/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

9 votes300 views2 answers
Center text swiftui
Swift
-1 vote82 views1 answer
Get index from array swift
Swift
0 vote147 views1 answer
Wkwebview load delegate in swift
Swift
0 vote127 views2 answers
Load image from url in Image swiftui (iOS 15)
Swift
0 vote148 views1 answer
No module like realmswift
Swift
3 votes142 views1 answer
Swift get device screen size
Swift
0 vote152 views1 answer
Swift show title on navigation bar programmatically
Swift
4 votes167 views3 answers
How to change background color swift
Swift
0 vote145 views1 answer
Swift remove all duplicates from an array
Swift
1 vote144 views1 answer
Xcode label rotate text
Swift