web.files.FileReader — clojure-interop/cljs-web-api 1.0.9

The FileReader object lets web applications asynchronously read contents of files (or raw data buffers) stored on the user's using web.files.File or web.files.Blob objects to specify file or data to read.

abort cljs

(abort this)

Method.

The abort method aborts the read operation. Upon return, the will be DONE.

instanceOfFileReader.abort();

See also: https://developer.mozilla.org/en-US/docs/Web/API/FileReader/abort

error cljs

(error this)

Property.

[Read Only]

Returns the error that occurred while reading the file.

var error = instanceOfFileReader.error

See also: https://developer.mozilla.org/en-US/docs/Web/API/FileReader/error

onabort cljs

(onabort this)

Property.

The FileReader.onabort property contains an event handler executed the abort event is fired, i.e. when the process of reading the is aborted.

reader.onabort = function() { ... };

See also: https://developer.mozilla.org/en-US/docs/Web/API/FileReader/onabort

onerror cljs

(onerror this)

Property.

See also: https://developer.mozilla.org/en-US/docs/Web/API/FileReader/onerror

onload cljs

(onload this)

Property.

The FileReader.onload property contains an event handler executed the load event is fired, when content read with readAsArrayBuffer, readAsDataURL or readAsText is available.

See also: https://developer.mozilla.org/en-US/docs/Web/API/FileReader/onload

onloadend cljs

(onloadend this)

Property.

A handler for the loadend event. This event is triggered each the reading operation is completed (either in success or failure).

onloadstart cljs

(onloadstart this)

Property.

A handler for the loadstart event. This event is triggered each the reading is starting.

onprogress cljs

(onprogress this)

Property.

A handler for the progress event. This event is triggered while a Blob content.

read-as-array-buffer cljs

(read-as-array-buffer this blob)

Method.

The web.files.FileReader interface's readAsArrayBuffer() method used to start reading the contents of a specified web.files.Blob web.files.File. When the read operation is finished, the readyState DONE, and the loadend is triggered. At that time, the result contains an js.ArrayBuffer representing the file's data.

instanceOfFileReader.readAsArrayBuffer(blob);

See also: https://developer.mozilla.org/en-US/docs/Web/API/FileReader/readAsArrayBuffer

read-as-binary-string cljs

(read-as-binary-string this blob)

Method.

The readAsBinaryString method is used to start reading the contents the specified web.files.Blob or web.files.File. When the operation is finished, the readyState becomes DONE, and the is triggered. At that time, the result attribute contains the binary data from the file.

instanceOfFileReader.readAsBinaryString(blob);

See also: https://developer.mozilla.org/en-US/docs/Web/API/FileReader/readAsBinaryString

read-as-data-url cljs

(read-as-data-url this blob)

Method.

The readAsDataURL method is used to read the contents of the web.files.Blob or web.files.File. When the read operation finished, the readyState becomes DONE, and the loadend is triggered. that time, the result attribute contains the data as a data: representing the file's data as a base64 encoded string.

instanceOfFileReader.readAsDataURL(blob);

See also: https://developer.mozilla.org/en-US/docs/Web/API/FileReader/readAsDataURL

read-as-text cljs

(read-as-text this & args)

Method.

The readAsText() method is used to read the contents of the specified or web.files.File. When the read operation is complete, the is changed to DONE, the loadend event is triggered, and the result contains the contents of the file as a text string.

instanceOfFileReader.readAsText(blob[, encoding]);

See also: https://developer.mozilla.org/en-US/docs/Web/API/FileReader/readAsText

ready-state cljs

(ready-state this)

Property.

[Read Only]

The web.files.FileReader readyState property provides the current of the reading operation a FileReader is in. A FileReader exists one of the following states:

See also: https://developer.mozilla.org/en-US/docs/Web/API/FileReader/readyState

result cljs

(result this)

Property.

[Read Only]

The web.files.FileReader result property returns the file's This property is only valid after the read operation is complete, the format of the data depends on which of the methods was used initiate the read operation.

var file = instanceOfFileReader.result

See also: https://developer.mozilla.org/en-US/docs/Web/API/FileReader/result

set-onabort! cljs

(set-onabort! this val)

Property.

The FileReader.onabort property contains an event handler executed the abort event is fired, i.e. when the process of reading the is aborted.

reader.onabort = function() { ... };

See also: https://developer.mozilla.org/en-US/docs/Web/API/FileReader/onabort

set-onerror! cljs

(set-onerror! this val)

Property.

See also: https://developer.mozilla.org/en-US/docs/Web/API/FileReader/onerror

set-onload! cljs

(set-onload! this val)

Property.

The FileReader.onload property contains an event handler executed the load event is fired, when content read with readAsArrayBuffer, readAsDataURL or readAsText is available.

See also: https://developer.mozilla.org/en-US/docs/Web/API/FileReader/onload

set-onloadend! cljs

(set-onloadend! this val)

Property.

A handler for the loadend event. This event is triggered each the reading operation is completed (either in success or failure).

set-onloadstart! cljs

(set-onloadstart! this val)

Property.

A handler for the loadstart event. This event is triggered each the reading is starting.

set-onprogress! cljs

(set-onprogress! this val)

Property.

A handler for the progress event. This event is triggered while a Blob content.