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<!DOCTYPE html> <head> <meta charset="utf-8"> <script src="https://d3js.org/d3.v4.min.js"></script> <style> body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; } </style> </head> <body> <script> // Feel free to change or delete any of the code you see in this editor! array1 = [{name: "Arizona", location: "Southwest"}, {name: "Virginia", location: "East"}, {name: "Florida", location: "Southeast"}]; array2 = [{name: "Arizona", id: "AZ"}, {name: "Virginia", id: "VA"}, {name: "Florida", id: "FL"}]; /*array1.forEach(function(a1) { array2.forEach(function(a2) { if (a1.name == a2.name) { a1.id = a2.id; } }) })*/ //console.log(array1) array3 = ['a', 'b', 'c', 'd'] array4 = ['a','c','e','f','g']; array3.forEach(function(a3){ array4.forEach(function(a4) { if (a3 == a4) console.log(a3 = a4) }) }) </script> </body>
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