Vue触发input选取文件点击事件

vue

CSS

.upload-btn-box {

margin-bottom: 10px;

button {

margin-right: 10px;

}

input[type=file] {

display: none;

}

}

HTML

<div class="upload-btn-box">

  <Button @click="choiceImg" icon="ios-cloud-upload-outline" type="primary">点击上传</Button>

<input ref="filElem" type="file" class="upload-file" @change="getFile">

</div>

Script

choiceImg(){

this.$refs.filElem.dispatchEvent(new MouseEvent(\'click\'))

},

getFile(){

var that = this;

const inputFile = this.$refs.filElem.files[0];

if(inputFile){

if(inputFile.type !== \'image/jpeg\' && inputFile.type !== \'image/png\' && inputFile.type !== \'image/gif\'){

alert(\'不是有效的图片文件!\');

return;

}

this.imgInfo = Object.assign({}, this.imgInfo, {

name: inputFile.name,

size: inputFile.size,

lastModifiedDate: inputFile.lastModifiedDate.toLocaleString()

})

const reader = new FileReader();

reader.readAsDataURL(inputFile);

reader.onload = function (e) {

that.imgSrc = this.result;

}

} else {

return;

}

}

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