# Namespace OptimaJet.Workflow.Core.Helpers

## Classes

-   [HelperDateTime](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Helpers/HelperDateTime/)
    
    Provides utilities for comparing [DateTime](https://learn.microsoft.com/dotnet/api/system.datetime) values, parsing and applying intervals, and truncating [TimeSpan](https://learn.microsoft.com/dotnet/api/system.timespan) values.
    
-   [HelperEnum](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Helpers/HelperEnum/)
    
    Provides helpers for validating, inspecting, parsing, and presenting enumeration values.
    
-   [HelperParser](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Helpers/HelperParser/)
    
    Provides utilities for parsing delimiter-separated text, matching wildcard masks, and formatting camel-cased text.
    
-   [HelperRegex](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Helpers/HelperRegex/)
    
    Provides [Regex](https://learn.microsoft.com/dotnet/api/system.text.regularexpressions.regex) instances for recognizing ordinary interval units and calendar-prefixed working-time units in Workflow Engine interval expressions.