# discoveryrule.iswritable

### Description

`boolean discoveryrule.iswritable(array lldRuleIds)`

This method checks if the given LLD rules are available for writing.

### Parameters

`(array)` IDs of the LLD rules to check.

### Return values

`(boolean)` Returns `true` if the given LLD rules are available for
writing.

### Examples

#### Check multiple LLD rules

Check if the two LLD rules are writable.

Request:

``` {.java}
{
    "jsonrpc": "2.0",
    "method": "discoveryrule.iswritable",
    "params": [
        "27425",
        "27429"
    ],
    "auth": "038e1d7b1735c6a5436ee9eae095879e",
    "id": 1
}
```

Response:

``` {.java}
{
    "jsonrpc": "2.0",
    "result": true,
    "id": 1
}
```

### See also

-   [discoveryrule.isreadable](isreadable)
-   [discoveryrule.exists](exists)

### Source

CDiscoveryRule::isWritable() in
*frontends/php/include/classes/api/services/CDiscoveryRule.php*.