vue获取图片宽高

uploadFile(event){

let that = this;

let file = event.target.files[0];

let fileReader = new FileReader();

fileReader.readAsDataURL(file); //根据图片路径读取图片

fileReader.onload = function(e) {

let base64 = this.result;

let img = new Image();

img.src = base64;

img.onload = function() {

that.imgInfo = {

width: img.naturalWidth,

height: img.naturalHeight

};

console.log("宽：" + img.naturalWidth + " 高：" + img.naturalHeight);

}

}

},