weixin_33695082 2014-07-08 19:29 采纳率: 0%
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鼠标悬停切换ajax值

I want to get the value from a button to an img's src when it's mousehover.

<div style="float:left;">
<button value="dragon.jpg">Dragon</button>
<button value="phoenix.jpg">Phoenix</button>
</div>
<div style="float:left;"><img src="dragon.jpg"></div>

how do I do this?.

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  • weixin_33698043 2014-07-08 20:04
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    You can try this mouseover event of javascript:-

        <body onload="load()">
        <div style="float:left;">
            <button class="hover-btn" value="dragon.jpg">Dragon</button>
            <button class="hover-btn" value="phoenix.jpg">Phoenix</button>
        </div>
        <div style="float:left;">
        <img id="imgChange" src="dragon.jpg" />
        </div>
        <script>
            function load(){
                var btns = document.getElementsByClassName("hover-btn");
                for(var i =0; i< btns.length; i++){
                    btns[i].addEventListener("mouseover", function( event ) {   
                        document.getElementById("imgChange").src = event.target.value; 
                    }, false);
                }
            }
        </script>
    </body>
    
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