

3. Meet vue-cli

1. show help

vue -h
#OR
vue --help
#OR 
vue   

vue help

2. show vue-cli version

vue -V
#OR 
vue - version

3. show create command help info

vue create -h
#OR
vue create --help

vue create help

4. create first vue app

#USAGE: vue create [options] <app-name>
vue create first-vue-app

Warring: <app-name> can not be upper case, only lower case name and - can be used for <app-name>

app-name can only be lower case and `-`

4. Run first vue project

yarn serve
#OR
vue-cil-service serve

run successfully

1. first error

image.png