ReadLine()

Summary

Reads a string of characters from a text file.

 

Syntax

line = ReadLine(file fptr)

 

Argument	Contents
fptr	A file handle

 

Returns

A string read from the current position in the text file.

 

Notes

• ReadLine() stops reading when it reaches a newline character or the end of the file.

• The maximum size of the string read is 5119 characters. Longer strings are truncated, and the remainder is read with the next ReadLine().

Example

// Make sure the path is correct for your installation of Maptitude

fptr = OpenFile("C:\\Program Files\\Maptitude\\mtdata.txt", "r")

while not FileAtEOF(fptr) do

     ShowMessage(ReadLine(fptr))

     end

CloseFile(fptr)

 

Error Codes

Error Type	Meaning
EndOfFile	The end of the file is encountered while reading a line
Error	The file is not open, the file is not open for reading, or the file is a binary file

 

See Also

Function	Summary
CloseFile()	Closes a file
WriteLine()	Writes a string of characters to a text file
ReadSizedArray()	Reads a group of strings from a file
OpenFile()	Opens a text or binary file on disk