Lof Function
ཁ་ཕྱེ་བའི་ཡིག་ཆའི་ཆེ་ཆུང་ཕྱིར་ལོག་བྱེད་ ཡིག་ཚིགས་ནི་འཇལ་བྱེད་ཡིན།
Lof (FileNumber) As Long
Long
FileNumber: Any numeric expression that contains the file number that is specified in the Open statement.
To obtain the length of a file that is not open, use the FileLen function.
5 ནུས་མེད་ཀྱི་བརྒྱུད་རིམ་འཁོར་སྤྱོད་
52 ནོར་བའི་ཡི་ཆའི་མིང་ངམ་ཨང་སྒྲིག་
Sub ExampleRandomAccess
Dim iNumber As Integer
Dim sText As Variant REM ངེས་པར་དུ་འགྱུར་ཚད་ཡིན་དགོས་
Dim aFile As String
aFile = "C:\Users\ThisUser\data.txt"
iNumber = Freefile
Open aFile For Random As #iNumber Len=32
Seek #iNumber,1 REM འགོ་འཛུགས་གནས་ས་
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