上传文件立即获取base64码（没啥应用场合。。记录一下）

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[code] <input accept="image/*" name="upimage" id="upload_file" type="file">
<textarea id="base64_output" name="Word" style=" width:820px"></textarea>
<input class="" type="button" onclick="getBase64()" value="获取图片Base64码">

[code]
document.getElementById("upload_file").onchange = function () {
gen_base64();
};

 

[code] function gen_base64() {
var file = $_('upload_file').files[0];
r = new FileReader();  //本地预览
r.onload = function(){
$_('base64_output').value = r.result;
}
r.readAsDataURL(file);    //Base64
}

[code]function getBase64() {
var log =$("#base64_output").val();
var na =  $("input[name='upimage']").val().split("\\");
var name = na[na.length-1];
$.ajax({
url:'[[${adminPath}]]/xixunAD/getBase64',
data: {"name": name, "Base64": log},
type:"POST",
success:function () {
console.log("getBase64成功！")
},error:function () {

}
});
console.log(name)
}

 

 

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