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| # Some<T> class |
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| <p>A value wrapped in <a href="../package-fidl_fidl/Some-class.md">Some</a> can be assigned to an <a href="../package-fidl_fidl/OptionalNullable-class.md">OptionalNullable</a> to |
| convey the value should be used instead of a default.</p> |
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| **Inheritance** |
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| - Object |
| - [OptionalNullable](../package-fidl_fidl/OptionalNullable-class.md)<T> |
| - Some |
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| ## Constructors |
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| [Some](../package-fidl_fidl/Some/Some.md) (T value) |
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| _const_ |
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| ## Properties |
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| ##### [hashCode](../package-fidl_fidl/OptionalNullable/hashCode.md) → int |
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| The hash code for this object. |
| _<span class="feature">read-only</span><span class="feature">inherited</span>_ |
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| ##### [isDefined](../package-fidl_fidl/OptionalNullable/isDefined.md) → bool |
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| True if the value is <a href="../package-fidl_fidl/Some-class.md">Some</a> or <a href="../package-fidl_fidl/None-class.md">None</a>. |
| _<span class="feature">read-only</span><span class="feature">inherited</span>_ |
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| ##### [isUndefined](../package-fidl_fidl/OptionalNullable/isUndefined.md) → bool |
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| True if the value is not <a href="../package-fidl_fidl/Some-class.md">Some</a> or <a href="../package-fidl_fidl/None-class.md">None</a>. |
| _<span class="feature">read-only</span><span class="feature">inherited</span>_ |
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| ##### [runtimeType](../package-fidl_fidl/OptionalNullable/runtimeType.md) → Type |
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| A representation of the runtime type of the object. |
| _<span class="feature">read-only</span><span class="feature">inherited</span>_ |
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| ## Methods |
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| ##### [noSuchMethod](../package-fidl_fidl/OptionalNullable/noSuchMethod.md)(Invocation invocation) dynamic |
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| Invoked when a non-existent method or property is accessed. |
| _<span class="feature">inherited</span>_ |
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| ##### [or](../package-fidl_fidl/OptionalNullable/or.md)(T fallback) T |
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| If the value is <a href="../package-fidl_fidl/Some-class.md">Some</a>, the value is returned. If <a href="../package-fidl_fidl/None-class.md">None</a>, <code>null</code> is |
| returned. Otherwise, the value <code>isUndefined</code>, in which case the given |
| <code>fallback</code> value is returned instead. |
| _<span class="feature">inherited</span>_ |
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| ##### [toString](../package-fidl_fidl/OptionalNullable/toString.md)() String |
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| A string representation of this object. |
| _<span class="feature">inherited</span>_ |
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| ## Operators |
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| ##### [operator ==](../package-fidl_fidl/OptionalNullable/operator_equals.md)(Object other) bool |
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| The equality operator. |
| _<span class="feature">inherited</span>_ |
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