# \_update

Creates a new Vehicle or changes the settings of a Vehicle with an existing ID.

### Parameters

#### id

The ID of the Vehicle, this parameter is needed to modify an existing Vehicle, if this parameter is not included, a new Vehicle is created instead.

#### cost\_per\_distance

The cost per distance variable of the Vehicle.

#### price\_per\_distance

The price per distance variable of the Vehicle.

#### description

A string value which will be the description of the Vehicle.

### Example

```
FM_api('Vehicle_update',[
    'id'=>'30007'
    'reg'=>'ABC123D',
    'cost_per_distance'=>'1',
    'price_per_distance'=>'2.5',
    'description'=>'test desc'
  ]
);
```

### Result

#### On Failure

If the "cost\_per\_distance" parameter is not given a value:

```
{"error":"missing or invalid parameter: cost_per_distance"}
```

#### On Success

If a new Vehicle is created, the ID and UUID of the Vehicle are returned:

```
{"ok":1,"id":30007,"uuid":"6156d113cb8d77abcda9c1f146b3fb23"}
```

If the Vehicle already exists, the UUID returned is null:

```
{"ok":1,"id":"30007","uuid":null}
```


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