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Using recursion to execute jQuery animation promises.
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| <html> | |
| <head> | |
| <script src="http://code.jquery.com/jquery-1.11.3.min.js"></script> | |
| <script src="scripts.js"></script> | |
| <link rel="stylesheet" type="text/css" href="styles.css"> | |
| </head> | |
| <body> | |
| <div class="promise-test"> | |
| <button>BOMBS AWAY</button> | |
| <ul> | |
| <li>3</li> | |
| <li>2</li> | |
| <li>1</li> | |
| </ul> | |
| </div> | |
| </body> | |
| </html> |
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| $(function() { | |
| var b = $('.promise-test button'); | |
| b.on('click', progressiveHide); | |
| var items = $($('.promise-test li').get().reverse()); | |
| var counter = 0; | |
| function progressiveHide() { | |
| var p = items.eq(counter) | |
| .animate({ | |
| bottom: 38 | |
| }, { | |
| duration: 500, | |
| complete: function() { | |
| $(this).hide(); | |
| } | |
| }) | |
| .promise(); | |
| p.then(function() { | |
| counter++; | |
| if (counter < items.length) { | |
| return progressiveHide(); | |
| } | |
| }); | |
| } | |
| }); |
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| .promise-test { | |
| position: relative; | |
| margin-top: 100px; | |
| } | |
| ul { | |
| padding: 0; | |
| margin: 0; | |
| overflow: hidden; | |
| } | |
| li { | |
| display: block; | |
| position: relative; | |
| padding: 10px; | |
| list-style: none; | |
| } | |
| li:nth-child(even) { | |
| background: pink; | |
| } | |
| li:nth-child(odd) { | |
| background: lightgray; | |
| } | |
| li:nth-child(1) { | |
| z-index: 3; | |
| } | |
| li:nth-child(2) { | |
| z-index: 2; | |
| } | |
| li:nth-child(3) { | |
| z-index: 1; | |
| } |
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