chrome浏览器支持从clipboard读取复制的数据 粘贴图片

clipboard.html

Convert image from clipboard to base64 encoded data with JavaScript
http://stackoverflow.com/questions/11194209/convert-image-from-clipboard-to-base64-encoded-data-with-javascript
<div contenteditable></div>

$('div[contenteditable]').bind('paste', function(e) {
    alert(123);
    var data = e.originalEvent.clipboardData.items[0].getAsFile();
    var elem = this;
    var fr = new FileReader;
    
    fr.onloadend = function() {
        var img = new Image;
        img.onload = function() {
            $(elem).append(img);
        };
        img.src = fr.result;
    };
    
    fr.readAsDataURL(data);
});