jquery实现自定义树形表格的方法【自定义树形结构table】

function createTables(data, t, p) {
 $("#datatable" + t + ' tbody').empty();
 var count = data.length;
 var html = '';
 if (count > 0) {
 for (var i = 0; i < count; i++) {
 var btn = '';
 if(data[i]._child && data[i]._child.length > 0){
 btn = '<i class="layui-icon mt-icon" style="cursor: pointer" data-tid="'+ data[i].category_id +'-'+ data[i].id +'-'+ t +'" data-pid="'+ data[i].category_id +'-'+ data[i].pid +'-'+ t +'"></i> ';
 }else{
 btn = '<i class="mt-icon" style="cursor: pointer" data-tid="'+ data[i].category_id +'-'+ data[i].id +'" data-pid="'+data[i].category_id +'-'+ data[i].pid+'"></i> ';
 }
 html += '<tr style="">' +
 '<td style="text-align: left">'+btn + data[i].name + '（' + data[i].title + '）' + '</td>' +
 '<td>' + (data[i].source_name ? data[i].source_name : '') + '</td>' +
 '<td>' + data[i].show_time + '</td>' +
 '<td>' + dataFormat(data[i].current_record, data[i].unit) + '</td>' +
 '<td>' + dataFormat(data[i].prev_record, data[i].unit) + '</td>' +
 '<td>' + dataFormat(data[i].last_record, data[i].unit) + '</td>' +
 '<td>' + dataFormat(data[i].budget, data[i].unit) + '</td>' +
 '<td>' + dataFormat(data[i].budget_rate, '%') + '</td>' +
 '<td>' + dataFormat(data[i].record_rate) + '</td>' +
 '<td>' + dataFormat(data[i].mom, '%') + '</td>' +
 '<td>' + dataFormat(data[i].yoy, '%') + '</td>' +
 '<td><i class="layui-icon" style="cursor: pointer" onclick="showHiddenArea(this,' + data[i].category_id + ',' + data[i].data_structure_id + ',' + data[i].time_unit + ',' + t + ');"></i></td> ' +
 '</tr>';
 if(data[i]._child && data[i]._child.length > 0){
 html = createNewTable(data[i]._child,html,1,t);
 }
 }
 } else {
 html = '<tr><td colspan="12" style="text-align: center"> 暂无数据 </td></tr>';
 }
 $("#datatable" + t + ' tbody').html(html); // 插入的表格
 initTreeAction(t); // 结构初始化
}
function createNewTable(data,html,y,t)
{
 var counts = data.length;
 var num = ++y;
 for (var i = 0; i < counts; i++) {
 var btn = '';
 var css = '';
 css = 'text-indent:'+ (num * 20) +'px;';
 if(data[i]._child && data[i]._child.length > 0){
 css = 'text-indent:'+ (num==2?20:(num-1) * 20) +'px;';
 btn = '<i class="layui-icon mt-icon" style="cursor: pointer" data-tid="'+ data[i].category_id +'-'+ data[i].id +'-'+ t +'" data-pid="'+data[i].category_id +'-'+ data[i].pid+'-'+ t +'" data-type="dir"></i> ';
 }else{
 btn = '<i class="mt-icon" style="cursor: pointer" data-tid="'+ data[i].category_id +'-'+ data[i].id +'-'+ t +'" data-pid="'+data[i].category_id +'-'+ data[i].pid +'-'+ t +'" data-type="file"></i> ';
 }
 html += '<tr style="display: none">' +
 '<td style="text-align: left; '+ css +'">'+ btn + data[i].name + '（' + data[i].title + '）' + '</td>' +
 '<td>' + (data[i].source_name ? data[i].source_name : '') + '</td>' +
 '<td>' + data[i].show_time + '</td>' +
 '<td>' + dataFormat(data[i].current_record, data[i].unit) + '</td>' +
 '<td>' + dataFormat(data[i].prev_record, data[i].unit) + '</td>' +
 '<td>' + dataFormat(data[i].last_record, data[i].unit) + '</td>' +
 '<td>' + dataFormat(data[i].budget, data[i].unit) + '</td>' +
 '<td>' + dataFormat(data[i].budget_rate, '%') + '</td>' +
 '<td>' + dataFormat(data[i].record_rate) + '</td>' +
 '<td>' + dataFormat(data[i].mom, '%') + '</td>' +
 '<td>' + dataFormat(data[i].yoy, '%') + '</td>' +
 '<td><i class="layui-icon" style="cursor: pointer" onclick="showHiddenArea(this,' + data[i].category_id + ',' + data[i].data_structure_id + ',' + data[i].time_unit + ',' + t + ');"></i></td> ' +
 '</tr>';
 if(data[i]._child && data[i]._child.length > 0){
 html = createNewTable(data[i]._child,html,num,t);
 }
 }
 return html;
}
function showLowData(obj)
{
 var mId = $(obj).attr('data-tid');
 var isOpen = $(obj).hasClass('open');
 if (isOpen) {
 $(obj).removeClass('open');
 if($(obj).hasClass('layui-icon')){
 $(obj).html('');
 }
 } else {
 $(obj).addClass('open');
 if($(obj).hasClass('layui-icon')){
 $(obj).html('');
 }
 }
 $(obj).parents('tbody').find('tr').each(function () {
 var mt = $(this).find('.mt-icon');
 var pid = mt.attr('data-pid');
 var Open = mt.hasClass('open');
 var type = mt.attr('data-type');
 if (mId == pid) {
 if (isOpen) {
 $(this).hide();
 if (type == 'dir' && Open == isOpen) {
 mt.trigger('click');
 }
 } else {
 $(this).show();
 }
 }
 });
}