(^)
SDO_List::insert — Insert into a list
本函数是实验性的。本函数的行为，包括函数名称以及其它任何关于本函数的文档可能会在没有通知的情况下随 PHP 以后的发布而改变。使用本函数风险自担。
Insert a new element at a specified position in the list. All subsequent list items are moved up.
The new value to be inserted. This can be either a primitive or an SDO_DataObject.
The position at which to insert the new element. If this argument is not specified then the new value will be appended.
None.
Thrown if the list index is less than zero or greater than the size of the list.
Thrown if the type of the new value does not match the type for the list (e.g. the type of the many-valued property that the list represents).