// SetTopicArn sets the TopicArn field's value.
763019
func (s *ListSubscriptionsByTopicInput) SetTopicArn(v string) *ListSubscriptionsByTopicInput {
	s.TopicArn = &v
	return s
}
531414
func (s *DescribeThingOutput) SetThingArn(v string) *DescribeThingOutput {
	s.ThingArn = &v
	return s
}
411100
func (s *SubscribeInput) SetTopicArn(v string) *SubscribeInput {
	s.TopicArn = &v
	return s
}
199041
func (s *RegisterEventTopicInput) SetTopicName(v string) *RegisterEventTopicInput {
	s.TopicName = &v
	return s
}
515239
func (s *WorkmailAction) SetTopicArn(v string) *WorkmailAction {
	s.TopicArn = &v
	return s
}
283000
func (s *UpdateServiceSettingsInput) SetSnsTopicArn(v string) *UpdateServiceSettingsInput {
	s.SnsTopicArn = &v
	return s
}
771647
func (gp *GoPdf) SetTopMargin(margin float64) {
	gp.UnitsToPointsVar(&margin)
	gp.margins.Top = margin
}
300762
func (s *SetTopicAttributesInput) SetTopicArn(v string) *SetTopicAttributesInput {
	s.TopicArn = &v
	return s
}
601067
func (s *ListTopicRulesInput) SetTopic(v string) *ListTopicRulesInput {
	s.Topic = &v
	return s
}
637680
func (s *NotificationConfigurationDeprecated) SetTopicConfiguration(v *TopicConfigurationDeprecated) *NotificationConfigurationDeprecated {
	s.TopicConfiguration = v
	return s
}
302696
func (s *DeregisterEventTopicInput) SetTopicName(v string) *DeregisterEventTopicInput {
	s.TopicName = &v
	return s
}
1092868
func (s *CreateEventSubscriptionInput) SetSnsTopicArn(v string) *CreateEventSubscriptionInput {
	s.SnsTopicArn = &v
	return s
}
748327
func (s *DeleteTopicInput) SetTopicArn(v string) *DeleteTopicInput {
	s.TopicArn = &v
	return s
}
624865
func (s *TopicConfiguration) SetTopicArn(v string) *TopicConfiguration {
	s.TopicArn = &v
	return s
}
183296
func (s *GetTopicAttributesInput) SetTopicArn(v string) *GetTopicAttributesInput {
	s.TopicArn = &v
	return s
}
1346900
func (s *AgentListEntry) SetAgentArn(v string) *AgentListEntry {
	s.AgentArn = &v
	return s
}
118573
func (s *PublishInput) SetTopicArn(v string) *PublishInput {
	s.TopicArn = &v
	return s
}