HTMLFormElement.enctype - Web APIs
the htmlformelement.enctype property is the mime type of content that is used to submit the form to the server.
... this value can be overridden by a formenctype attribute on a <button> or <input> element.
... syntax var string = form.enctype; form.enctype = string; example form.enctype = 'application/x-www-form-urlencoded'; specifications specification status comment html living standardthe definition of 'htmlformelement: enctype' in that specification.

Using XMLHttpRequest - Web APIs
a brief introduction to the submit methods an html <form> can be sent in four ways: using the post method and setting the enctype attribute to application/x-www-form-urlencoded (default); using the post method and setting the enctype attribute to text/plain; using the post method and setting the enctype attribute to multipart/form-data; using the get method (in this case the enctype attribute will be ignored).
..."?" + odata.segments.join("&") : ""), true); oajaxreq.send(null); } else { /* method is post */ oajaxreq.open("post", odata.receiver, true); if (odata.technique === 3) { /* enctype is multipart/form-data */ var sboundary = "---------------------------" + date.now().tostring(16); oajaxreq.setrequestheader("content-type", "multipart\/form-data; boundary=" + sboundary); oajaxreq.sendasbinary("--" + sboundary + "\r\n" + odata.segments.join("--" + sboundary + "\r\n") + "--" + sboundary + "--\r\n"); } else { /* enctype is applicat...
...s what i suppose...: */ /* "4\3\7 - einstein said e=mc2" ----> "4\\3\\7\ -\ einstein\ said\ e\=mc2" */ return stext.replace(/[\s\=\\]/g, "\\$&"); } function submitrequest (otarget) { var nfile, sfieldtype, ofield, osegmreq, ofile, bispost = otarget.method.tolowercase() === "post"; /* console.log("ajaxsubmit - serializing form..."); */ this.contenttype = bispost && otarget.enctype ?
...And 8 more matches

<input type="image"> - HTML: Hypertext Markup Language
supported common attributes alt, src, width, height, formaction, formenctype, formmethod, formnovalidate, formtarget idl attributes none.
... additional attributes in addition to the attributes shared by all <input> elements, image button inputs support the following attributes: attribute description alt alternate string to display when the image can't be shown formaction the url to which to submit the data formenctype the encoding method to use when submitting the form data formmethod the http method to use when submitting the form formnovalidate a boolean which, if present, indicates that the form shouldn't be validated before submission formtarget a string indicating a browsing context from where to load the results of submitting the form height the height, ...
... formenctype a string that identifies the encoding method to use when submitting the form data to the server.
...And 4 more matches

<input type="submit"> - HTML: Hypertext Markup Language
n example of a submit button with a default label in your browser: <input type="submit"> additional attributes in addition to the attributes shared by all <input> elements, submit button inputs support the following attributes: attribute description formaction the url to which to submit the form's data; overrides the form's action attribute, if any formenctype a string specifying the encoding type to use for the form data formmethod the http method (get or post) to use when submitting the form.
... formenctype a string that identifies the encoding method to use when submitting the form data to the server.
... if specified, the value of the formenctype attribute overrides the owning form's action attribute.
...permitted values are: get a url is constructed by starting with the url given by the formaction or action attribute, appending a question mark ("?") character, then appending the form's data, encoded as described by formenctype or the form's enctype attribute.

Sending form data - Learn web development
the enctype attribute this attribute lets you specify the value of the content-type http header included in the request generated when the form is submitted.
... set the value of enctype to multipart/form-data because the data will be split into multiple parts, one for each file plus one for the text data included in the form body (if text is also entered into the form).
... for example: <form method="post" action="https://www.foo.com" enctype="multipart/form-data"> <div> <label for="file">choose a file</label> <input type="file" id="file" name="myfile"> </div> <div> <button>send the file</button> </div> </form> note: servers can be configured with a size limit for files and http requests in order to prevent abuse.

HTMLButtonElement - Web APIs
htmlbuttonelement.formenctype is a domstring reflecting the type of content that is used to submit the form to the server.
... if specified, this attribute overrides the enctype attribute of the <form> element that owns this element.
... the following attributes have been added: autofocus, formaction, formenctype, formmethod, formnovalidate, formtarget, labels, validity, validationmessage, and willvalidate.

HTMLInputElement - Web APIs
formenctype string: returns / sets the element's formenctype attribute, containing the type of content that is used to submit the form to the server.
... this overrides the enctype attribute of the parent form.
... the following properties have been added: autocomplete, autofocus, dirname, files, formaction, formenctype, formmethod, formnovalidate, formtarget, height, indeterminate, labels, list, max, min, multiple, pattern, placeholder, required, selectiondirection, selectionend, selectionstart, step, validationmessage, validity, valueasdate, valueasnumber, width, and willvalidate.

