new Promise((resolve, reject) => { setTimeout(() => { console.log("李二"); resolve(); }, 2000); }).then(() => { console.log("张三"); }, null); console.log("孔四");
"李二" "张三" "孔四"
"张三" "孔四" "李二"
"孔四" "张三" "李二"
"孔四" "李二" "张三"
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