item.exists

Description

boolean item.exists(object filter)

This method checks if at least one item that matches the given filter criteria exists.

Parameters

(object) Criteria to search by.

The following parameters are supported as search criteria.

Return values

(boolean) Returns true if at least one item that matches the given filter criteria exists.

Examples

Check item by key

Check if an item with key "vm.memory.size[available]" exists on the host "Linux Server."

Request:

{
           "jsonrpc": "2.0",
           "method": "item.exists",
           "params": {
               "host": "Linux Server",
               "key_": "vm.memory.size[available]"
           },
           "auth": "3a57200802b24cda67c4e4010b50c065",
           "id": 1
       }

Response:

{
           "jsonrpc": "2.0",
           "result": true,
           "id": 1
       }

See also

• item.isreadable
• item.iswritable

Source

CItem::exists() in frontends/php/api/classes/CItem.php.