dev/protos/firestore_proto_api.js
function DocumentChange(properties) {
                    this.targetIds = [];
                    this.removedTargetIds = [];
                    if (properties)
                        for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
                            if (properties[keys[i]] != null)
                                this[keys[i]] = properties[keys[i]];
                }
function DocumentChange(properties) {
                    this.targetIds = [];
                    this.removedTargetIds = [];
                    if (properties)
                        for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
                            if (properties[keys[i]] != null)
                                this[keys[i]] = properties[keys[i]];
                }
function DocumentChange ( properties ) { this . targetIds = [ ] ; this . removedTargetIds = [ ] ; if ( properties ) for ( var keys = Object . keys ( properties ) , i = 0 ; i < keys . length ; ++ i ) if ( properties [ keys [ i ] ] != null ) this [ keys [ i ] ] = properties [ keys [ i ] ] ; }
Properties of a DocumentChange.
@memberof google.firestore.v1
@interface IDocumentChange
@property {google.firestore.v1.IDocument|null} [document] DocumentChange document
@property {Array.<number>|null} [targetIds] DocumentChange targetIds
@property {Array.<number>|null} [removedTargetIds] DocumentChange removedTargetIds
 
Constructs a new DocumentChange.
@memberof google.firestore.v1
@classdesc Represents a DocumentChange.
@implements IDocumentChange
@constructor
@param {google.firestore.v1.IDocumentChange=} [properties] Properties to set
Properties of a DocumentChange .