db.collection(变量名)

 

1 data{
2   DBID: 'dbname'
3 }
4 getdb(){
5   db.collection(this.data.DBID).get()
6     .then(res =>{
7        console.log(res.data)
8     })  
9 }

 

 1 data{
 2   DBID: 'dbname'
 3 }
 4 
 5 getdb(){
 6     let dbname = this.data.DBID
 7 
 8     db.collection(dbname).get()
 9         .then(res =>{
10            console.log(res.data)
11         })
12 }