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reporting_engine_formula_edition_rules [2018/12/05 16:46]
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-=====Formula Edition Rules===== 
  
-In many applications it is necessary to provide the user with the ability to change the calculation formulas without compiling the software. 
- 
-We use the functionality of [[http://​zone.ni.com/​reference/​en-XX/​help/​371361K-01/​lvhowto/​formula_node_and_express/​|National Instruments labview]] 
- 
-When editing formulas you can use the following functions:​\\ 
-СВЕТА - ВСТАВЬ ТАБЛИЦУ с функциями и с линками на описание функций на сайт NI\\ 
- 
-You can use multiple expressions and define internal variables like a1..a9, b1..b9, etc.\\ 
-Example:\\ 
-<​code>​ 
-a1 = abs(Mean) - abs(Min) + rand(1); 
-a2 = abs(Peak) - abs(Mean)+ rand(1); 
-Result =a2 - a1 
-</​code>​ 
- 
-An example of using the formula editor and in the GUI:\\ 
-{{:​reporting_engine:​data_analysis_with_formula_editor.png?​1000|}}