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Class

# Xojo.Introspection.ParameterInfo

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Warning

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This item was deprecated in version 2020r2. Please use `ParameterInfo</api/language/introspection/parameterinfo>` as a replacement.

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## Description

Provides information on method parameters using introspection.

## Properties

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| Name                                                            | Type                                             | Read-Only | Shared |
|-----------------------------------------------------------------|--------------------------------------------------|-----------|--------|
| `IsByRef<xojo.introspection.parameterinfo.isbyref>`             | `Boolean</api/data_types/boolean>`               | ✓         |        |
| `ParameterType<xojo.introspection.parameterinfo.parametertype>` | `TypeInfo</api/language/introspection/typeinfo>` | ✓         |        |

## Property descriptions

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Xojo.Introspection.ParameterInfo.IsByRef

**IsByRef** As `Boolean</api/data_types/boolean>`

Checks if the parameter is passed ByRef instead of ByVal.

This property is read-only.

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Xojo.Introspection.ParameterInfo.ParameterType

**ParameterType** As `TypeInfo</api/language/introspection/typeinfo>`

Type information for the parameter.

This property is read-only.

## Notes

You get an array of ParameterInfo objects by calling `Xojo.Introspection.MemberInfo</api/deprecated/xojo.introspection.memberinfo>`.

## Compatibility

All project types on all supported operating systems.
