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# Method name: getExtendedField(key: string)

# Method package: wixCrmV2

# Method menu location: wixCrmV2 --> extendedFields --> getExtendedField

# Method Link: https://dev.wix.com/docs/velo/apis/wix-crm-v2/extended-fields/get-extended-field.md

# Method Description:

Retrieves an extended field by the specified extended field key.



# Method Code Examples:

*** Note: do not assume any prop names or enum values other than the ones in the example.

## Get a specified extended field (dashboard page code)

```javascript
import { extendedFields } from 'wix-crm.v2';

/* Sample key value: 'custom.nickname' */

export async function myGetExtendedFieldFunction(key) {
  
  try {
    const extendedField = await extendedFields.getExtendedField(key);    
    console.log('Successfully retrieved extended field:', extendedField);
 
    return extendedField;  
  } catch (error) {
    console.log(error);
    // Handle the error
  }
}

/*
 * Promise resolves to:
 * {
 *   "namespace": "custom",
 *   "key": "custom.nickname",
 *   "displayName": "Nickname",
 *   "dataType": "TEXT",
 *   "fieldType": "USER_DEFINED",
 *   "legacyId": "63408eaf-e3d0-43f3-afa5-942847d272a1",
 *   "wixSearchColumn": "info_extendedFields_custom_string_18",
 *   "_createdDate": "2023-12-25T12:21:42.000Z",
 *   "_updatedDate": "2023-12-25T12:22:25.000Z"
 * }
 */
```

## Get a specified extended field (export from backend code)

```javascript
import { Permissions, webMethod } from 'wix-web-module';
import { extendedFields } from 'wix-crm.v2';
import { elevate } from 'wix-auth';

/* Sample key value: 'custom.nickname' */

export const myGetExtendedFieldFunction = webMethod(Permissions.Anyone, async (key) => {
  
  try {
    const elevatedGetExtendedField = elevate(extendedFields.getExtendedField);
    const extendedField = await elevatedGetExtendedField(key);    
    console.log('Successfully retrieved extended field:', extendedField);
 
    return extendedField;  
  } catch (error) {
    console.log(error);
    // Handle the error
  }
});

/*
 * Promise resolves to:
 * {
 *   "namespace": "custom",
 *   "key": "custom.nickname",
 *   "displayName": "Nickname",
 *   "dataType": "TEXT",
 *   "fieldType": "USER_DEFINED",
 *   "legacyId": "63408eaf-e3d0-43f3-afa5-942847d272a1",
 *   "wixSearchColumn": "info_extendedFields_custom_string_18",
 *   "_createdDate": "2023-12-25T12:21:42.000Z",
 *   "_updatedDate": "2023-12-25T12:22:25.000Z"
 * }
 */

```

## Get the dataType for the specified extended field 

```javascript
import { Permissions, webMethod } from 'wix-web-module';
import { extendedFields } from 'wix-crm.v2';
import { elevate } from 'wix-auth';

export const myGetExtendedFieldFunction = webMethod(Permissions.Anyone, async (key) => {
  try {
    const elevatedGetExtendedField = elevate(extendedFields.getExtendedField);
    const extendedField = await elevatedGetExtendedField(key);    
    const nicknameType = extendedField.dataType;
 
    return nicknameType
  } catch (error) {
    console.log(error);
    // Handle the error
  }
});

// Return value: "TEXT"
```

---