Contents
How do you create a map in apex?
To access elements in a map, use the Map methods provided by Apex. This example creates a map of integer keys and string values. It adds two entries, checks for the existence of the first key, retrieves the value for the second entry, and finally gets the set of all keys. Map m = new Map (); // Define a new map
How does the distance matrix API work on Google Maps?
Introduction The Distance Matrix API is a service that provides travel distance and time for a matrix of origins and destinations. The API returns information based on the recommended route between start and end points, as calculated by the Google Maps API, and consists of rows containing duration and distance values for each pair.
How to populate map key-value pairs in apex?
As with lists, you can populate map key-value pairs when the map is declared by using curly brace ( {}) syntax. Within the curly braces, specify the key first, then specify the value for that key using =>. For example: In the first example, the value for the key a is b, and the value for the key c is D.
How are Map Keys treated in Salesforce apex?
Map keys of type String are case-sensitive. Two keys that differ only by the case are considered unique and have corresponding distinct Map entries. Subsequently, the Map methods, including put, get, containsKey , and remove treat these keys as distinct.
How to create a custom component in apex?
All custom component definitions must be wrapped inside a single tag. This component supports HTML pass-through attributes using the “html-” prefix. Pass-through attributes are attached to the generated container tag, or , depending on the layout attribute.
What should the access attribute be in apex?
Possible values are “public” (default) and “global”. Use global to indicate the component can be used outside of the component’s namespace. If the access attribute is set to global, the access attribute on all required child apex:attributes must also be set to global.
What is the name of the apex controller?
The name of the Apex controller used to control the behavior of this custom component. The name of one or more controller extensions that add additional logic to this custom component. An identifier that allows the component to be referenced by other tags in the component definition.