html5本地存储
直接上例子,自己体会：
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<html>
<head>
<title>HTML5 contenteditable example</title>
<style type="text/css">
#scribble-pad {
?????? margin-left:auto;
?????? margin-right:auto;
?????? height: 475px;
?????? width: 475px;
?????? background-image:url(https://www.ibm.com/developerworks/mydeveloperworks/blogs/bobleah/resource/stickynote.jpg);
?????? background-repeat: no-repeat;
}
#scribble {
????? white-space: pre-wrap;?????? /* css-3 */
????? white-space: -moz-pre-wrap;? /* Mozilla, since 1999 */
????? white-space: -pre-wrap;????? /* Opera 4-6 */
????? white-space: -o-pre-wrap;??? /* Opera 7 */
????? word-wrap: break-word;?????? /* Internet Explorer 5.5+ */
????? max-width: 300px;
????? padding: 120px 100px 100px 75px;
????? color: #486891;
????? font-family:? Arial,sans-serif;
????? font-size: 140%;
????? font-style: italic;
????? font-weight:bold;
????? line-height: 1.5em;
}
.c-link {
????? color: #486891;
????? font-family:? Arial,sans-serif;
????? font-size: 95%;
????? font-weight:bold;
????? text-decoration: none;???????
}
</style>
<script type="text/javascript">
function storeUserScribble(id) {
? var scribble = document.getElementById('scribble').innerHTML;
? localStorage.setItem('userScribble',scribble);
}
function getUserScribble() {
? if ( localStorage.getItem('userScribble')) {
??? var scribble = localStorage.getItem('userScribble');
? }
? else {
??? var scribble = 'You can scribble directly on this sticky... and I will also remember your message the next time you visit my blog!';
? }
? document.getElementById('scribble').innerHTML = scribble;
}
function clearLocal() {
? clear: localStorage.clear();
? return false;
}
</script>
</head>
<body>
<a href='' onclick='javascript:clearLocal();'>Clear local storage</a>
<div id="scribble-pad"><pre id="scribble" contenteditable="true" onkeyup="storeUserScribble(this.id);"></pre></div>
<script>
? getUserScribble();
</script>
</body>
</html>
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