April 2018
Beginner to intermediate
440 pages
11h 36m
English
You can now add and delete features, but sometimes you only need to change an attribute value. For example, an open case status to a closed case status. In this section, you will learn how to modify attributes.
Attributes are modified by calling changeAttributeValues(). The following code changes a single feature:
scf.dataProvider().changeAttributeValues({114:{0:123,1:345,2:"ADA",3:"NEW"} })
The previous code calls changeAttributeValues() and passes a dictionary with the key being the feature id and the value being a dictionary of attributes—{id:{0:value, 1:value, n:value}}. The keys for the attributes dictionary are the field indexes. There are four fields in the features so the dictionary of attributes ...