Core Function FileReadLine

FileReadLine( <file>, <expression> )

Description

Read a line of text from a previously opened text file (Or specify a name of a file).

Parameters

file

A variable containing the File handle OR a name of a file to open.

expression

Optional; Line number to read default is line 0 (0 means the first line).

Return Value

Success: Returns a string

Failure: Returns 0 if error occurs.

Remarks

Trailing newlines "\n" and "\r" will be removed from the end of the returned string automatically.

Example

$File = FileOpen("MyFile.txt", "r")
If isObj($File, "file") Then
	$Line0 = FileReadLine($File, 0)
	$Line1 = FileReadLine($File, 1)
	$Line2 = FileReadLine($File, 2)
	println( "Line0: " . $Line0 )
	println( "Line1: " . $Line1 )
	println( "Line2: " . $Line2 )
	FileClose( $File )
EndIf

Heres an example of using it directly with a text file by name :

$Line0 = FileReadLine("MyFile.txt", 0)
$Line1 = FileReadLine("MyFile.txt", 1)
$Line2 = FileReadLine("MyFile.txt", 2)
println( "Line0: " . $Line0 )
println( "Line1: " . $Line1 )
println( "Line2: " . $Line2 )