如何使用 Javascript 解析/解码 php 编码的 JSON 输出?

How to Parse / Decode php encoded JSON output using Javascript?

我需要解码 JavaScript 中 php 的 JSON 编码数据。 我在下面给出 php 代码:

 $emparray = array();
        //$column_filter_text = $_POST['column_filter_text'];
        $result = $wpdb->get_results ("SELECT " . $something . " FROM wpgw_wpdatatable_1");
        if($result){
            //echo json_encode($result);
             foreach ( $result as $row )
{
   $emparray[] = $row;
}
            echo json_encode($emparray);
        }
The output of this php code:
[{"BMC":null},{"BMC":"BRICK MASONRY"},{"BMC":"STONES"},{"BMC":"TIMBER"},{"BMC":"CEMENT"},{"BMC":"CONCRETE"},{"BMC":"BRICKS"},{"BMC":"STEEL"},{"BMC":"CERAMIC"},{"BMC":"PAINTS \/ VARNISHES"},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null},{"BMC":null}]

我想你要找的是JSON.parse()