What is Apex?

Apex is a programming language for salesforce (only)

    • Object Oriented Program, in which the data types have to defined.
    • Allows developers for flow execution in force.com platforms.
    • Enables developers to add business logic to most system events including button clicks, related record updates and visualforce pages.

Datatypes in Apex

  • Primitives

Apex primitives include the following datatypes.

  1. Integer
  2. Boolean
  3. Decimal
  4. Double
  5. Date
  6. Date Time
  7. Time
  8. String
  9. Long
  10. ID- Any valid salesforce.com Id.
  • sObjects
    • Any ¬†object that can be stored in force.com platform database.
    • sObject variable unlike primitive variable refers to row of data in salesforce. That is a complete record as a variable.