The following operators can be used throughout the system in Formulas.
greater or equal to
less than or equal to
|does not contain|
Variable Formula fields use a slightly modified syntax and list of operators. For more information, see Variable Formula Fields.
You can combine formula criteria using logical operators such as AND and OR. These are:
Order of Operations
Formula expressions are evaluated from left to right. Use parentheses to group terms and define the order of execution. For example, A && (B || C) will evaluate to true if A is true, and also B or C is true. In contrast, A && B || C will evaluate true if A and B are true, OR if C is true.