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muParser Expression Parser API by LAVA - Toolkit for LabVIEW Download

API for calling muParser fast math expression parser (

D Discussion Watch * 4 ↓1,542
ReleasedJan 10, 2024
Publisher LAVA
License BSD 2-Clause
LabVIEW VersionLabVIEW>=18.0
Operating System Windows, Mac, and Linux
Dependencies lava_rsc_lava_palette  
Used By nevstop_3rdparty_dependencies   tag_engine  
Project links Homepage   Documentation   Repository   Discussion


This package provides a simple API for calling the muParser Fast Math Expression Parser (

A modified version of muParser will be installed to vi.lib.

Modifications to muParser include:
- Support for the "!" (not) operator
- Support for ":" as a valid character for variable names.
- Support for bitwise operator and "&", or "|", xor "|^", not "~"
- Support for floating point modulo "%"
- Support for hex values (starting with 0x)
- Support for binary values (starting with 0b)

Release Notes (Jan 10, 2024)

Include dlls for all supported platforms

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