Learn that once an object is created, assignments won’t make copies—they reference the same memory. To make copies, we need a little help.
And I'm going to assign animal to that.…Now if I check its value,…here's what I get.…It's all the same stuff.…Now the question here is…what have I actually done when I executed…this statement up here?…Did I make a copy of the animal object?…Let's find out.…So you might think that if I say,…animal2.genus equals,…let's change this to ursus,…which is a bear.…
Okay, now I'll inspect animal two.…I can see the genus is set to ursus,…okay, that's what we expect.…Let's check the original animal.…Hmm, I don't see anything changing down here.…Yeah, I have changed both animal two, and animal.…
- Using a text editor
- Declaring and assigning variables
- Booleans and the quest for truth
- Working with objects and arrays
- Using operators and control structures
- Iterating with loops
- Objects, references, and functions
- Promises, async, and await
Skill Level Beginner
1. Getting Started
2. Variables and Types
3. Objects, Arrays, and More
4. Operators and Control Structures
5. Iterating with Loops
7. More Advanced Pieces
Next steps3m 38s
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