There are more AWS SDK examples available in the [AWS Doc SDK Examples](https://github.com/awsdocs/aws-doc-sdk-examples) GitHub repo.

# Use `GetParameters` with a CLI
<a name="ssm_example_ssm_GetParameters_section"></a>

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

Action examples are code excerpts from larger programs and must be run in context. You can see this action in context in the following code example: 
+  [Creating an Amazon ECS service for the EC2 launch type](ssm_example_ecs_GettingStarted_018_section.md) 

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

**AWS CLI**  
**Example 1: To list the values for a parameter**  
The following `get-parameters` example lists the values for the three specified parameters.  

```
aws ssm get-parameters \
    --names "MyStringParameter" "MyStringListParameter" "MyInvalidParameterName"
```
Output:  

```
{
    "Parameters": [
        {
            "Name": "MyStringListParameter",
            "Type": "StringList",
            "Value": "alpha,beta,gamma",
            "Version": 1,
            "LastModifiedDate": 1582154764.222,
            "ARN": "arn:aws:ssm:us-east-2:111222333444:parameter/MyStringListParameter"
            "DataType": "text"
        },
        {
            "Name": "MyStringParameter",
            "Type": "String",
            "Value": "Vici",
            "Version": 3,
            "LastModifiedDate": 1582156117.545,
            "ARN": "arn:aws:ssm:us-east-2:111222333444:parameter/MyStringParameter"
            "DataType": "text"
        }
    ],
    "InvalidParameters": [
        "MyInvalidParameterName"
    ]
}
```
For more information, see [Working with Parameter Store](https://docs.aws.amazon.com/systems-manager/latest/userguide/parameter-store-working-with.html) in the *AWS Systems Manager User Guide*.  
**Example 2: To list names and values of multiple parameters using the ``--query`` option**  
The following `get-parameters` example lists the names and values for the specified parameters.  

```
aws ssm get-parameters \
    --names MyStringParameter MyStringListParameter \
    --query "Parameters[*].{Name:Name,Value:Value}"
```
Output:  

```
[
    {
        "Name": "MyStringListParameter",
        "Value": "alpha,beta,gamma"
    },
    {
        "Name": "MyStringParameter",
        "Value": "Vidi"
    }
]
```
For more information, see [Working with Parameter Store](https://docs.aws.amazon.com/systems-manager/latest/userguide/parameter-store-working-with.html) in the *AWS Systems Manager User Guide*.  
**Example 3: To display the value of a parameter using labels**  
The following `get-parameter` example lists the value for the specified single parameter with a specified label.  

```
aws ssm get-parameter \
    --name "MyParameter:label"
```
Output:  

```
{
    "Parameters": [
        {
            "Name": "MyLabelParameter",
            "Type": "String",
            "Value": "parameter by label",
            "Version": 1,
            "Selector": ":label",
            "LastModifiedDate": "2021-07-12T09:49:15.865000-07:00",
            "ARN": "arn:aws:ssm:us-west-2:786973925828:parameter/MyParameter",
            "DataType": "text"
        },
        {
            "Name": "MyVersionParameter",
            "Type": "String",
            "Value": "parameter by version",
            "Version": 2,
            "Selector": ":2",
            "LastModifiedDate": "2021-03-24T16:20:28.236000-07:00",
            "ARN": "arn:aws:ssm:us-west-2:786973925828:parameter/unlabel-param",
            "DataType": "text"
        }
    ],
    "InvalidParameters": []
}
```
For more information, see [Working with parameter labels](https://docs.aws.amazon.com/systems-manager/latest/userguide/sysman-paramstore-labels.html) in the *AWS Systems Manager User Guide*.  
+  For API details, see [GetParameters](https://awscli.amazonaws.com/v2/documentation/api/latest/reference/ssm/get-parameters.html) in *AWS CLI Command Reference*. 

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

**Tools for PowerShell V4**  
**Example 1: This example lists the values for a parameter.**  

```
Get-SSMParameterValue -Name "Welcome"
```
**Output:**  

```
InvalidParameters Parameters
----------------- ----------
{}                {Welcome}
```
**Example 2: This example lists the details of the value.**  

```
(Get-SSMParameterValue -Name "Welcome").Parameters
```
**Output:**  

```
Name    Type   Value
----    ----   -----
Welcome String Good day, Sunshine!
```
+  For API details, see [GetParameters](https://docs.aws.amazon.com/powershell/v4/reference) in *AWS Tools for PowerShell Cmdlet Reference (V4)*. 

**Tools for PowerShell V5**  
**Example 1: This example lists the values for a parameter.**  

```
Get-SSMParameterValue -Name "Welcome"
```
**Output:**  

```
InvalidParameters Parameters
----------------- ----------
{}                {Welcome}
```
**Example 2: This example lists the details of the value.**  

```
(Get-SSMParameterValue -Name "Welcome").Parameters
```
**Output:**  

```
Name    Type   Value
----    ----   -----
Welcome String Good day, Sunshine!
```
+  For API details, see [GetParameters](https://docs.aws.amazon.com/powershell/v5/reference) in *AWS Tools for PowerShell Cmdlet Reference (V5)*. 

------