str ReadIni(str 1, str 2, str 3, str? 4)
Reads the value from an INI file. Parameter 1 must be the name of the INI file, parameter 2 – the name of a section in the INI file, the third parameter is the key in the section to read. Last optional parameter can be used to provide the default value that will be returned on failure, if it is omitted, an empty string is returned.