Campbell-scientific CR1000 Measurement and Control System Manual do Utilizador descarregar pdf (Página 504)

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Appendix A. CRBasic Programming Instructions

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HexToDec

Convertsahexadecimalstringtoafloatorinteger.

Syntax

Variable = HexToDec(Expression)

InStr

Findsthelocationofastringwithinastring.

Syntax

Variable = InStr(Start, SearchString, FilterString,

SearchOption)

LTrim

Returnsacopyofastringwithnoleadingspaces.

Syntax

variable = LTrim(TrimString)

Left

Returnsasubstringthatisadefinednumberofcharactersfromtheleftsideof

theoriginalstring.

Syntax

variable = Left(SearchString, NumChars)

Len

Returnsthenumberofbytesinastring.

Syntax

Variable = Len(StringVar)

LowerCase

Convertsastringtoalllowercasecharacters.

Syntax

String = LowerCase(SourceString)

Mid

Returnsasubstringthatiswithinastring.

Syntax

String = Mid(SearchString, Start, Length)

Replace

Searchesastringforasubstringandreplacesthatsubstringwithadifferent

string.

Syntax

variable = Replace(SearchString, SubString, ReplaceString)

Right

Returnsasubstringthatisadefinednumberofcharactersfromtherightsideof

theoriginalstring.

Syntax

variable = Right(SearchString, NumChars)

RTrim

Returnsacopyofastringwithnotrailingspaces.

Syntax

variable = RTrim(TrimString)

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