cCaractereCharacterRequired
Parameter used by the function. Check the Portuguese source page for the detailed original wording while this entry remains under review.
FUNCTIONUnder review
Rat
Rat( <cCaractere>, <cString> )Returns the last position of one text inside another string.
Overview
Returns the last position of one text inside another string. This page was created from the historical training material and structured for quick reference, with practical notes and cautious use in current Protheus environments.
Syntax
Rat( <cCaractere>, <cString> )Parameters
cStringCharacterRequired
Parameter used by the function. Check the Portuguese source page for the detailed original wording while this entry remains under review.
Getting a file extension
User Function ExRat()
Local cFile := "final.report.pdf"
Local nDot := Rat(".", cFile)
If nDot > 0
MsgInfo("Extension: " + SubStr(cFile, nDot + 1))
EndIf
ReturnExpected result
Rat() finds the last dot and allows extracting the pdf extension.
- Use At() quando quiser a primeira ocorrência.
- Combine com SubStr() para extrair a parte final de um texto.
- This entry is under review because it was structured from historical training material.
- Confirm behavior in the Protheus/AppServer release used in your environment.
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