Returns a copy of the array object.
1 array.clone
<array.clone name='name'>
<array /> ?
</array.clone>
| Attributes | |||||
|---|---|---|---|---|---|
| Name | Type | Required | Default | Description | |
| Aname | string | Name of the variable of array type. | |||
| Arguments | |||||
|---|---|---|---|---|---|
| Name | Type | Required | Unique | Nullable | Description |
| Earray | array | The array object can be referenced by name using the attribute name or can be passed as an argument of the function. | |||
| Returns | |
|---|---|
| Type | Description |
| array | Returns an array object copy of the origin array. |
Example
Clone the array.
Copy
<xsql-script name='array_clone'>
<body>
<array name='cities'>
<string>Barcelona</string>
<string>Paris</string>
<null />
<string>Roma</string>
<null />
</array>
<set name='cities_clone'>
<array.clone name='cities' />
</set>
<!-- element at position 3: Roma -->
<println>element at position 3: <array.get name='cities_clone'><number>3</number></array.get></println>
<!-- Delete the nulls of the clone objects, the original object remains as it is. -->
<array.clearNulls name='cities_clone' />
<!-- size : 5 -->
<println>size : <array.size name='cities' /></println>
<!-- size clone: 3 -->
<println>size clone: <array.size name='cities_clone' /></println>
</body>
</xsql-script>
The result is:
Copy
element at position 3: Roma size : 5 size clone: 3