No matter how much experience you have with Java Script odds are you don't fully understand the language As part of the You Don't Know JS series this compact guide explores Java Script types in greater depth than previous treatments by looking at type coercion problems demonstrating why types work & showing you how to take advantage of these features Like other books in this series You Don't Know JS Types & Grammar dives into trickier parts of the language that many Java Script programmers simply avoid or assume don't exist (like types) Armed with this knowledge you can achieve true Java Script mastery With this book you will Get acquainted with Java Script's seven types null undefined boolean number string object & symbol Understand why Java Sript's unique array string & number characteristics may delight or confound you Learn how natives provide object wrappers around primitive values Dive into the coercion controversy
- & learn why this feature is useful in many cases Explore various nuances in Java Script syntax involving statements expressions & other features