javascript 显示/隐藏选择标记选项 - jQuery

Posted 2021-05-04

var $selectTag = $('#selectTag');
var $selectOptions = $selectTag.find('option');
var $selectOptionsDetach = $('#selectTag option').detach();
// Only show the select option with the class of .option-filter-class
$selectTag.empty().append( $selectOptionsDetach.filter('.option-filter-class') );