# Set a key-value pair using a `String` type value
	# Returns `self` allowing fluent programming
	fun add_string(key: String, value: String): SharedPreferences
	do
		sys.jni_env.push_local_frame(2)
		editor.put_string(key.to_java_string, value.to_java_string)
		sys.jni_env.pop_local_frame
		commit_if_auto
		return self
	end