How to use map in Salesforce Lightning component?
1. Declare the attribute of Map type in Component Level. 2. Need to set the Map sent by Apex Class or standalone in your javascript file to Map attribute in your Lightning Component by javascript file. 3. Need to print out the value of the Map in Component file in this way: {!v.mapAttribute.key}
How to iterate map values in Lightning component?
In this method first we created a new map called Mymap and put value on it . (‘key’ , ‘value’) and return the map. // to get map values in lightning component use “map [key]” syntax. In the above JS controller we have only single doInit function which is fire on component Initialize.
How to specify zoom level in Lightning component?
The example for specifying zoomLevel also uses listView. If you don’t specify the zoomLevel attribute, the lightning:map component calculates a zoom level to accommodate the markers in your map. To specify a particular zoom level, set zoomLevel to a value corresponding to a Google Maps API zoom level.
What do you put in the center of a lightning map?
Use the center attribute to specify a different location for the map’s center. You can specify latitude and longitude, or at least one of the address elements: Country, State, City, and PostalCode. Street is optional. The center location format is the same as the mapMarkers location format.
When to use whom attribute in Lightning aura?
In this case we’ve got an attribute named whom of type String. If no value is specified, it defaults to “world”. Though not a strict requirement, tags are usually the first things listed in a component’s markup, as it provides an easy way to read the component’s shape at a glance.
How to add an attribute to a component?
Attributes enable you to make components more dynamic. Use the tag to add an attribute to the component or app. Let’s look at the following sample, helloAttributes.app: