no-jquery 02 DOM - 爱码网

Creating Elements

// IE 5.5+
document.createElement('div');

Inserting Elements Before & After

// IE 4+
document.getElementById('1')
    .insertAdjacentHTML('afterend', '<div ></div>');
    
// IE 4+
document.getElementById('1')
    .insertAdjacentHTML('beforebegin', '<div ></div>');

Inserting Elements As Children

// IE 4+
document.getElementById('parent')
    .insertAdjacentHTML('afterbegin', '<div ></div>');

// IE 4+
document.getElementById('parent')
    .insertAdjacentHTML('beforeend', '<div ></div>')

Moving Elements

// IE 5.5+
document.getElementById('parent')
    .appendChild(document.getElementById('orphan'));

// IE 5.5+
document.getElementById('parent')
    .insertBefore(document.getElementById('orphan'), document.getElementById('c1'));

Removing Elements

// IE 5.5+
document.getElementById('foobar').parentNode
    .removeChild(document.getElementById('foobar'));

Adding & Removing CSS Classes

// All modern browsers, with the exception of IE9
document.getElementById('foo').classList.add('bold');

// All browsers
document.getElementById('foo').className += 'bold';


// All modern browsers, with the exception of IE9
document.getElementById('foo').classList.remove('bold');

// All browsers
document.getElementById('foo').className = 
    document.getElementById('foo').className.replace(/^bold$/, '');

Adding/Removing/Changing Attributes

// IE 5.5+
document.getElementById('foo').setAttribute('role', 'button');

// IE 5.5+
document.getElementById('foo').removeAttribute('role');

Adding & Changing Text Content

// IE 5.5+
document.getElementById('foo').innerHTML = 'Goodbye!';

// IE 5.5+ but NOT Firefox
document.getElementById('foo').innerText = 'GoodBye!';

// IE 9+
document.getElementById('foo').textContent = 'Goodbye!';

Adding/Updating Element Styles

// IE 5.5+
document.getElementById('note').style.fontWeight = 'bold';