摘要:
1 function getElementsByClassName (className) {2 var all = document.all ? document.all : document.getElementsByTagName('*');3 var elements = new Array();4 for (var e = 0; e < all.length; e++) {5 if (all[e].className == className) {6 elements[elements.length] = all[e];7 break;8 }9 }10 retu 阅读全文