回答編集履歴

チョウセイ

2019/09/30 05:03

投稿

スコア114839

test CHANGED Viewed

@@ -12,25 +12,17 @@
       var t=e.target;
-      fetch(t.src).then(res=>{
+      fetch(t.src).then(res=>new Promise(resolve=>resolve(res.blob())).then(blob=>new Object({
-        new Promise(resolve=>resolve(res.blob())).then(blob=>{
+      type:res.headers.get("content-type"),
-          console.log({
+      size:blob.size,
-          type:res.headers.get("content-type"),
+      width:t.naturalWidth,
-          size:blob.size,
+      height:t.naturalHeight,
-          width:t.naturalWidth,
-          height:t.naturalHeight,
+      }))).then(console.log);
-          });
-        });
-      });
     });