Here is a list of subjects you may wish to review. Click on a high precedence subject to go to where it was discussed.

• variable, definition of What variables are.
• declaration Declaring variables.
• variable, declaration Syntax of declaring variables.
• variable, names Names for variables.
• reserved word Reserved words.
• assignment statement Assignment statements
• semantics Semantics
• expressions Expressions.
• operators, table of Table of operators and their precedence.
• parentheses How parentheses change the order of evaluation.

The next chapter will continue with arithmetic expressions.