Apex Reference Guide

Apex Reference Guide
Release Notes
Apex DML Operations
ApexPages Namespace
AppLauncher Namespace
Approval Namespace
Auth Namespace
Cache Namespace
Canvas Namespace
ChatterAnswers Namespace
CommerceBuyGrp Namespace
CommerceExtension Namespace
CommerceOrders Namespace
CommercePayments Namespace
CommerceTax Namespace
ComplianceMgmt Namespace
Compression Namespace
ConnectApi Namespace
Context Namespace
Database Namespace
Datacloud Namespace
DataRetrieval Namespace
DataSource Namespace
DataWeave Namespace
Dom Namespace
embeddedai Namespace
EventBus Namespace
ExternalService Namespace
Flow Namespace
Flowtesting Namespace
flowuiruntime Namespace
FormulaEval Namespace
fsccashflow Namespace
Functions Namespace
ise_bots_apex Namespace
IssueCreditMemo Namespace
ind_mfg_sample_mgmt_apex Namespace
industriesNlpSvc
IndustriesDigitalLending Namespace
Invocable Namespace
InvoiceWriteOff Namespace
IsvPartners Namespace
KbManagement Namespace
LxScheduler Namespace
Messaging Namespace
AttachmentRetrievalOption Enum
ActionableNotification Class
ActionableNotification.Builder Class
ActionError Enum
ActionResult Class
ActionResult.Builder Class
CustomNotification Class
Email Class (Base Email Methods)
EmailFileAttachment Class
InboundEmail Class
InboundEmail.AuthenticationResult Class
InboundEmail.AuthenticationResultField Class
InboundEmail.BinaryAttachment Class
InboundEmail.TextAttachment Class
InboundEmailResult Class
InboundEnvelope Class
MassEmailMessage Class
InboundEmail.Header Class
PushNotification Class
PushNotificationPayload Class
NotificationActionHandler Interface
RenderEmailTemplateBodyResult Class
RenderEmailTemplateError Class
SendEmailError Class
SendEmailResult Class
SingleEmailMessage Class
Metadata Namespace
PlaceQuote Namespace
Pref_center Namespace
Process Namespace
QuickAction Namespace
renew_assets_summary Namespace
Reports Namespace
RevSignaling Namespace
RevSalesTrxn Namespace
RichMessaging Namespace
RulesAppln Namespace
runtime_industries_cpq Namespace
runtime_industries_insurance Namespace
Schema Namespace
Search Namespace
setup_flow_performance Namespace
Sfc Namespace
Sfdc_Checkout Namespace
Sfdc_Enablement Namespace
sfdc_surveys Namespace
Site Namespace
Slack Namespace
Support Namespace
System Namespace
TerritoryMgmt Namespace
TxnSecurity Namespace
UserProvisioning Namespace
VisualEditor Namespace
Wave Namespace
Appendices
PDF

Messaging Namespace

The Messaging namespace provides classes and methods for Salesforce notifications and email functionality.

The Messaging namespace includes these classes, enums, and interfaces.