回答編集履歴

typo

2019/03/06 02:37

投稿

スコア117906

answer CHANGED Viewed

@@ -45,6 +45,19 @@
     return resolve();
   },plist[n].wait);
 });
+Promise.all([p(0),p(1),p(2)]).then(()=>{
+    console.log('step 1');
+    Promise.all([p(3),p(4),p(5)]).then(()=>{
+      console.log('step 2');
+      Promise.all([p(6),p(7),p(8)]).then(()=>{
+        console.log('end');
+      });
+    });
+});
+```
+# 参考
+```javascript
 const plist=[
   {text:"1",wait:1000},
   {text:"2",wait:0},
@@ -62,20 +75,6 @@
     return resolve();
   },plist[n].wait);
 });
-Promise.all([p(0),p(1),p(2)]).then(()=>{
-    console.log('step 1');
-    Promise.all([p(3),p(4),p(5)]).then(()=>{
-      console.log('step 2');
-      Promise.all([p(6),p(7),p(8)]).then(()=>{
-        console.log('end');
-      });
-    });
-});
-```
-# 参考
-```javascript
 (async ()=>{
   await (async (...args)=>{await Promise.all(args.map(arg=>p(arg)));})(0,1,2);
   console.log("step 1");

all

2019/03/06 02:37

投稿

スコア117906

answer CHANGED Viewed

@@ -45,6 +45,23 @@
     return resolve();
   },plist[n].wait);
 });
+const plist=[
+  {text:"1",wait:1000},
+  {text:"2",wait:0},
+  {text:"3",wait:500},
+  {text:"4",wait:0},
+  {text:"5",wait:1000},
+  {text:"6",wait:500},
+  {text:"7",wait:500},
+  {text:"8",wait:1000},
+  {text:"9",wait:0},
+  ];
+const p=n=>new Promise((resolve)=>{
+  setTimeout(()=>{
+    console.log(plist[n].text);
+    return resolve();
+  },plist[n].wait);
+});
 Promise.all([p(0),p(1),p(2)]).then(()=>{
     console.log('step 1');

調整

2019/03/06 02:37

投稿

スコア117906

answer CHANGED Viewed

@@ -60,11 +60,11 @@
 # 参考
 ```javascript
 (async ()=>{
-  await (async ()=>{await Promise.all([p(0),p(1),p(2)])})();
+  await (async (...args)=>{await Promise.all(args.map(arg=>p(arg)));})(0,1,2);
   console.log("step 1");
-  await (async ()=>{await Promise.all([p(3),p(4),p(5)])})();
+  await (async (...args)=>{await Promise.all(args.map(arg=>p(arg)));})(3,4,5);
   console.log("step 2");
-  await (async ()=>{await Promise.all([p(6),p(7),p(8)])})();
+  await (async (...args)=>{await Promise.all(args.map(arg=>p(arg)));})(6,7,8);
   console.log("end");
 })();
 ```

さんこう

2019/03/06 02:35

投稿

スコア117906

answer CHANGED Viewed

@@ -56,6 +56,15 @@
     });
 });
+```
+# 参考
+```javascript
+(async ()=>{
+  await (async ()=>{await Promise.all([p(0),p(1),p(2)])})();
+  console.log("step 1");
+  await (async ()=>{await Promise.all([p(3),p(4),p(5)])})();
+  console.log("step 2");
+  await (async ()=>{await Promise.all([p(6),p(7),p(8)])})();
+  console.log("end");
+})();
 ```

chousei

2019/03/06 01:56

投稿

スコア117906

answer CHANGED Viewed

@@ -28,8 +28,7 @@
 まとめるとこう
 ```javascript
-var p=[];
-var plist=[
+const plist=[
   {text:"1",wait:1000},
   {text:"2",wait:0},
   {text:"3",wait:500},
@@ -40,23 +39,23 @@
   {text:"8",wait:1000},
   {text:"9",wait:0},
   ];
-plist.forEach((x,y)=>{
-  p[y]=()=>new Promise((resolve)=>{
+const p=n=>new Promise((resolve)=>{
-    setTimeout(()=>{
+  setTimeout(()=>{
-      console.log(x.text);
+    console.log(plist[n].text);
-      return resolve();
+    return resolve();
-    },x.wait);
+  },plist[n].wait);
-  });
 });
-Promise.all([p[0](),p[1](),p[2]()]).then(()=>{
+Promise.all([p(0),p(1),p(2)]).then(()=>{
     console.log('step 1');
-    Promise.all([p[3](),p[4](),p[5]()]).then(()=>{
+    Promise.all([p(3),p(4),p(5)]).then(()=>{
       console.log('step 2');
-      Promise.all([p[6](),p[7](),p[8]()]).then(()=>{
+      Promise.all([p(6),p(7),p(8)]).then(()=>{
         console.log('end');
       });
     });
 });
 ```