Flushes currently available data to the client.
This tag can't have a body.
This tag is also supported within cfscript
<cfscript> flush [number expression]; </cfscript>
The attributes for this tag are fixed. Except for the following attributes no other attributes are allowed.
|interval||number||No||Flush the output each time at least the specified number of bytes become available. HTML
headers, and any data that is already available when you make this call, are not included in