W3CDTF date in PHP

To create a date time in the W3CDTF format (used in RSS feeds).W3CDTF date format is required for RSS validation. Use following PHP code. 1234<?php $date=substr(date("Y-m-dTh:i:sO"),0,22).":".substr(date("O"),3); echo $date; ?> above code will give  output like :...

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