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6.1 Constants, Variables and Conversions
Expressions are built up from values and the operations performed upon them. This section describes the elementary objects which provide the values used in expressions.
| 6.1.1 Constant Expressions | String, numeric and regexp constants. | |
| 6.1.2 Using Regular Expression Constants | When and how to use a regexp constant. | |
| 6.1.3 Variables | Variables give names to values for later use. | |
| 6.1.4 Conversion of Strings and Numbers | The conversion of strings to numbers and vice versa. |