README- TParser
expr
expr command for MoonX.
command-line
moonx
wasm
Author
Version
0.2.2
License
Apache-2.0
Repository
Last updated
10 hours ago
Downloads
73
#expr
Evaluate integer and string expressions for MoonX.
moonx cli/expr@0.2.2 EXPRESSION#Supported scope
Pass operators and operands separately. Supports arbitrary-size integer arithmetic, comparisons, logical operators, anchored BRE matching and string functions.
#Options
| Option | Description |
|---|---|
| EXPRESSION | Operators: |, &, comparisons, +, -, *, /, %, : and parentheses. |
| match / substr / index / length | String functions using byte positions. |
| + ARG | Treat the next argument literally. |
| --help / --version | Show help / package version. |
#Limitations
- String operations and matching use C-byte rules, not locale-aware characters.
- Exit 0 for nonempty/nonzero, 1 for empty/zero, and 2 for invalid expressions.
#Examples
moonx cli/expr@0.2.2 2 + 3
moonx cli/expr@0.2.2 length example
Apache-2.0
Updated 10 hours ago
73 downloads