The friend can explain the following code in detail! !

xiaoxiao2021-03-06  41

<%

Response.buffer = TRUE

Imagesize = request.totalbytes' Number of total bytes of submitted data volume

ImageData = Request.binaryRead (ImageSize) Saves data from the client read

'Optimize read binary data

BNCRLF = Chrb (13) & chr (10)

Divider = Leftb (ImageData, ClNG (IMAGEDATA, BNCRLF) - 1)

DStart = INSTRB (ImageData, Bncrlf & Bncrlf) 4

Dend = INSTRB (DSTART 1, ImageData, Divider) - DSTART

MyData = MIDB (imagedata, dstart, dend)

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