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| # DoubleProperty class |
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| *[<Null safety>](https://dart.dev/null-safety)* |
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| <p>A <code>Property</code> holding a <code>double</code>.</p> |
| <p>Only <a href="../package-fuchsia_inspect_inspect/Node/doubleProperty.md">Node.doubleProperty()</a> can create this object.</p> |
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| ## Constructors |
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| [DoubleProperty.deleted](../package-fuchsia_inspect_inspect/DoubleProperty/DoubleProperty.deleted.md) () |
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| Creates a <a href="../package-fuchsia_inspect_inspect/DoubleProperty-class.md">DoubleProperty</a> that does nothing. |
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| ## Properties |
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| ##### [hashCode](../package-fuchsia_inspect_inspect/DoubleProperty/hashCode.md) → int |
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| The hash code for this object. |
| _<span class="feature read-only">read-only</span><span class="feature inherited">inherited</span>_ |
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| ##### [runtimeType](../package-fuchsia_inspect_inspect/DoubleProperty/runtimeType.md) → Type |
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| A representation of the runtime type of the object. |
| _<span class="feature read-only">read-only</span><span class="feature inherited">inherited</span>_ |
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| ##### [valid](../package-fuchsia_inspect_inspect/DoubleProperty/valid.md) → bool |
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| Returns true only if this <code>Property</code> is present in underlying storage. |
| _<span class="feature read-only">read-only</span><span class="feature inherited">inherited</span>_ |
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| ## Methods |
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| ##### [add](../package-fuchsia_inspect_inspect/DoubleProperty/add.md)(double delta) void |
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| Adds <code>delta</code> to the value of this metric. |
| _<span class="feature inherited">inherited</span>_ |
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| ##### [delete](../package-fuchsia_inspect_inspect/DoubleProperty/delete.md)() void |
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| Deletes this <code>Property</code> from underlying storage. |
| Calls on a deleted <code>Property</code> have no effect and do not result in an |
| error. |
| _<span class="feature inherited">inherited</span>_ |
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| ##### [noSuchMethod](../package-fuchsia_inspect_inspect/DoubleProperty/noSuchMethod.md)(Invocation invocation) dynamic |
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| Invoked when a non-existent method or property is accessed. |
| _<span class="feature inherited">inherited</span>_ |
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| ##### [setValue](../package-fuchsia_inspect_inspect/DoubleProperty/setValue.md)(double value) void |
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| Sets the value of this <code>Property</code>. |
| _<span class="feature inherited">inherited</span>_ |
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| ##### [subtract](../package-fuchsia_inspect_inspect/DoubleProperty/subtract.md)(double delta) void |
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| Subtracts <code>delta</code> from the value of this metric. |
| _<span class="feature inherited">inherited</span>_ |
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| ##### [toString](../package-fuchsia_inspect_inspect/DoubleProperty/toString.md)() String |
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| A string representation of this object. |
| _<span class="feature inherited">inherited</span>_ |
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| ## Operators |
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| ##### [operator ==](../package-fuchsia_inspect_inspect/DoubleProperty/operator_equals.md)(Object other) bool |
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| The equality operator. |
| _<span class="feature inherited">inherited</span>_ |
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