PDO::lastInsertId --
Returns the ID of the last inserted row
Syntax
string PDO::lastInsertId ( [string name] )
Warning
This function is
EXPERIMENTAL. The behaviour of this function, the
name of this function, and anything else documented about this
function may change without notice in a future release of PHP.
Use this function at your own risk.
Returns the ID of the last inserted row, or the next value from a
sequence object.
Note:
Due to differences between database server implementations, this method
may not always return a meaningful result.
Parameters
name
Name of the sequence object from which the ID should be returned.
Return Values
If a sequence name was not specified for the name
parameter, PDOStatement::lastInsertId() returns a
string representing the row ID of the last row that was inserted into
the database.
If a sequence name was specified for the name
parameter, PDOStatement::lastInsertId() returns a
string representing the next value retrieved from the specified sequence
object.
If the PDO driver does not support this capability,
PDO::lastInsertID() triggers an
IM001 SQLSTATE.
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