Simple and interesting tutorial on j & # 097; vascript, the most popular programming language worldwide today. Full range of information about the language j & # 097; vascript with examples and analysis of tasks from the author of bestselling textbooks on programming languages ​ ​ Alexei Vasiliev. With the help of this book, everyone can master the language j & # 097; vascript - from a beginner to a specialist.