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Home  >  Article  >  Backend Development  >  PHP error: Cannot send session cookie – headers already sent by solution

PHP error: Cannot send session cookie – headers already sent by solution

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WBOYOriginal
2016-07-25 09:04:301302browse
  2. UTF-8 EF BB BF
  3. UTF-16 Big Endian FE FF
  4. UTF-16 Little Endian FF FE
  5. UTF-32 Big Endian 00 00 FE FF
  6. UTF-32 Little Endian FF FE 00 00
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Solution: When performing PHP session operations, if: Warning: Cannot send session cookie – headers already sent…” or “Cannot add header information – headers already sent…” appears

Just set the Output_buffering in php.ini, the default value is no, change it to 1.



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