# Logical operators ## Logical (binary) operators [#logical-binary-operators] The following logical operators are supported between two values of the `bool` type: **These logical operators are sometimes referred-to as Boolean operators, and sometimes as binary operators. The names are all synonyms.** | **Operator name** | **Syntax** | **meaning** | | ----------------- | --------------------------- | ------------------------------------------------------------------------------------------------------------------------ | | Equality | **==** | Returns `true` if both operands are non-null and equal to each other. Otherwise, `false`. | | Inequality | **!=** or **\<>** | Returns `true` if either one (or both) of the operands are null, or they aren’t equal to each other. Otherwise, `false`. | | Logical and | **and** | Returns `true` if both operands are `true`. | | Logical or | **or** | Returns `true `if one of the operands is `true`, regardless of the other operand. |