August 2007
Intermediate to advanced
591 pages
14h 16m
English
Content preview from Advanced Javascript, 3rd Edition
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Chapter 5Functions and Variable Scope
Variable Scope and Storage Class
Remember that JavaScript is a programming language, and as such, it shares certain characteristics common to all programming languages. The concepts of variables and functions are two such shared characteristics. A variable is basically a segment of memory set aside to hold data. That memory segment is referenced by a name that you assign, thus allowingyou to put things into it and take them out when you wish.
All JavaScript variables have two attributes:
Scope
Storage class ...
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