JSFiddle - React, Tailwind, and code Playground

by Daniel Brose

HTML

`jQuery.extend()`
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<a href="https://api.jquery.com/jquery.extend/">https://api.jquery.com/jquery.extend/</a>

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> jQuery.extend( [deep ], target, object1 [, objectN ] )

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Passing in that extra param makes it a deep merge, ie recursive

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`$.extend(arr1, $.extend(true, arr2, arr3 ))`

JavaScript

arr1 = [{
    id: 1,
    name: 'fred'
}];

arr2 = [{
    id: 1,
    wage: '300'
},{
    id: 2,
    wage: '10'
}]

arr3 = [];

$.extend(arr3, $.extend(true, arr1, arr2 ));

console.log(arr3);