Note the change in ob_start() chunk size behaviour mentioned in doc bug #60243

(Add way to specify output buffering chunk size of 1).
15 years ago · 9103413981
1 changed files with 2 additions and 0 deletions
--- a/2
+++ b/2
@ -225,6 +225,8 @@ UPGRADE NOTES - PHP 5.4
 - is_a() and is_subclass_of() now have third boolean parameter, which specifies
  if the first argument can be a string class name. Default if false for is_a
  and true for is_subclass_of() for BC reasons.
+- ob_start() will now treat a chunk size of 1 as meaning 1 byte, rather than
+  the previous special case behaviour of treating it as 4096 bytes.

 ===================================
 5. Changes made to existing methods