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楼主 |
发表于 2010-9-3 00:04:47
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PHP复制代码
function _where_in ($key = NULL, $values = NULL, $not = FALSE, $type = 'AND ')
{
if ($key === NULL OR ! is_array($values))
{
return;
}
$not = ($not) ? ' NOT ' : '';
foreach ($values as $value)
{
$this->ar_wherein[] = $this->escape($value);
}
$prefix = (count($this->ar_where) == 0) ? '' : $type;
$where_in = $prefix . $this->_protect_identifiers ($key) . $not . " IN (" . implode(", ", $this->ar_wherein) . ") ";
$this->ar_where[] = $where_in;
if ($this->ar_caching === TRUE)
{
$this->ar_cache_where[] = $where_in;
}
// reset the array for multiple calls
$this->ar_wherein = array();
return $this;
}
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