Parameter
上次更新日期：
2021年4月29日
Description
Swaps the contents of a row with a specified row in a query object.
For example, you can swap a record in sourceRow with the record of destinationRow.
Returns
A query object.
Category
Syntax
QueryRowSwap(query, sourceRow, destinationRow)
Member function
query.Swap(sourceRow, destinationRow)
History
New in ColdFusion (2018 release) Update 5.
Parameters
|
|
Required/Optional |
Description |
|---|---|---|
|
Query |
Required |
The query object where the rows are to be swapped. |
|
sourceRow |
Required |
The row to swap. |
|
destinationRow |
Required |
The row to be swapped with. |
See also
Example
<cfscript>
myQuery1=queryNew("empid,depid,name", "integer,integer,varchar",[
[10, 101, "John"],
[20, 120, "James"],
[30, 205, "Peter"]
]);
myQuery2=queryNew("empid,depid,name","integer,integer,varchar",[
[40, 530, "Jacob"],
[50, 306, "Mary"],
[60, 120, "Helen"]
])
QueryAppend(myquery1,myquery2)
WriteOutput("Query object before swap")
WriteDump(myquery1)
swapped=QueryRowSwap(myquery1,2,3) // Swap the records in position 2 and 3
WriteOutput("Query object after swapping rows 2 and 3")
WriteDump(swapped)
</cfscript>
Output
Query object before swap
Query object after swapping rows 2 and 3
