IO::OpenFile

IO::OpenFile(fileName, openingMode) ⇒ FILE

Open file. Returns FILE object or null.

In server scripts, IO:: functions are available only if server configuration variable NXSL.EnableFileIOFunctions is enabled (change requires server restart). They are always available in scripts run by nxscript.

Table 1. Parameters
fileName	String	File name to open.
openingMode	String	Optional, default `"r"`. Mode file should be opened in. More can be found there.

Return

File class or NULL if error occurred.

f = IO::OpenFile("/tmp/a.txt", "r");
while (!f.eof) println(f.readLine()); // Will print contents of the file