Detailed explanation of how to remove the gray border when img[src=''] img has no path

img[src=""] img tagSolution for gray border removal without path

1.JsSolution Method

    
        <meta>
        <title></title>
    
    
    <img  src="/static/imghwm/default1.png" data-src="error.jpg" class="lazy" alt="Detailed explanation of how to remove the gray border when img[src=''] img has no path" >
    
    <script>
    function whenError(a){
        a.onerror=null;
        a.src=&#39;path_default.jpg&#39;;
        console.log(&#39;图片出错的时候调用默认的图片&#39;);
    }
    </script>

2.Absolute positioningFocused solution

nbsp;html>


    
        <meta>
        <title>absolute聚焦解决方案</title>
    

    
        <p>
            <img  class="common-icon login-icon lazy" src="/static/imghwm/default1.png" data-src="" alt="Detailed explanation of how to remove the gray border when img[src=''] img has no path" >
        </p>

    
    <style>
        .container-img {
            position: relative;
            display: inline-block;
            width: 36px;
            height: 36px;
            overflow: hidden;
            
        }
        .container-img img {
            position: absolute;
            top: -1px;
            right: -1px;
            background: url(img/common-icon.png) no-repeat;
            background-position: 0px 1px;
        }
    </style>

3.marginFocused solution

nbsp;html>

    
        <meta>
        <title>margin聚焦解决方案</title>
    

    
        <p>
            <img  class="common-icon login-icon lazy" src="/static/imghwm/default1.png" data-src="" alt="Detailed explanation of how to remove the gray border when img[src=''] img has no path" >
        </p>

    
    <style>
        .container-img {
            display: inline-block;
            width: 36px;
            height: 36px;
            overflow: hidden;
        }
        .common-icon {
            display: inline-block;
            background: url(img/common-icon.png) no-repeat;
            background-position: 0px 1px;
            margin: -1px;
        }
    </style>

4.css Hide

img[src=""]{
opacity: 0;
}

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