{"id":159778,"date":"2020-09-21T11:23:05","date_gmt":"2020-09-21T03:23:05","guid":{"rendered":"http:\/\/4563.org\/?p=159778"},"modified":"2020-09-21T11:23:05","modified_gmt":"2020-09-21T03:23:05","slug":"js-%e5%85%a8%e5%b1%80%e5%8f%98%e9%87%8ff5-%e5%88%b7%e6%96%b0%e9%a1%b5%e9%9d%a2%e4%be%9d%e6%97%a7%e4%bf%9d%e6%8c%81%e4%b8%8a%e6%ac%a1%e5%80%bc%e7%9a%84","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=159778","title":{"rendered":"js \u5168\u5c40\u53d8\u91cf,F5 \u5237\u65b0\u9875\u9762\u4f9d\u65e7\u4fdd\u6301\u4e0a\u6b21\u503c\u7684?"},"content":{"rendered":"<div>\n<div>\n<div>\n<h1>                  js \u5168\u5c40\u53d8\u91cf,F5 \u5237\u65b0\u9875\u9762\u4f9d\u65e7\u4fdd\u6301\u4e0a\u6b21\u503c\u7684?               <\/h1>\n<p> <\/p>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : cs5117155 <\/span>  <span><i><\/i> 4<\/span> <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div isfirst=\"1\"> <\/p>\n<pre><code>&lt;html&gt; &lt;head&gt;     &lt;meta http-equiv=\"Content-Type\" content=\"text\/html; charset=utf-8\"&gt;          &lt;script type=\"text\/javascript\"&gt;        var name;         if(!name){            name =  Math.random();            console.log(name);            if(!name || name=='null'){                name = '\u6e38\u5ba2';            }        }        console.log(name);     &lt;\/script&gt; &lt;\/head&gt; &lt;\/html&gt;  <\/code><\/pre>\n<p>\u4e3a\u4f55 js \u5168\u5c40\u53d8\u91cf,\u591a\u6b21 F5 \u5237\u65b0\u9875\u9762\u540e,<code>name<\/code>\u4f9d\u65e7\u4fdd\u6301\u4e0a\u6b21\u7684\u968f\u673a\u503c. \u80fd\u5426\u5728 https:\/\/developer.mozilla.org\/ \u8fd9\u91cc\u627e\u5230\u5bf9\u5e94\u89e3\u91ca<\/p>\n<\/p><\/div>\n<div> <b>\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (<span>8<\/span>)        <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<ul>\n<li data-pid=\"3440099\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : zhs227 <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             \u662f\u56e0\u4e3a Math.random \u7684\u8fd4\u56de\u4e0d\u53d8\u7684\u539f\u56e0?                                                            <\/div>\n<\/p><\/div>\n<\/li>\n<li data-pid=\"3440100\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : crystom <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             \u539f\u56e0\u662f window.name \u662f\u4e00\u5f00\u59cb\u5c31\u6709\u7684\u3002https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/API\/Window\/name \u4f60\u628a\u53d8\u91cf\u6362\u4e2a\u540d\u5b57\u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n<li data-pid=\"3440101\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : KuroNekoFan <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             window.name \u5e94\u8be5\u662f\u4e00\u4e2a `tab` \u7684 metadata                                                            <\/div>\n<\/p><\/div>\n<\/li>\n<li data-pid=\"3440102\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : zhs227 <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             \u56de\u590d\u592a\u968f\u610f\u4e86\uff0cMath.random \u6ca1\u95ee\u9898\uff0c\u6d4f\u89c8\u5668\u6709\u95ee\u9898\u3002\u5728 Mac \u4e0a\uff0c\u7528 Chrome \u6bcf\u6b21\u90fd\u4e00\u6837\uff0c\u7528 Safari \u4f1a\u4e0d\u4e00\u6837\u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n<li data-pid=\"3440103\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : yyfearth <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             @cs5117155 @zhs227 window.name \u7684\u503c\u5728\u4e0d\u5173\u95ed\u7a97\u53e3\u7684\u60c5\u51b5\u4e0b \u4e00\u822c\u90fd\u4f1a\u4fdd\u7559<br \/>\u6709\u4e9b\u9690\u79c1\u6a21\u5f0f\u6d4f\u89c8\u5668\u53ef\u80fd\u4f1a\u5bf9\u8fd9\u4e2a\u503c\u6e05\u7a7a                                                            <\/div>\n<\/p><\/div>\n<\/li>\n<li data-pid=\"3440104\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u4e3b<\/span> <span>\u8cc7\u6df1\u5927\u4f6c : cs5117155 <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             @crystom \u786e\u5b9e\u6362\u4e2a\u540d\u5b57\u5c31\u53ef\u4ee5\u4e86                                                            <\/div>\n<\/p><\/div>\n<\/li>\n<li data-pid=\"3440105\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : en20 <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             \u6211\u9047\u5230\u8fc7\uff0c\u4e0d\u8981\u7528 name                                                            <\/div>\n<\/p><\/div>\n<\/li>\n<li data-pid=\"3440106\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : soulmt <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             @zhs227 \u8bd5\u4e86\u4ee5\u4e0b safari \u5237\u65b0\u4e5f\u662f\u4e00\u6837\u7684                                                            <\/div>\n<\/p><\/div>\n<\/li>\n<li>\n","protected":false},"excerpt":{"rendered":"<p>js \u5168\u5c40\u53d8\u91cf,F5 \u5237\u65b0\u9875\u9762\u4f9d\u65e7&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/159778"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=159778"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/159778\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=159778"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=159778"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=159778"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}