function controlAudio () {
var audios=document.getElementsByTagName('audio');
var buttons=document.getElementsByTagName('div');
for (var i = 0; i < buttons.length; i++) {
buttons[i].onclick=function () { //这里
pausePlay();
}
}
function pausePlay () {
if (audios[i].paused) {
audios[i].play();
}
else{
audios[i].pause();
}
}
}
function controlAudio () {
var audios=document.getElementsByTagName('audio');
var buttons=document.getElementsByTagName('div');
for (var i = 0; i < buttons.length; i++) {
buttons[i].onclick=(function (i) { //这里
pausePlay(i);
})(i)
}
function pausePlay (i) {
return function(){
if (audios[i].paused) {
audios[i].play();
}
else{
audios[i].pause();
}
}
}
}
这样,相当于事件点击绑定的是return后的函数