uploadBegin

fires when file upload begins

uploadBegin: (files: object[], value: object[]) => void;

Parameters:

• files: array - the array of files to be uploaded
• value: array - the current value of the control

Example

form.getItem("simpleVault").events.on("uploadBegin", function(files, value) {
    console.log("uploadBegin", files, value);
});

Change log:

The value parameter is added in v7.0.