HTML attribute reference - HTML: Hypertext Markup Language
enctype <form> defines the content type of the form data when the method is post.
... formenctype <button>, <input> if the button/input is a submit button (type="submit"), this attribute sets the encoding type to use during form submission.
... if this attribute is specified, it overrides the enctype attribute of the button's form owner.

<input type="file"> - HTML: Hypertext Markup Language
for example, a file picker that needs content that can be presented as an image, including both standard image formats and pdf files, might look like this: <input type="file" accept="image/*,.pdf"> using file inputs a basic example <form method="post" enctype="multipart/form-data"> <div> <label for="file">choose file to upload</label> <input type="file" id="file" name="file" multiple> </div> <div> <button>submit</button> </div> </form> div { margin-bottom: 10px; } this produces the following output: note: you can find this example on github too — see the source code, and also see it running live.
... let's look at a more complete example: <form method="post" enctype="multipart/form-data"> <div> <label for="profile_pic">choose file to upload</label> <input type="file" id="profile_pic" name="profile_pic" accept=".jpg, .jpeg, .png"> </div> <div> <button>submit</button> </div> </form> div { margin-bottom: 10px; } this produces a similar-looking output to the previous example: note: you can find this example on github too �...
... first of all, let's look at the html: <form method="post" enctype="multipart/form-data"> <div> <label for="image_uploads">choose images to upload (png, jpg)</label> <input type="file" id="image_uploads" name="image_uploads" accept=".jpg, .jpeg, .png" multiple> </div> <div class="preview"> <p>no files currently selected for upload</p> </div> <div> <button>submit</button> </div> </form> html { font-family: sans-serif; } form { w...

HTMLFormElement - Web APIs
htmlformelement.encoding or htmlformelement.enctype a domstring reflecting the value of the form's enctype html attribute, indicating the type of content that is used to transmit the form to the server.
...rm);">set</button> <button type="reset">reset</button> </p> <textarea id="form-info" rows="15" cols="20"></textarea> </form> <script> function getforminfo(){ // get a reference to the form via its name var f = document.forms["forma"]; // the form properties we're interested in var properties = [ 'elements', 'length', 'name', 'charset', 'action', 'acceptcharset', 'action', 'enctype', 'method', 'target' ]; // iterate over the properties, turning them into a string that we can display to the user var info = properties.map(function(property) { return property + ": " + f[property] }).join("\n"); // set the form's <textarea> to display the form's properties document.forms["forma"].elements['form-info'].value = info; // document.forms["forma"]['form-info'].value ...

Index - Web APIs
1672 htmlformelement.encoding api, html dom, htmlformelement, needscontent, needsspectable, property, reference the htmlformelement.encoding property is an alternative name for the enctype element on the dom htmlformelement object.
... 1673 htmlformelement.enctype api, html dom, htmlformelement, needsspectable, property, reference the htmlformelement.enctype property is the mime type of content that is used to submit the form to the server.

HTML attribute: accept - HTML: Hypertext Markup Language
for example, a file picker that needs content that can be presented as an image, including both standard image formats and pdf files, might look like this: <input type="file" accept="image/*,.pdf"> using file inputs a basic example <form method="post" enctype="multipart/form-data"> <div> <label for="file">choose file to upload</label> <input type="file" id="file" name="file" multiple> </div> <div> <button>submit</button> </div> </form> div { margin-bottom: 10px; } this produces the following output: note: you can find this example on github too — see the source code, and also see it running live.
... let's look at a more complete example: <form method="post" enctype="multipart/form-data"> <div> <label for="profile_pic">choose file to upload</label> <input type="file" id="profile_pic" name="profile_pic" accept=".jpg, .jpeg, .png"> </div> <div> <button>submit</button> </div> </form> div { margin-bottom: 10px; } specifications specification status html living standardthe definition of 'accept attri...

<button>: The Button element - HTML: Hypertext Markup Language
formenctype html5 if the button is a submit button (it's inside/associated with a <form> and doesn't have type="button"), specifies how to encode the form data that is submitted.
... if this attribute is specified, it overrides the enctype attribute of the button's form owner.

<form> - HTML: Hypertext Markup Language
enctype if the value of the method attribute is post, enctype is the mime type of the form submission.
... this value can be overridden by formenctype attributes on <button>, <input type="submit">, or <input type="image"> elements.

<input>: The Input (Form Input) element - HTML: Hypertext Markup Language
radio, checkbox whether the command or control is checked dirname text, search name of form field to use for sending the element's directionality in form submission disabled all whether the form control is disabled form all associates the control with a form element formaction image, submit url to use for form submission formenctype image, submit form data set encoding type to use for form submission formmethod image, submit http method to use for form submission formnovalidate image, submit bypass form control validation for form submission formtarget image, submit browsing context for form submission height image same as height attribute for <img>; vertical ...
... formenctype valid for the image and submit input types only.