IsNull

Tests whether a value is null within the Jyro type system.

Syntax

IsNull(value)

Parameters

• value (any): The value to test for null

Returns

• boolean: True if the value is null, false for all non-null values

Description

Provides the logical inverse of the Exists function and is useful for conditional logic and validation.

Examples

var result1 = IsNull(null)         # Returns true

var result2 = IsNull("hello")      # Returns false

var result3 = IsNull(0)            # Returns false

var result4 = IsNull(array [])     # Returns false