Campbell CR850 - String Functions; String Operations

Appendix A. CRBasic Programming Instructions
480
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LevelCrossing
Processesdataintoaone‐ortwo‐dimensionalhistogramusingalevel‐crossing
countingalgorithm.
Syntax
LevelCrossing(Source, DataType, DisableVar, NumLevels,
2ndDim, CrossingArray, 2ndArray, Hysteresis, Option)
RainFlow
ProcessesdatawiththeRainflowcountingalgorithm,essentialtoestimating
cumulativedamagefatiguetocomponentsundergoingstress/straincycles(see
DowningS.D.,SocieD.F.(1982)SimpleRainflowCountingAlgorithms.
InternationalJournalofFatigueVolume4,Issue1).
Syntax
RainFlow(Source, DataType, DisableVar, MeanBins, AmpBins,
Lowlimit, Highlimit, MinAmp, Form)
A.7 String Functions
Read More! See String Operations (p. 237)
& Concatenates string variables.
+ Concatenates string and numeric variables.
- Compares two strings, returns zero if identical.
A.7.1 String Operations
String Constants
Constantstringscanbeusedinexpressionsusingquotationmarks.For
example:
FirstName = "Mike"
String Addition
Stringscanbeconcatenatedusingthe'+'operator.Forexample:
FullName = FirstName + " " + MiddleName + " " + LastName
String Subtraction
String1‐String2resultsinanintegerintherangeof‐255..+255.
String Conversion to/from Numerics
Conversionofstringstonumericsandnumericstostringsisdone
automaticallywhenanassignmentismadefromastringtoanumericor
anumerictoastring,ifpossible.
String Comparison Operators
Thecomparisonoperators=,>,<,<>,>=and<=operateonstrings.