How to Get the Sum of Values in Two JSON Objects

Discover how to calculate the `sum` of JSON object values easily with simple JavaScript methods.
---

Visit these links for original content and any more details, such as alternate solutions, latest updates/developments on topic, comments, revision history etc. For example, the original title of the Question was: How do I get the sum of two json objects?

If anything seems off to you, please feel free to write me at vlogize [AT] gmail [DOT] com.
---
Understanding JSON Object Summation

JSON, or JavaScript Object Notation, is a lightweight data interchange format that's easy for humans to read and write. However, when it comes to working with JSON objects in JavaScript, especially summing up certain values, many developers find themselves scratching their heads. This guide will help you tackle the common problem: How do I get the sum of two JSON objects?

The Problem: Summing JSON Values

Consider the following JSON structure, which represents game scores. The data includes various properties related to the teams and their scores. Our goal is to find the sum of the values for homescorepoints and homeframepointsadj for the home team, as well as awayscorepoints and awayframepointsadj for the away team.

Here is the relevant snippet of the JSON data that you might encounter:

[[See Video to Reveal this Text or Code Snippet]]

Many developers, particularly those new to JavaScript or working with JSON, find it challenging to sum values from this structure. Let's break it down step-by-step.

The Solution: Calculating Scores with JavaScript

Step 1: Extract Values from JSON

Step 2: Set Up a Calculation Function

Next, define a function that takes the JSON data and a type (either 'home' or 'away') as parameters. This function will help you calculate the total scores.

Here’s a sample function, calculateScore, that does just that:

[[See Video to Reveal this Text or Code Snippet]]

Step 3: Implement the Function

Now that we have our function, we can invoke it for both the home and away team scores:

[[See Video to Reveal this Text or Code Snippet]]

Final Output

When you run the above code snippet, you'll get the total scores of both teams:

Home Score: 192 (187 + 5)

Away Score: 178 (178 + 0)

Conclusion

Next time you're faced with JSON data and need to calculate sums, just remember these steps and apply this approach. Happy coding!