userkang

// rem基准计算和限宽
(function(){
    function refreshRem() {
        document.documentElement.style.fontSize = (document.documentElement.clientWidth > 720 ? 720 : document.documentElement.clientWidth) / 18 + "px"
    }
    var tid = null;
    window.addEventListener("resize", function() {
        clearTimeout(tid);
        tid = setTimeout(refreshRem, 0);
    }, false);

userkang

;(function() {
    // woff格式支持需Webkit 4.4+，暂时先用turetype
    var _base64 = 'data:font/truetype;charset=utf-8;base64,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

userkang

/**
 *  flex弹性布局
 */
.flex,
.flex-v-center,
.flex-h-center,
.flex-h-justify,
.flex-v-end,
.flex-justify-v-center,
.flex-end-v-center,

userkang

function debounce(func, wait, immediate) {
  var timeout

  return function() {
    var context = this
    var args = arguments

    if(timeout) clearTimeout(timeout)

    if (immediate) {

userkang

function throttle(func, wait, options) {
  var timeout, context, args
  var previous = 0
  if (!options) options = {}

  var later = function() {
    previous = options.leading === false ? 0 : Date.now()
    timeout = null
    func.apply(context, args)

userkang

function add() {
	var sum = 0;
	
	function add() {
		for (var i=0; i<arguments.length; i++) {
			sum += Number(arguments[i]);
		}
		return add;
	}
	add.valueOf = function valueOf(){

userkang

// ES5版本
function shuffle(a) {
  var i,j,t
  for(i = a.length; i; i--) {
    j = Math.floor(Math.random() * i)
    t = a[i-1]
    a[i-1] = a[j]
    a[j] = t
  }
  return a

userkang

function quickSort(arr) {
    // 交换元素
    function swap(arr, a, b) {
        var temp = arr[a];
        arr[a] = arr[b];
        arr[b] = temp;
    }

    function partition(arr, left, right) {
        var pivot = arr[left];

userkang

/**
 * @param {string} s
 * @return {string}
 */
var longestPalindrome = function(s) {
    var len = s.length
    var maxLen = 0
    var res = ''
    

userkang

function fn(n) {
  if (n < 1) {
    return 0
  }
  
  if (n === 1) {
    return 1
  }
  
  if (n === 2) {