PHP:ob_start() Display page at once, forget about cookie,headers sent too early errors

Posted on 21. Aug, 2009 by Dragos.

If you want to display your web pages at once, not subsequently, and reduce the “headers already sent, cannot send cookie information” errors, add ob_start() at the start of your script. This function will turn output buffering on. While output buffering is active no output is sent from the script (other than headers), instead the [...]

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