{layuipcouploader name="pic" multiple='true' filetype='2' url="/index.php/admin/Layui/ajax_upload/folder/img" id_name='imgz_4' word="单文件上传2" imgvalue="<?php echo $info['pic'];?>" /}

imgvalue="<?php echo $info['pic'];?>"
imgvalue="$info['pic'];"

imgvalue怎么写是正确的，