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SDO_List::insert — Insert into a list
此函数是实验性的。此函数的表象，包括名称及其相关文档都可能在未来的 PHP 发布版本中未通知就被修改。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.
value
The new value to be inserted. This can be either a primitive or an SDO_DataObject.
index
The position at which to insert the new element. If this argument is not specified then the new value will be appended.
None.
SDO_IndexOutOfBoundsException
Thrown if the list index is less than zero or greater than the size of the list.
SDO_InvalidConversionException
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).