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ViewsHow to update this field map "status" to "online"
Im new to firebase and I didn't understand to add the location to update the status from offline to online which is in map field.
Refer pic below
I tried
db.collection('customers').document('B').update({
"machines": { "B1": {status: "online"} } }
but it doesn't work
·
Juan Pablo Isaza
1 answers
Answer question0
Your code replaces the entire machines field with the value you specify.
As explained in the doc, you can use the "dot notation" to reference nested fields within the document.
In your case:
db.collection('customers').document('B')
.update(
{ "machines.B1.status": "online"}
);
·
Juan Pablo Isaza
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