why header() gives the error like header already sent in php please explain i

why header() gives the error like header already sent in php
please
explain in brief

Question Posted / kaushalkhunt

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why header() gives the error like header already sent in php please explain in brief..

Answer / sasmitamohanta

Generally it gives error when u print or echo some content
before header() or setcookie() methods.

To avoid the error just put the print below header();

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