Page 40 - JavaScript
P. 40
The void operator 533
Syntax: 533
Returns: 533
Description 533
Examples: 533
The unary negation operator (-) 534
Syntax: 534
Returns: 534
Description 534
Examples: 534
The bitwise NOT operator (~) 535
Syntax: 535
Returns: 535
Description 535
Examples: 535
The logical NOT operator (!) 536
Syntax: 536
Returns: 536
Description 536
Examples: 537
Overview 537
Chapter 97: Unit Testing Javascript 539
Examples 539
Basic Assertion 539
Unit Testing Promises with Mocha, Sinon, Chai and Proxyquire 540
Chapter 98: Using javascript to get/set CSS custom variables 544
Examples 544
How to get and set CSS variable property values. 544
Chapter 99: Variable coercion/conversion 545
Remarks 545
