Merge pull request Vanthink-UED#238 from geekgray/master

fix: multiple files file size validation

Author: JackPu

src/vue-core-image-upload.vue

@@ -93,7 +93,8 @@
  return this.__dispatch('errorhandle','TYPE ERROR');
  }
  }
- if (e.target.files[0].size > this.maxFileSize) {
+
+ if (Array.prototype.slice.call(e.target.files).some(file => file.size > this.maxFileSize)) {
  var formatSize;
  if (parseInt(this.maxFileSize / 1024 / 1024) > 0) {
  formatSize = (this.maxFileSize / 1024 / 1024).toFixed(2) + 'MB';
@@ -109,7 +110,7 @@
  if (this.multipleSize > 0 && e.target.files.length > this.multipleSize) {
  console.warn('FILE NUM IS LARGER THAN ' + this.multipleSize);
  return this.__dispatch('errorhandle', 'FILE NUM OVERLOAD');
-  }
+ }
 
  this.files = e.target.files;
  if (this.crop || this.resize) {