Line Input# Statement

Reads a line from a sequential file into a variable.

Syntax:

Line Input Statement diagram


Line Input #fileNum, variable

Parameters:

fileNum: Number of the file that contains the data that you want to read. The file must have been opened in advance with the Open statement using the key word INPUT.

variable: The name of the variable that stores the result.

ជាមួយសេចក្តីថ្លែងការណ៍ Line Input# អ្នកអាចអានខ្សែអក្សរពីឯកសារដែលបើកមួយទៅជាអថេរមួយ ។ អថេរខ្សែអក្សរត្រូវបានអានម្តងមួយជួរៗ រហូតដល់ចូលបន្ទាត់ថ្មីដំបូង (Asc=13) ឬចុះបន្ទាត់ (Asc=10) ។ សញ្ញាចុងបន្ទាត់មិនត្រូវបានរួមបញ្ចូលក្នុងខ្សែអក្សរលទ្ធផលទេ ។

Example:


  Sub ExampleWorkWithAFile
      Dim iNumber As Integer
      Dim sLine As String
      Dim aFile As String
      Dim sMsg As String
      aFile = "C:\Users\ThisUser\data.txt"
      iNumber = Freefile
      Open aFile For Output As #iNumber
      Print #iNumber, "This is a line of text"
      Print #iNumber, "This is another line of text"
      Close #iNumber
      iNumber = Freefile
      Open aFile For Input As iNumber
      While Not eof(iNumber)
          Line Input #iNumber, sLine
          If sLine <>"" Then
              sMsg = sMsg & sLine & chr(13)
          End If
      Wend
      Close #iNumber
      MsgBox sMsg
  End Sub


  Sub ExampleWorkWithAFile
      Dim iNumber As Integer
      Dim sLine As String
      Dim aFile As String
      Dim sMsg As String
      aFile = "~/data.txt"
      iNumber = Freefile
      Open aFile For Output As #iNumber
      Print #iNumber, "This is a line of text"
      Print #iNumber, "This is another line of text"
      Close #iNumber
      iNumber = Freefile
      Open aFile For Input As iNumber
      While Not eof(iNumber)
          Line Input #iNumber, sLine
          If sLine <>"" Then
              sMsg = sMsg & sLine & chr(13)
          End If
      Wend
      Close #iNumber
      MsgBox sMsg
  End Sub

Open Statement

Print# Statement

Write# Statement