This Warning is shown by PHP when you use the header function to output headers or use the setcookie function to set cookies after any echo or content which is not inside PHP tag.Is made by headers shown the function We need to make sure functions that send or modify HTTP headers must be invoked before any output is made.the cookies content whici not inside in php tags.
Cannot modify header information PHP This Warning is shown by PHP when you use the header function to output headers or use the setcookie function to set cookies after any echo or content which is not inside PHP tag.We need to make sure functions that send or modify HTTP headers must be invoked before any output is made.
