(function ($) {$.fn.page = function (options) {var defaults = {divid: "pagediv",count: 10, //remove or hidepageindex: 1,callback: function (pageindex) { }};var html = "";var opts = $.extend(defaults, options);opts.callback(1);var div = $("#" + opts.divid);var a = [];//根据当前页数判断上一页是否可以点击if (opts.pageindex == 1) {html = html + "<a href=http://www.mamicode.com/"#\" class=\"prev unclick\">上一页</a>";} else {html = html + "<a href=http://www.mamicode.com/"#\" class=\"prev\">上一页</a>";}for (var i = 0; i < opts.count; i++) {//判断显示页码的样式if ((i + 1) == opts.pageindex) {html = html + "<a href=http://www.mamicode.com/"javascript:void(0)\" style=\"background:#999\">" + (i + 1) + "</a>"} else {html = html + "<a href=http://www.mamicode.com/"javascript:void(0)\">" + (i + 1) + "</a>";}}//根据当前页数判断上一页是否可以点击if (opts.pageindex == opts.count) {html = html + "<a href=http://www.mamicode.com/"javascript:void(0)\" class=\"next unclick\">下一页</a>";} else {html = html + "<a href=http://www.mamicode.com/"javascript:void(0)\" class=\"next\">下一页</a>";}$("#" + opts.divid).html(html);$("#" + opts.divid + " a").not($(".prev")).not(".next").click(function () {$(this).css("background", "#999")$(this).siblings().removeAttr("style");opts.pageindex = $(this).html();if (opts.pageindex != 1) {$(".prev").removeClass("unclick");} else {$(".prev").addClass("unclick");}if (opts.pageindex == opts.count) {$(".next").addClass("unclick");} else {$(".next").removeClass("unclick");}opts.callback(opts.pageindex);})$(".prev").click(function () {$("#" + opts.divid + " a").eq(opts.pageindex).removeAttr("style");if (opts.pageindex == 1) {opts.pageindex == 1} else {opts.pageindex = opts.pageindex - 1;}$("#" + opts.divid + " a").eq(opts.pageindex).css("background", "#999");if (opts.pageindex != 1) {$(".prev").removeClass("unclick");} else {$(".prev").addClass("unclick");}if (opts.pageindex == opts.count) {$(".next").addClass("unclick");} else {$(".next").removeClass("unclick");}opts.callback(opts.pageindex);});$(".next").click(function () {$("#" + opts.divid + " a").eq(opts.pageindex).removeAttr("style");if (opts.pageindex == 10) {opts.pageindex == 10} else {opts.pageindex = parseInt(opts.pageindex) + 1;}$("#" + opts.divid + " a").eq(opts.pageindex).css("background", "#999");if (opts.pageindex != 1) {$(".prev").removeClass("unclick");} else {$(".prev").addClass("unclick");}if (opts.pageindex == opts.count) {$(".next").addClass("unclick");} else {$(".next").removeClass("unclick");}opts.callback(opts.pageindex);});}})(jQuery);