直接上代码:
box = ["weixin://resourceid/5d249f3717d4b2416a6427d7000e0ecf", undefined, "weixin://resourceid/5b5a484fb48d4b9fccbd485e0998f6b9"]
function done () {
for (var i = arr_count(box) - 1; i >= 0; i--) {
if(typeof(box[i])!='undefined'){
wx.uploadVoice({
localId: box[i],
success: function (res) {
voice.serverId = res.serverId;
server.push(res.serverId)
}
});
}else{
server.push('null');
}
};
server = ["null","lZhg43ku7vo4blj5Ewm7tXmDX1rOSgujhiVnswUBTZNZTryx_R89FZ122QaAN6T-"]
不知道哪里出了问题。对于 undefined 的判断还尝试过 !box[i] box[i] === undefined
,最后输出的结果总是只有两个.
找到问题了,数组的长度应该是 box.length。
但是又有了另外一个问题,修改后输出的结果是:
<code["null","qU6OU1BlFAA2bGl0eSEKPURyzzEvtMORJPkZGc6KlyPBdh4yLVCIzhwZrwHudsI0","rE-LhO2h6Czo2ARds9iNmLzdRYeQjiWzD7qn845kT2bPLqxXj1aER_HMXXU_53ep"]
不按顺序啊???
巴扎黑2017-04-10 17:19:25
box = ["weixin://resourceid/5d249f3717d4b2416a6427d7000e0ecf", undefined, "weixin://resourceid/5b5a484fb48d4b9fccbd485e0998f6b9"]
function done () {
for (var i = arr_count(box) - 1; i >= 0; i--) {
if (typeof(box[i]) != 'undefined') {
(function(idx) {
wx.uploadVoice({
localId: box[i],
success: function (res) {
voice.serverId = res.serverId;
server[idx] = res.serverId;
}
});
})(i);
} else {
server[i] = 'null';
}
}
}