Справка Collabora Office 24.04

Инструкция Get

Считывает запись из файла с произвольным доступом или последовательность байтов из бинарного файла в переменную.

См. также: Инструкция PUT

Синтаксис:

Get Statement diagram

Get [#]fileNum, [recordNum|filePos], variable

Параметры:

fileNum: Any integer expression that determines the file number.

recordNum: For files opened in Random mode, recordNum is the number of the record that you want to read.

For files opened in Binary mode, filePos is the byte position in the file where the reading starts.

If recordNum and filePos are omitted, the current position or the current data record of the file is used.

variable: Name of the variable to be read. With the exception of object variables, you can use any variable type.

Пример:

Sub ExampleRandomAccess
    Dim iNumber As Integer
    Dim sText As Variant REM Должно быть Variant
    Dim aFile As String
    aFile = "C:\Users\ThisUser\data.txt"
    iNumber = Freefile
    Open aFile For Random As #iNumber Len=32
    Seek #iNumber,1 REM Позиция в начале
    Put #iNumber, , "This is the first line of text" ' Fill line with text
    Put #iNumber, , "This is the second line of text"
    Put #iNumber, , "This is the third line of text"
    Seek #iNumber,2
    Get #iNumber, , sText
    Print sText
    Close #iNumber
    iNumber = Freefile
    Open aFile For Random As #iNumber Len=32
    Get #iNumber, 2, sText
    Put #iNumber, , "This is a new text"
    Get #iNumber, 1, sText
    Get #iNumber, 2, sText
    Put #iNumber, 20, "This is the text in record 20"
    Print Lof(#iNumber)
    Close #iNumber
End Sub

Sub ExampleRandomAccess
    Dim iNumber As Integer
    Dim sText As Variant ' Must be a variant
    Dim aFile As String
    aFile = "~/data.txt"
    iNumber = Freefile
    Open aFile For Random As #iNumber Len=32
    Seek #iNumber,1 ' Position at beginning
    Put #iNumber, , "This is the first line of text" ' Fill line with text
    Put #iNumber, , "This is the second line of text"
    Put #iNumber, , "This is the third line of text"
    Seek #iNumber,2
    Get #iNumber, , sText
    Print sText
    Close #iNumber
    iNumber = Freefile
    Open aFile For Random As #iNumber Len=32
    Get #iNumber, 2, sText
    Put #iNumber, , "This is a new text"
    Get #iNumber, 1, sText
    Get #iNumber, 2, sText
    Put #iNumber, 20, "This is the text in record 20"
    Print Lof(#iNumber)
    Close #iNumber
End Sub

Инструкция Open

Инструкция Put#

Инструкция Close

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