Ternary Operation in JavaScript

Ternary operations in JavaScript are really awesome.
It's essentially an if/then block, but on one line.

An example would be:

In this example, y would be "howdy".

You can read ternary operations as

y = ( comparison ) ? if it's true, use this value : otherwise, use this value ;


This is a very simple example, but you can see the power behind this.

An example in jQuery could be...

Again, this is a very simple example, but you get the point.

One word of advice, though: never use ternary operations if the values to be set are true/false:

Instead, just use the comparison: