Insert new value or replaces the old one if value associated with key already exists. Note: The value is not escaped automatically upon writing. It's your responsibility to escape it.
Inserted/updated value or null string if key was not added.
IniLikeEntryException if key or value is not valid or value needs to be escaped.
writeEntry
See Implementation
Insert new value or replaces the old one if value associated with key already exists. Note: The value is not escaped automatically upon writing. It's your responsibility to escape it.