Documentation

Student-friendly HTML, CSS, and JavaScript reference with examples

Sections


                                        querySelector()


                                        querySelectorAll()


                                        .textContent


                                        .value


                                        for...of (DOM)


                                        addEventListener()


                                        'click'


                                        'input'


                                        .style


                                        .classList.add()


                                        .classList.remove()


                                        .classList.toggle()


                                        createElement()


                                        .appendChild()


                                        .remove()


                                        .parentElement


                                        .getAttribute()


                                        data-*

Gets or sets the text inside an element.

const heading = document.querySelector('h1');

// Set text
heading.textContent = 'Hello World!';

// Get text
const text = heading.textContent;

Use this for headings, paragraphs, divs, buttons, and most elements.