https://jsfiddle.net/51Le6o06/48/
请查看jsfiddle代码变得复杂，我的功能无法正常工作。
任何人都可以告诉我我可以使用什么而不是标准的jQuery和javascript来使这更容易构建（使用更多的样式分页方法）。
我需要像jsfiddle一样对现有的html进行排序，过滤和分页。
感谢。
$(document).ready(function() {
$('.filter-gift').each(filterItems);
});
function filterItems(e) {
var items = [];
var table = '';
tableId = $(this).parent().parent().attr('tag')
var listItems = "";
listItems += "<option value=''> -Select- </option>";
$('div[tag="' + tableId + '"] table.internalActivities .information').each(function (i) {
var itm = $(this)[0].innerText;
if ($.inArray(itm, items) == -1) {
items.push($(this)[0].innerText);
listItems += "<option value='" + i + "'>" + $(this)[0].innerText + "</option>";
}
});
$('div[tag="' + tableId+ '"] .filter-gift').html(listItems);
$('.filter-gift').change(function () {
if($(this).val()!= "") {
var tableIdC = $(this).parent().parent().attr('tag');
var text = $('div[tag="' + tableIdC + '"] select option:selected')[0].text.replace(/(\r\n|\n|\r| |)/gm, "");;
$('div[tag="' + tableIdC + '"] .product-information-row').each(function (i) {
if ($(this).text().replace(/(\r\n|\n|\r| |)/gm, "") == text) {
$(this).show();
$(this).prev().show();
$(this).next().show();
}
else {
$(this).hide();
$(this).prev().hide();
$(this).next().hide();
}
});
} else {
$(this).parent().parent().find('table tr').show();
}
});
}
jQuery.fn.sortPaging = function(options) {
var defaults = {
pageRows: 2
};
var settings = $.extend(true, defaults, options);
return this.each(function() {
var container = $(this);
var tableBody = container.find('.internalActivities > tbody');
var dataRows = [];
var currentPage = 1;
var maxPages = 1;
var buttonMore = container.find('.seeMoreRecords');
var buttonLess = container.find('.seeLessRecords');
var buttonFree = container.find('.filter-free');
var tableRows = [];
var maxFree = 0;
var filterFree = buttonFree.is(':checked');
function displayRows() {
tableBody.empty();
var displayed = 0;
$.each(dataRows, function(i, ele) {
if( !filterFree || (filterFree && ele.isFree) ) {
tableBody.append(ele.thisRow).append(ele.nextRow);
displayed++;
if( displayed >= currentPage*settings.pageRows ) {
return false;
};
};
});
};
function checkButtons() {
buttonLess.toggleClass('element_invisible', currentPage<=1);
buttonMore.toggleClass('element_invisible', filterFree ? currentPage>=maxFreePages : currentPage>=maxPages);
};
function showMore() {
currentPage++;
displayRows();
checkButtons();
};
function showLess() {
currentPage--;
displayRows();
checkButtons();
};
function changedFree() {
filterFree = buttonFree.is(':checked');
if( filterFree && currentPage>maxFreePages ) {
currentPage=maxFreePages;
};
displayRows();
checkButtons();
};
tableBody.find('.product-data-row').each(function(i, j) {
var thisRow = $(this);
var nextRow = thisRow.next();
var amount = parseFloat(thisRow.find('.amount').text().replace(/£/, ''));
var isFree = thisRow.find('.free').length;
maxFree += isFree;
dataRows.push({
amount: amount,
thisRow: thisRow,
nextRow: nextRow,
isFree: isFree
});
})
dataRows.sort(function(a, b) {
return a.amount - b.amount;
});
maxPages = Math.ceil(dataRows.length/settings.pageRows);
maxFreePages = Math.ceil(maxFree/settings.pageRows);
tableRows = tableBody.find("tr");
buttonMore.on('click', showMore);
buttonLess.on('click', showLess);
buttonFree.on('change', changedFree);
displayRows();
checkButtons();
})
};
$('.sort_paging').sortPaging();