tasks.flow.Flow.isExists

curl -X POST \
-H "Content-Type: application/json" \
-H "Authorization: Bearer YOUR_ACCESS_TOKEN" \
-d '{
    "flowData": {
        "name": "Flow Name"
    }
}' \
https://your-domain.bitrix24.com/rest/tasks.flow.Flow.isExists

// This snippet is an ES module: top-level await requires type="module" or a bundler.
// $b24 is an already-initialized SDK instance (see the SDK "Get started" guide).
import { Text } from '@bitrix24/b24jssdk'
import type { B24Frame } from '@bitrix24/b24jssdk'

declare const $b24: B24Frame

// Shape of the payload returned in result (match the "response handling" section of the page)
type FlowIsExistsResult = {
  exists: boolean
}

try {
  const response = await $b24.actions.v2.call.make<FlowIsExistsResult>({
    method: 'tasks.flow.Flow.isExists',
    params: {
      flowData: {
        name: 'Flow Name',
      },
    },
    requestId: Text.getUuidRfc4122()
  })

  // The payload is available only on a successful response
  if (!response.isSuccess) {
    console.error(response.getErrorMessages().join('; '))
  } else {
    const result = response.getData()!.result
    console.info('Flow exists:', result.exists)
  }
} catch (error) {
  // Thrown on transport or SDK failures (AjaxError, SdkError, etc.)
  console.error(error)
}

<!-- Load the SDK (UMD build); it is exposed as the global B24Js -->
<script src="https://unpkg.com/@bitrix24/b24jssdk@1/dist/umd/index.min.js"></script>
<script>
  async function checkFlowIsExists() {
    try {
      // Initialize the SDK inside a Bitrix24 frame
      const $b24 = await B24Js.initializeB24Frame()

      const response = await $b24.actions.v2.call.make({
        method: 'tasks.flow.Flow.isExists',
        params: {
          flowData: {
            name: 'Flow Name',
          },
        },
        requestId: B24Js.Text.getUuidRfc4122()
      })

      // The payload is available only on a successful response
      if (!response.isSuccess) {
        console.error(response.getErrorMessages().join('; '))
        return
      }

      const result = response.getData().result
      console.info('Flow exists:', result.exists)
    } catch (error) {
      // Thrown on transport or SDK failures (AjaxError, SdkError, etc.)
      console.error(error)
    }
  }

  document.addEventListener('DOMContentLoaded', checkFlowIsExists)
</script>

from b24pysdk.errors import BitrixAPIError, BitrixSDKException

flow_data = {
    "name": "Flow Name",
}

try:
    bitrix_response = client.tasks.flow.flow.is_exists(
        flow_data=flow_data,
    ).response
    result = bitrix_response.result
    print(result)
except BitrixAPIError as error:
    print(
        "Ошибка Bitrix API",
        f"error: {error.error}",
        f"error_description: {error.error_description}",
        sep="\n",
    )
except BitrixSDKException as error:
    print(f"Ошибка Bitrix SDK: {error.message}")
except Exception as error:
    print(f"Непредвиденная ошибка: {error}")

try {
    $response = $b24Service
        ->core
        ->call(
            'tasks.flow.Flow.isExists',
            [
                'flowData' => [
                    'name' => 'Flow Name'
                ]
            ]
        );

    $result = $response
        ->getResponseData()
        ->getResult();

    if ($result->error()) {
        echo 'Error: ' . $result->error();
    } else {
        echo 'Info: ' . print_r($result->data(), true);
    }

} catch (Throwable $e) {
    error_log($e->getMessage());
    echo 'Error checking flow existence: ' . $e->getMessage();
}

BX24.callMethod(
    'tasks.flow.Flow.isExists',
    {
        flowData: {
            name: 'Flow Name'
        }
    },
    function(result) {
        if (result.error()) {
            console.error(result.error());
        } else {
            console.info(result.data());
        }
    }
);

require_once('crest.php'); // подключение CRest PHP SDK

$flowData = [
    "name" => "Flow Name"
];

// выполнение запроса к REST API
$result = CRest::call(
    'tasks.flow.Flow.isExists',
    [
        'flowData' => $flowData
    ]
);

// Обработка ответа от Битрикс24
if ($result['error']) {
    echo 'Error: '.$result['error_description'];
} else {
    print_r($result['result']);
}

// client и ctx уже созданы — см. раздел «SDK для Go»
res, err := client.Core().Call(ctx, "tasks.flow.Flow.isExists", b24.Params{
	"flowData": b24.Params{
		"name": "Flow Name",
	},
})
if err != nil {
	return fmt.Errorf("tasks.flow.Flow.isExists: %w", err)
}

var item struct {
	Exists bool `json:"exists"`
}
if err := json.Unmarshal(res.Result, &item); err != nil {
	return fmt.Errorf("разбор ответа: %w", err)
}
fmt.Println(item.Exists)