note 89841 added to ref.pgsql
| From: | cc | Date: | Wed, 25 Mar 2009 17:12:07 +0000 |
| Subject: | note 89841 added to ref.pgsql | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-152434@lists.php.net to get a copy of this message | ||
Parsing a postgres array can be a tricky problem, he's my take on this, it handles
multi-dimensional arrays plus escaping using a nasty regexp to determine the limits of each
data-item.
function pg_array_parse( $text, &$output, $limit = false, $offset = 1 )
{
if( false === $limit )
{
$limit = strlen( $text )-1;
$output = array();
}
if( '{}' != $text )
do
{
if( '{' != $text{$offset} )
{
preg_match( "/(\\{?\"([^\"\\\\]|\\\\.)*\"|[^,{}]+)+([,}]+)/",
$text, $match, 0, $offset );
$offset += strlen( $match[0] );
$output[] = ( '"' != $match[1]{0} ? $match[1] : stripcslashes( substr(
$match[1], 1, -1 ) ) );
if( '},' == $match[3] ) return $offset;
}
else $offset = pg_array_parse( $text, $output[], $limit, $offset+1 );
}
while( $limit > $offset );
return $output;
}
----
Server IP: 92.48.74.199
Probable Submitter: 217.41.54.129
----
Manual Page -- http://www.php.net/manual/en/ref.pgsql.php
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