CSS魔法譯文：jQuery3有哪些新東西

var $inputs = $('input');for(var i = 0; i < $inputs.length; i++) { $inputs[i].id = 'input-' + i; }

var $inputs = $('input');var i = 0; for(var input of $inputs) { input.id = 'input-' + i++; }

$.get([settings]) $.post([settings])

$.get({ url: 'https://www.audero.it', method: 'POST' // This property is ignored // 這個屬性將被忽略});

unwrap([selector])

<div></div><br />

console.log($('body :visible').length);

<div id="container"></div>

var $elem = $('#container'); $elem.data({ 'my-property': 'hello'});console.log($elem.data);

{myProperty: "hello"}

var deferred = $.Deferred; deferred .then(function { throw new Error('An error'); }) .then( function { console.log('Success 1'); }, function { console.log('Failure 1'); } ) .then( function { console.log('Success 2'); }, function { console.log('Failure 2'); } ); deferred.resolve;

<div class="container"> <div>My name</div> <div>is</div> <div>Aurelio De Rosa</div></div>

$('.container div').width;

npm install jquery@3.0.0-beta1