if ($_sql != -1) {
//拼接SQL语句
$_db = db('diyfield');
$_sqlstrlist = explode(" ", $_sql);
$_sqlstr = ' ';
if ($_sqlstrlist) {
foreach ($_sqlstrlist as $key1 => $value1) {
if (is_numeric($value1)) {
$_fieldname = $_db->where(['id'=>$value1])->value('field');
if ($_GET[$_fieldname] != '不限' && $_GET[$_fieldname] != '') {
$_filelist = explode(',', $_GET[$_fieldname]);
$_instr = "";
foreach ($_filelist as $key2 => $value2) {
if ($value2) {
$_instr = $_instr ? $_instr." OR ($_fieldname LIKE '%".$value2."%')" : "($_fieldname LIKE '%".$value2."%')";
}
}