Page 91 - HTML5

Chapter 22: Input Control Elements

Introduction

A key component of interactive web systems, input tags are HTML elements designed to take a
specific form of input from users. Different types of input elements can regulate the data entered to
fit a specified format and provide security to password entry.

Syntax

• <input type="" name="" value="">

Parameters

Parameter Details

class Indicates the Class of the input

id Indicates the ID of the input

Identifies the type of input control to display. Acceptable values are hidden,
text, tel, url, email, password, date, time, number, range, color, checkbox, radio,
type
file, submit, image, reset, and button. Defaults to text if not specified, if the
value is invalid, or if the browser does not support the type specified.

name Indicates the name of the input

Boolean value that indicates the input should be disabled. Disabled controls
disabled
cannot be edited, are not sent on form submission, and cannot receive focus.

When the value of the type attribute is radio or checkbox, the presence of this
checked Boolean attribute indicates that the control is selected by default; otherwise it
is ignored.

HTML5 Indicates multiple files or values can be passed (Applies only to file
multiple
and email type inputs )

HTML5 A hint to the user of what can be entered in the control . The
placeholder
placeholder text must not contain carriage returns or line-feeds

HTML5 Indicates whether the value of the control can be automatically
autocomplete
completed by the browser.

Boolean value that indicates the input is not editable. Readonly controls are
readonly still sent on form submission, but will not receive focus. HTML5: This attribute
is ignored when the value of type attribute is either set to hidden, range, color,

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