Following are the top 20 pages of the manual, sorted by the number of user notes contributed. These sections could use a polish, those notes represent 7.7% of the 20009 total user notes.
Notes | Page -------+--------------------------------------------------------- 102 | http://php.net/manual/en/ref.session.php 92 | http://php.net/manual/en/function.mssql-connect.php 87 | http://php.net/manual/en/ref.image.php 86 | http://php.net/manual/en/function.fsockopen.php 85 | http://php.net/manual/en/ref.curl.php 79 | http://php.net/manual/en/install.windows.php 79 | http://php.net/manual/en/function.date.php 77 | http://php.net/manual/en/function.header.php 75 | http://php.net/manual/en/ref.mail.php 73 | http://php.net/manual/en/function.exec.php 73 | http://php.net/manual/en/ref.com.php 73 | http://php.net/manual/en/ref.mssql.php 71 | http://php.net/manual/en/function.fgetcsv.php 71 | http://php.net/manual/en/function.flock.php 71 | http://php.net/manual/en/function.strpos.php 71 | http://php.net/manual/en/function.strip-tags.php 70 | http://php.net/manual/en/language.variables.scope.php 69 | http://php.net/manual/en/function.serialize.php 69 | http://php.net/manual/en/features.http-auth.php 68 | http://php.net/manual/en/features.file-upload.php