is-html-object

Check if referenced object is a DOM element or Browser Object

Install

npm install --save is-html-object

API

isHtmlObject(el|selector)

Check if el or selector is a DOM element or Browser Object

It's equivalent

isHtmlObject.htmlElement(el|selector) || isHtmlObject.browserObject(el|selector)

Example:

// Pass a selector string
if (isHtmlObject('#root')) {
 // is valid DOM element
}
// Pass a DOM element
if (isHtmlObject(document.getElementById('root'))) {
 // is valid DOM element
}

browserObject(el|selector)

Check if el or selector is an Browser Object

Browser Object includes window, screen, document, navigator, history, location

Example:

if (isHtmlObject.browserObject(window)) {
	// is window object
}
// Check if `el` or `selector` is an certain object
if (isHtmlObject.screen(screen)) {
	// is screen object
}

htmlElement(el|selector)

Check if el or selector is a DOM element

Example:

console.log(isHtmlObject.htmlElement(window)) // false
console.log(isHtmlObject.htmlElement('body')) // true

Others

Check if el or selector is an certain object

if (isHtmlObject.screen(screen)) {
	// is screen object
}

if (isHtmlObject.body(document.body)) {
	// is body element
}

if (isHtmlObject.anchor(document.querySelector('a'))) {
	// is anchor element
}

if (isHtmlObject.div('#root')) {
	// is div element
}

Usage

var isHtmlObject = require('is-html-object');

// Pass a selector string
if (isHtmlObject('#root')) {
 // is valid DOM element
}

if (isHtmlObject.htmlElement('#root')) {
	// is valid DOM element
}

// Pass a DOM element
if (isHtmlObject(document.getElementById('root'))) {
 // is valid DOM element
}

console.log(isHtmlObject(window)) // true
console.log(isHtmlObject.browserObject(window)) //true
console.log(isHtmlObject.screen(screen)) // true
console.log(isHtmlObject.window(document)) // false
console.log(isHtmlObject.anchor(document.querySelector('a'))) // true
console.log(isHtmlObject.paragraph('p')) // true

if (isHtmlObject.div('#root')) {
	// is div element
}

License

MIT