openvino/docs/ops/infrastructure/Assign_3.md

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# Assign {#openvino_docs_ops_infrastructure_Assign_3}
**Versioned name**: *Assign-3*
**Category**: *Infrastructure*
**Short description**: *Assign* sets an input value to the `variable_id` variable.
**Detailed description**:
*Assign* operation sets an input value to the `variable_id` variable. This value will be returned by *ReadValue* operation on next infer if variable was not reset.
The operation checks that the type and shape of the input are the same as
declared in `variable_id` and returns an error otherwise.
**Attributes**:
* *variable_id*
* **Description**: identificator of the variable to be updated
* **Range of values**: any non-empty string
* **Type**: string
* **Required**: *yes*
**Inputs**
* **1**: `new_value` - input tensor of any supported type. **Required.**
**Outputs**
* **1**: tensor with the same shape and type as `new_value`.
**Example**
```xml
<layer ... type="Assign" ...>
<data variable_id="lstm_state_1"/>
<input>
<port id="0">
<dim>1</dim>
<dim>3</dim>
<dim>224</dim>
<dim>224</dim>
</port>
</input>
</layer>
```