删除Blob中的Localhost URL

Question

你是画布的新手!!!

var blob = new Blob([uint8Array], { type: "image/png" });
$rootScope.blobVal = URL.createObjectURL(blob);

我使用上面的代码将Canvas DataUrl转换为Blob对象从上面的代码片段获取 blobval 作为URL

  

团块：HTTP％3A // xyz.xyz.x.yz％3A8100 /   4fa503b3-2e1d-4d38-b112-1f417c670b93

但我只需要

  

4fa503b3-2e1d-4d38-b112-1f417c670b93

先谢谢!!

Answer 1

var blob = new Blob([uint8Array], { type: "image/png" });
var objectUrl = URL.createObjectURL(blob);
str_arr = objectUrl.split("/");
$rootScope.blobVal = str_arr[str_arr.length - 1];

$ rootScope.blobVal包含4fa503b3-2e1d-4d38-b112-1f417c670b93