/TypeScript/Mongodb add array to set

Mongodb add array to set

Mongodb push to arry in update

db.collection.update({_id:xx}, {$push:{letters : {$each:['first one'], $position:0}}})

6

Source: stackoverflow.com

Mongodb push to arry in update

db.collection.update({_id:xx}, {$pop:{letters : -1}})

3

Source: stackoverflow.com

Similar codes

2 votes128 views1 answer
Typescript loop over map with value as array
TypeScript
0 vote135 views1 answer
File reader with promise
TypeScript
-3 votes242 views3 answers
Ts warning Could not find a declaration file for module but runs
TypeScript
0 vote137 views1 answer
Welsh cup electrodes have
TypeScript
0 vote119 views1 answer
How many arguments does a call to the Math.sqrt method have?
TypeScript
2 votes115 views2 answers
Mat dialog
TypeScript
2 votes161 views1 answer
Ionic is web check
TypeScript
1 vote114 views1 answer
Typescript space between capital letters
TypeScript
3 votes132 views6 answers
Get multiple inputs in python
TypeScript
156 votes274 views6 answers
Javascript capitalize all words
TypeScript

Share