setFlag method
Adds or removes the flag with the specified name
to/from this message
depending on enable
.
Note that this only affects this message instance and is not persisted or reported to the mail service automatically.
Implementation
// ignore: avoid_positional_boolean_parameters
void setFlag(String name, bool enable) {
if (enable == true) {
addFlag(name);
} else {
removeFlag(name);
}
}