这里我有两个表单字段,在这里我想从图像转换基本64编码,然后我想将JSON格式传递到下一个URL,我尝试这样但我没有得到,有一段时间我我得到一个字段值(编码值)未捕获错误property_img,我不知道怎么做任何人帮助我
var files = document.getElementById('floorplan_img').files;
if (files.length > 0) {
var file = files[0];
var reader = new FileReader();
reader.readAsDataURL(file);
reader.onload = function() {
console.log(reader.result);
var base64 = reader.result;
var str = base64;
var arr = str.split(",");
var floor_img = arr[1];
console.log(floor_img);
};
reader.onerror = function(error) {
console.log('Error: ', error);
};
}
var files1 = document.getElementById('upload_properties').files;
if (files1.length > 0) {
var file1 = files1[0];
var reader1 = new FileReader();
reader1.readAsDataURL(file1);
reader1.onload = function() {
var base64_img = reader1.result;
var str_64 = base64_img;
var arr_str = str_64.split(",");
var property_img = arr_str[1];
console.log(property_img);
};
reader1.onerror = function(error) {
console.log('Error: ', error);
};
}

<input type="file" id="floorplan_img">
<input type="file" id="upload_properties">
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答案 0 :(得分:0)
试试这个:
var reader = new FileReader();
reader.onload = function(event) {
var src= event.target.result;
console.log(src);
};