Integrations (PTC products, 3rd party products and code) > Code integration (Ada, ARINC 653, C, C#, C++, IDL, Java, SQL and VB) > SDL script for generating code > Operators > Overview of operators (SDL script)
  
Overview of operators (SDL script)
The following operators can be used in SDL scripts.
• == or =
Tests for equality in a conditional statement.
• != or <>
Tests for inequality in a conditional statement.
• <
Tests for a condition being less than another condition in a conditional statement.
• >
Tests for a condition being greater than another condition in a conditional statement.
• &
Concatenates two strings.
• -
Performs numeric subtraction.
• +
Performs numeric addition, or evaluates the union of two lists.
• *
Evaluates the intersection of two lists.