How to get the array value from another array value (key value pair)

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abc = [1,3,5]

abcMaster= [
{
SL_Id: 1,
SL_Name: "Value1",
},
{
SL_Id: 2,
SL_Name: "Value2",
},
{
SL_Id: 3,
SL_Name: "Value3",
},
{
SL_Id: 4,
SL_Name: "Value4",
},
{
SL_Id: 5,
SL_Name: "Value5",
}
]

slValue : any[];

I want something like this:

slValue =["Value1","Value3","Value5"]

Here i want to get the SL_Name based abc array value. how to achive this.

What I have tried:

how to achieve this in angular typescript/ javascript

Posted 6-Dec-20 21:52pm

Virendra S from Bangalore, Karnataka

Updated 7-Dec-20 1:03am

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Richard Deeming · Accepted Answer · 2020-12-07T01:03:00

Try:

JavaScript

const slValue = abc.map(id => abcMaster.find(m => m.SL_Id === id)?.SL_Name ?? `ID ${id} was not found`);