# Class Maps

Topics |
--- | ---
Mapping Properties | Mapping to properties.
Mapping by Name | Mapping properties by header name.
Mapping by Alternate Names | Mapping properties that may be one of many names.
Mapping Duplicate Names | Mapping properties that have duplicate header names.
Mapping by Index | Mapping properties by header index position.
Auto Mapping | Automatic mapping.
Ignoring Properties | Ignoring mapped properites.
Constant Value | Setting a constant value for a property.
Type Conversion | Using a specific type converter.
Inline Type Conversion | Convert a field to a type inline.
Optional Maps | Map a property only if it exists.
Validation | Validate a field value.