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HTML Articles
Page 105 of 151
HTML DOM Input Number placeholder Property
The HTML DOM Input Number placeholder property returns and modifies the value of the placeholder attribute of a number input field. The placeholder provides a hint to the user about what kind of value is expected in the input field. Syntax Following is the syntax for returning the placeholder value − object.placeholder Following is the syntax for modifying the placeholder value − object.placeholder = "text" Parameters text − A string that specifies the placeholder text to display in the number input field. Return Value The ...
Read MoreHTML DOM Input Number step Property
The HTML DOM Input Number step property sets and retrieves the value of the step attribute for number input fields. The step attribute defines the legal number intervals for the input field, controlling how much the value increases or decreases when using the input's increment/decrement arrows. Syntax Following is the syntax for getting the step value − object.step Following is the syntax for setting the step value − object.step = "number" Parameters The step property accepts a string that represents a positive number. Common values include: "1" ...
Read MoreHTML DOM Input Number defaultValue Property
The HTML DOM input number defaultValue property returns and modifies the default value of an input field with type="number" in an HTML document. This property represents the initial value specified in the HTML value attribute, which remains unchanged even when the user modifies the input field. Syntax Following is the syntax for returning the default value − object.defaultValue Following is the syntax for modifying the default value − object.defaultValue = "number" Return Value The defaultValue property returns a string representing the default value of the number input field. If ...
Read MoreHTML DOM Input Number min Property
The HTML DOM Input Number min property gets and sets the value of the min attribute of a number input field. This property defines the minimum value that can be entered in a number input element, providing client-side validation for numeric inputs. Syntax Following is the syntax for returning the min value − object.min Following is the syntax for setting the min value − object.min = "number" Parameters number − A string or numeric value representing the minimum allowed value for the input field. ...
Read MoreHTML DOM Select Object
The HTML DOM select object represents the element in an HTML document. This object provides properties and methods to dynamically create, manipulate, and interact with dropdown lists using JavaScript. Syntax To create a new select element using JavaScript − document.createElement("SELECT"); To access an existing select element − document.getElementById("selectId"); document.getElementsByTagName("select")[0]; document.querySelector("select"); Properties Following are the key properties of the select object − Property Description autofocus Returns or sets whether the dropdown should automatically get focus when the page loads. ...
Read MoreHTML DOM Select disabled Property
The HTML DOM select disabled property is used to get or set whether a dropdown list is disabled or enabled. When a select element is disabled, users cannot interact with it, and it appears grayed out in most browsers. Syntax Following is the syntax for getting the disabled property − object.disabled Following is the syntax for setting the disabled property − object.disabled = true | false Return Value The disabled property returns a Boolean value − true − The select element is disabled false ...
Read MoreHTML DOM Select value Property
The HTML DOM select value property is used to get or set the value of the selected option in a dropdown list. This property returns the value of the currently selected option or allows you to programmatically select an option by setting its value. Syntax Following is the syntax for returning the selected value − selectObject.value Following is the syntax for setting the selected value − selectObject.value = "optionValue" Return Value The property returns a string representing the value of the currently selected option. If no value attribute is ...
Read MoreHTML DOM Select type Property
The HTML DOM Select type property is a read-only property that returns the type of form control for a select element. For HTML elements, this property always returns "select-one" for single-selection dropdowns or "select-multiple" for multi-selection lists. Syntax Following is the syntax for accessing the type property − selectObject.type Return Value The type property returns a string value − "select-one" − For single-selection dropdown lists (default behavior) "select-multiple" − For multi-selection lists (when multiple attribute is present) Example − Single Selection Dropdown Following example demonstrates the type ...
Read MoreHTML DOM Input Checkbox disabled Property
The HTML DOM Input Checkbox disabled property sets or returns whether a checkbox input element is enabled or disabled. When a checkbox is disabled, it cannot be clicked or modified by the user and appears grayed out in the browser. Syntax Following is the syntax for returning the disabled state − inputCheckboxObject.disabled Following is the syntax for setting the disabled state − inputCheckboxObject.disabled = booleanValue Return Value The disabled property returns a boolean value indicating whether the checkbox is disabled (true) or enabled (false). Parameters The booleanValue ...
Read MoreHTML DOM Input Color defaultValue Property
The HTML DOM Input Color defaultValue property sets or returns the default value of a color input field. This property represents the initial value specified in the HTML value attribute, which may differ from the current value if the user has changed the color selection. Syntax Following is the syntax for getting the default value − inputColorObject.defaultValue Following is the syntax for setting the default value − inputColorObject.defaultValue = "colorValue" Parameters The defaultValue property accepts a string parameter representing a valid hexadecimal color value − ...
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