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<img alt="" style="display:none" id="displayimg"/>
$("#displayimg").attr("src", src);
$("#displayimg").height();
$("#displayimg").width();
<script type="text/javascript">
function getcontent(){
var img1 = document.getElementById('mm');
document.getElementById('text1').value=img1.clientWidth;
document.getElementById('text2').value=img1.clientHeight;
debugger;
}
</script>
<body>
<div id="app">
</div>
<button onClick="getcontent()">按钮</button>
宽度:<input id="text1" class="vv" type="text" value="" />
高度:<input id="text2" class="vv" type="text" value="" /><img src="./img/123.png" title="11" id="mm" />
<!-- built files will be auto injected -->
</body>
var src="xxxx.jpg";
var height_v, width_v;
$("#displayimg").attr("src", src);
$("#displayimg").on("load", function () {
height_v = $("#displayimg").height() / 2;
width_v = $("#displayimg").width() / 2;
});
console.log(height_v);
console.log(width_v);
$("#displayimg").attr("src", src);
$("#displayimg").on("load", function() {
$("#displayimg").height();
$("#displayimg").width();
})