B4J Library Calc

Hello

This a library to calc (evaluate) expression. (Source Code in post #3)
it supports string and number, operators with standard priority, parenthesis, user-defined functions and user-defined variables.

jar file, documentation (thanks to informatix for libdoc) and sample full documented in archive

Copy spcalc.jar and spcalc.xml in additionnal folder,

spsp

 

[spsp]

Hello,

spcalc library

New version 0.20.

Optimization and enhanced errors messages.

Calc : evaluate string expression.

Supports :

• string and number
• operators +, -, *, /, ^, % and &
• parenthesis
• user-defined variables
• user-defines function

spsp

 

[spsp]

Hello,

Here is the source code (works with B4J and B4A, perhaps BAI).

spsp

 

[Erel]

Here is the source code (works with B4J and B4A, perhaps BAI).

It is better to create a single thread and add [B4X] to the thread title. Note that you can use the new b4xlib format to create a cross platform library (it is very simple).