53 lines
2.3 KiB
JavaScript
53 lines
2.3 KiB
JavaScript
$.extend({
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/**
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1. 设置cookie的值，把name变量的值设为value
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example $.cookie(’name’, ‘value’);
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2.新建一个cookie 包括有效期 路径 域名等
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example $.cookie(’name’, ‘value’, {expires: 7, path: ‘/’, domain: ‘jquery.com’, secure: true});
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3.新建cookie
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example $.cookie(’name’, ‘value’);
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4.删除一个cookie
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example $.cookie(’name’, null);
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5.取一个cookie(name)值给myvar
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var account= $.cookie('name');
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**/
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cookieHelper: function (name, value, options) {
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if (typeof value != 'undefined') { // name and value given, set cookie
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options = options || {};
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if (value === null) {
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value = '';
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options.expires = -1;
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}
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var expires = '';
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if (options.expires && (typeof options.expires == 'number' || options.expires.toUTCString)) {
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var date;
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if (typeof options.expires == 'number') {
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date = new Date();
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date.setTime(date.getTime() + (options.expires * 24 * 60 * 60 * 1000));
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} else {
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date = options.expires;
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}
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expires = '; expires=' + date.toUTCString(); // use expires attribute, max-age is not supported by IE
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}
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var path = options.path ? '; path=' + options.path : '';
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var domain = options.domain ? '; domain=' + options.domain : '';
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var secure = options.secure ? '; secure' : '';
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document.cookie = [name, '=', encodeURIComponent(value), expires, path, domain, secure].join('');
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} else { // only name given, get cookie
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var cookieValue = null;
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if (document.cookie && document.cookie != '') {
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var cookies = document.cookie.split(';');
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for (var i = 0; i < cookies.length; i++) {
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var cookie = jQuery.trim(cookies[i]);
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// Does this cookie string begin with the name we want?
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if (cookie.substring(0, name.length + 1) == (name + '=')) {
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cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
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break;
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}
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}
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}
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return cookieValue;
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}
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}
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}); |