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From: Cezary Tomczyk <cezary.tomczyk@gmail.com>
Newsgroups: comp.lang.javascript
Subject: Re: get set value in array of objects
Date: Tue, 12 Jun 2018 17:36:38 +0200
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On 12/06/2018 02:50, Andrew Poulos wrote:
> Say I have an array like this
> 
> var objArray = [
>      { id:0, name:'Jonah',   otherProp:321 },
>      { id:1, name:'Andrew',  otherProp:648 },
>      { id:2, name:'Another', otherProp:850 },
>      { id:3, name:'Quite',   otherProp:146 },
>      { id:4, name:'Mary',    otherProp:984 }
> ];
> 
> except that the objects have many more properties and the array has many 
> more elements.
> 
> 
> To get, say the 'name' value for the object with an id = 3 I'm using:
> 
> var val = objArray.find(function(obj) {
>    return (obj.id === 3 ? obj.name : false);
> });
> 
> 
> And to set the 'name' value for the object with an id = 3 I'm using:
> 
> var ind = objArray.findIndex(function(obj) {
>    return obj.id === 3;
> });
> 
> objArray[ind]['name'] = "Fred";
> 
> 
> It works but I'm wondering if someone could show a "better" way.
> 
> Andrew Poulos

Consider using Map: 
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Map

-- 
Cezary Tomczyk
http://www.ctomczyk.pl/
https://www.aslint.org/