Recently, I got the chance to work on a backbone application where I understood the primary importance of selectively using javascript built-in objects for our operations regardless of the framework. Most of the times we pledge our allegiance to our lords (frameworks) and libraries and follow them blindly because we think that they are capable of doing everything, sometimes losing out on javascript best practices. JavaScript program to find if an object is in an array or not : Finding out if an object is in an array or not is a little bit tricky to solve in JavaScript. Array.find () will return the object if the object is contained in the array. ![]() ![]() Check if each object in contains a property with the specified value. The find () method does not change the original array. Check if an Array Contains an Object with Array.find () This is a three-step process: Use the Array.find () method to iterate over the array. The find () method does not execute the function for empty elements. The find () method returns undefined if no elements are found. (Oh! The Internet is the deep blue sea I was talking about).Īs frontend developers most of the times we do not rely on vanilla javascript for everything that we want. The find () method executes a function for each array element. Although most of us do not venture all the way down into the darkness, we still precisely like to get what we want. ![]() You are on a boat in the middle of a deep blue sea. The internet is a great place to find information, but there is one teeny-tiny problem.
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