# Use `ModifyIdFormat` with a CLI
<a name="example_ec2_ModifyIdFormat_section"></a>

The following code examples show how to use `ModifyIdFormat`.

------
#### [ CLI ]

**AWS CLI**  
**To enable the longer ID format for a resource**  
The following `modify-id-format` example enables the longer ID format for the `instance` resource type.  

```
aws ec2 modify-id-format \
    --resource instance \
    --use-long-ids
```
**To disable the longer ID format for a resource**  
The following `modify-id-format` example disables the longer ID format for the `instance` resource type.  

```
aws ec2 modify-id-format \
    --resource instance \
    --no-use-long-ids
```
The following `modify-id-format` example enables the longer ID format for all supported resource types that are within their opt-in period.  

```
aws ec2 modify-id-format \
    --resource all-current \
    --use-long-ids
```
+  For API details, see [ModifyIdFormat](https://awscli.amazonaws.com/v2/documentation/api/latest/reference/ec2/modify-id-format.html) in *AWS CLI Command Reference*. 

------
#### [ PowerShell ]

**Tools for PowerShell V4**  
**Example 1: This example enables the longer ID format for the specified resource type.**  

```
Edit-EC2IdFormat -Resource instance -UseLongId $true
```
**Example 2: This example disables the longer ID format for the specified resource type.**  

```
Edit-EC2IdFormat -Resource instance -UseLongId $false
```
+  For API details, see [ModifyIdFormat](https://docs.aws.amazon.com/powershell/v4/reference) in *AWS Tools for PowerShell Cmdlet Reference (V4)*. 

**Tools for PowerShell V5**  
**Example 1: This example enables the longer ID format for the specified resource type.**  

```
Edit-EC2IdFormat -Resource instance -UseLongId $true
```
**Example 2: This example disables the longer ID format for the specified resource type.**  

```
Edit-EC2IdFormat -Resource instance -UseLongId $false
```
+  For API details, see [ModifyIdFormat](https://docs.aws.amazon.com/powershell/v5/reference) in *AWS Tools for PowerShell Cmdlet Reference (V5)*. 

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For a complete list of AWS SDK developer guides and code examples, see [Create Amazon EC2 resources using an AWS SDK](sdk-general-information-section.md). This topic also includes information about getting started and details about previous SDK versions.