(PHP 5 >= 5.3.0)
SQLite3Result::numColumns — Returns the number of columns in the result set
Returns the number of columns in the result set.
此函数没有参数。
Returns the number of columns in the result set.
jwzumwalt at neatinfo dot com (2010-10-30 18:33:51)
Here is an example:
<?php
$query = "SELECT * FROM 't1' ";
$result = $db->query($query) or die("Error in query: <span style='color:red;'>$query</span>");
$num_columns = $result->numColumns();
?>
[Edited by: googleguy@php.net]