The value property sets or returns the value of the value attribute of a checkbox/radiobutton. For checkboxes and radiobuttons, the contents of the value property do not appear in the user interface.

May 26, 2019 · The Value: The value attribute specifies the value of an element. The value attribute is used differently for different input types:

May 15, 2011 · The value of the attribute is irrelevant, which is why you cannot enable a button by writing <button disabled="false">Still Disabled</button>. Setting the button's disabled property disables or enables the button. The value of the property matters. The HTML attribute and the DOM property are not the same thing, even when they have the same name.

May 31, 2016 · The value attribute defines a value which is sent by a POST request (i.e. You have an HTML form submitted to a server). Now the server gets the name (if defined) and the value.

Mar 16, 2011 · If your attribute value is quoted (starts and ends with double quotes "), then any characters except for double quotes and ampersands are allowed, which must be quoted as &quot; and &amp; respectively (or the equivalent numeric entity references, &#34; and &#38;) You can also use single quotes around an attribute value.

Aug 1, 2017 · Quote it. Otherwise the space will just become an attribute separator and everything after spaces will be seen as element attributes. Rightclick page in webbrowser and view source. It should not look like this (also see syntax highlight colors): <input value=Big Ted> but rather this <input value="Big Ted">

Oct 25, 2018 · The initial value of the control. This attribute is optional except when the value of the type attribute is radio or checkbox. When reloading the page, Firefox and IE will ignore the value specified in the HTML source, if the value was changed before the reload. For more details, according to this W3Schools documentation:

Similarly, the value attribute on the input, button and option elements serve similar but slightly different purposes, and the progress and meter elements share a similarly purposed value attribute, but each of the param, li, and data (WHATWG HTML living standard only) elements has a value attribute with a purpose dedicated to that particular ...

Oct 13, 2011 · The alternative, if the HTML code you generate will be part of the current HTML document, is to create each HTML element individually, using the DOM methods of the document, such that you can set its attribute values directly through the DOM API, instead of inserting the full HTML content using the innerHTML property of a single element :

Feb 8, 2012 · As far as HTML is considered, the rules within an attribute value are the same as elsewhere plus one additional rule: The less-than character < should be escaped. Usually &lt; is used for this. Technically, depending on HTML version, escaping is not always required, but it has always been good practice. The ampersand & should be escaped.