Turn JavaScript Objects in Maps for Predictability

No more errors with undefined properties

Dev by RayRay
Feb 17 · 3 min read
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Photo by NASA on Unsplash

The Problem With Objects

Example Problem

.
Uncaught TypeError: Cannot read property 'last_updated' of undefined at <anonymous>:1:14

The Map Solution

Conclusion

Better Programming

Advice for programmers.

Thanks to Zack Shapiro

Dev by RayRay

Written by

I write stories about Frontend Dev, JavaScript, Typescript, Angular, NodeJS, Serverless Functions, JAM Stack, FaunaDB, Netlify, Apple, iOS— https://byrayray.dev

Better Programming

Advice for programmers.

Dev by RayRay

Written by

I write stories about Frontend Dev, JavaScript, Typescript, Angular, NodeJS, Serverless Functions, JAM Stack, FaunaDB, Netlify, Apple, iOS— https://byrayray.dev

Better Programming

Advice for programmers.

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