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Friday, September 25, 2020

How to display specific number of elements from a list in aura component - Salesforce Globe For You

 How to display specific number of elements from a list in aura component  - Salesforce Globe For You 

Problem: Need to display specified number of elements from a list instead of displaying all elements.

Solution: There is one attribute 'end' in <aura:iteration> tag which can be used for this purpose.The End attribute species the index(excluding) till which the list should iterate.

The end specifies the number of elements to display:If end is 2,it displays 2 elements and if end is 5 ,it displays 5 elements from the list.

Example:

ListIterator.cmp

<aura:component>

<aura:iteration items="1,2,3,4,5,6,7,8,9" var="num" end="4">

        {!num}<br/>

    </aura:iteration>

</aura:component>

TestApp.app

<aura:application extends="force:slds">

<c:ListIterator/>

</aura:application>

Output:



when end is change to 6,output is



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