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TA貢獻(xiàn)1825條經(jīng)驗(yàn) 獲得超6個(gè)贊
自問自答,經(jīng)常用then 但很少new Promise 參數(shù)傳錯(cuò)了 - -
let getSid = function (){
return new Promise(function(resolve,reject){
let sid = sessionStorage.getItem('sid');
if (!sid) {
axios({
method: "post",
url: COMMON_URL + '/app/init',
}).then(function(res) {
sessionStorage.setItem('sid', res.data.sid);
sid = res.data.sid;
resolve(sid)
});
}else{
resolve(sid)
}
});
}
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