// 首字母大写
capitalize: function(string) {
var words = string.split(" ");
var i;
for (i = 0; i < words.length; i++) {
words[i] = words[i].charAt(0).toUpperCase() + words[i].slice(1);
}
return words.join(" ");
},原文：https://www.cnblogs.com/wwj007/p/11911726.html