Appends a [PoolVector3Array] at the end of this array.
</description>
</method>
<methodname="empty">
<returntype="bool"/>
<description>
Returns [code]true[/code] if the array is empty.
</description>
</method>
<methodname="insert">
<returntype="int"/>
<argumentindex="0"name="idx"type="int"/>
<argumentindex="1"name="vector3"type="Vector3"/>
<description>
Inserts a new element at a given position in the array. The position must be valid, or at the end of the array ([code]idx == size()[/code]).
</description>
</method>
<methodname="invert">
<description>
Reverses the order of the elements in the array.
</description>
</method>
<methodname="push_back">
<argumentindex="0"name="vector3"type="Vector3"/>
<description>
Inserts a [Vector3] at the end.
</description>
</method>
<methodname="remove">
<argumentindex="0"name="idx"type="int"/>
<description>
Removes an element from the array by index.
</description>
</method>
<methodname="resize">
<argumentindex="0"name="idx"type="int"/>
<description>
Sets the size of the array. If the array is grown, reserves elements at the end of the array. If the array is shrunk, truncates the array to the new size.