Real-time display of uploaded image files in the input box of the vue framework

Body part:

上传图片<input type="file" ref="file2" name="check_img_url" @change="tirggerFile1($event)" />
<div>
                <img style="width:100px;height:100px;margin-left:105px" id="img2" src alt />
</div>
script part:
methods:{
    tirggerFile(event) {
                var file = event.target.files;
                var reader = new FileReader (); // Read file
                reader.readAsDataURL(file[0]);
                reader.onload = function() {
                    document.getElementById("img1").src = reader.result;
            };
        },
 
}

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Origin www.cnblogs.com/xiao-lei-ge/p/12698636.html