(PHP 3, PHP 4, PHP 5)
gzwrite -- Binary-safe gz-file write
( resource zp, string string [, int length] )
gzwrite() writes the contents of
string to the given gz-file.
The gz-file pointer. It must be valid, and must point to a file
successfully opened by gzopen().
The string to write.
The number of uncompressed bytes to write. If supplied, writing will
stop after length (uncompressed) bytes have been
written or the end of string is reached,
whichever comes first.
Note that if the length argument is given,
then the magic_quotes_runtime
configuration option will be ignored and no slashes will be
stripped from string.
Returns the number of (uncompressed) bytes written to the given gz-file
例子 1. gzwrite() example
$string = 'Some information to compress';
$gz = gzopen('somefile.gz','w9');