Day 1 of 14 30 minEnginesconsole.log()Statements
What JavaScript is, where it runs, how an engine runs your code, and your first lines of JavaScript.
By the end of today you can
- Explain what JavaScript is and where it runs
- Describe how a JavaScript engine turns code into results
- Print values with console.log and friends
- Write statements and comments, and read an error message
What's inside
- 9 sections
- 3 diagrams and mind maps
- 7 code examples you can run
- 5-question quiz
- 1What is JavaScript?
- 2Where JavaScript runs
- 3Your first line of code
- 4How an engine runs your code
- 5Statements and semicolons
- 6Comments
- 7More than console.log
- 8Reading error messages
- 9A small program
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