{"id":169786,"date":"2020-10-17T22:38:00","date_gmt":"2020-10-17T14:38:00","guid":{"rendered":"http:\/\/4563.org\/?p=169786"},"modified":"2020-10-17T22:38:00","modified_gmt":"2020-10-17T14:38:00","slug":"%e5%85%b3%e4%ba%8e-js-%e4%b8%ad%e5%86%85%e5%ad%98%e5%88%86%e9%85%8d%e7%9a%84%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=169786","title":{"rendered":"\u5173\u4e8e JS \u4e2d\u5185\u5b58\u5206\u914d\u7684\u95ee\u9898"},"content":{"rendered":"
\n
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\u5173\u4e8e JS \u4e2d\u5185\u5b58\u5206\u914d\u7684\u95ee\u9898 <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : lamada <\/span> <\/i> 2<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
<\/p>\n

\u5c0f\u767d\u6c42\u95ee\uff0cJS \u4e2d\u4f3c\u4e4e\u4e0d\u5b58\u5728\u5e95\u5c42\u64cd\u4f5c\u7684\u63a5\u53e3\uff0c\u6240\u4ee5\u5982\u679c\u6211\u60f3\u5b9e\u73b0\u4e00\u5b9a\u6570\u91cf\u7684\u5bf9\u8c61\u5728\u5185\u5b58\u4e2d\u5206\u914d\u8fde\u7eed\u662f\u4e0d\u53ef\u80fd\u7684\u5bf9\u5427\uff1f<\/p>\n<\/p><\/div>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (18<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : winterbells <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u6570\u7ec4\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : KuroNekoFan <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    arraybuffer,dataview \u4ec0\u4e48\u7684\uff1f\u8fd9\u4e9b api \u662f\u6bd4\u8f83\u5e95\u5c42\u7684\uff0c\u53ef\u4ee5\u770b\u770b\u6587\u6863 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : lamada <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @winterbells \u6211\u7684\u7406\u89e3\uff0c\u6570\u7ec4\u5b58\u653e\u7684\u53ea\u662f\u5bf9\u8c61\u7684\u5f15\u7528\u5427\uff0c\u5e76\u4e0d\u4ee3\u8868\u5bf9\u8c61\u771f\u5b9e\u5b58\u5728\u7684\u4f4d\u7f6e\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : Curtion <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    https:\/\/developer.mozilla.org\/zh-CN\/docs\/Web\/JavaScript\/Reference\/Global_Objects\/ArrayBuffer<\/p>\n

    ArrayBuffer \u521b\u5efa\u51fa\u6765\u7684\u7f13\u51b2\u533a\u662f\u8fde\u7eed\u5206\u914d\u7684\u5185\u5b58\u3002 <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : lamada <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @Curtion \u6211\u60f3\u5b58\u653e\u7684\u662f\u5bf9\u8c61\uff0c\u8b6c\u5982\u67d0\u4e2a\u7c7b\u521b\u5efa\u7684\u4e00\u4e9b\u5b9e\u4f8b\u3002\u4f3c\u4e4e\u8f6c buffer \u4e0d\u5927\u884c\uff0c\u800c\u4e14\u6211\u9700\u8981\u4e0d\u65ad\u7684\u8bfb\u53d6\u5b9e\u4f8b\u4e2d\u7684\u5c5e\u6027\u6216\u8005\u65b9\u6cd5\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : otakustay <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4f60\u8981\u653e\u5230\u8fde\u7eed\u5185\u5b58\u91cc\u5c31\u80af\u5b9a\u8981\u81ea\u5df1\u624b\u52a8\u505a\u5e8f\u5217\u5316\u554a\uff0c\u6bd4\u5982\u77e5\u9053\u6bcf\u4e2a\u5c5e\u6027\u7684\u5185\u5b58\u70b9\u7528\uff0c\u8bb0\u5f55\u4e00\u5f20 offset \u8868\uff0c\u4ece ArrayBuffer \u91cc\u7528 offset \u53bb\u8bfb\u5c5e\u6027\u518d\u5f62\u6210\u5bf9\u8c61
    \u800c\u4e14\u6211\u4eec\u4f9d\u7136\u4e0d\u77e5\u9053\u4f60\u7684\u539f\u59cb\u9700\u6c42\u662f\u4ec0\u4e48\uff0c\u5185\u5b58\u8fde\u7eed\u5206\u914d\u53ea\u662f\u4e00\u79cd\u624b\u6bb5\u5427 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : chogath <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5927\u4f6c\u5927\u4f6c <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : lamada <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @otakustay \u55ef\uff0c\u53ea\u662f\u60f3\u63a2\u7d22\u4e00\u4e0b\u5de5\u4f5c\u4e2d\u7cfb\u7edf\u67b6\u6784\u4e2d\u5404\u7c7b\u6570\u7ec4\u904d\u5386\u7684\u6548\u7387\u3002\u5b9e\u9645\u8fdc\u6ca1\u6709\u8fbe\u5230\u74f6\u9888\uff0c\u53ea\u662f\u601d\u8003\u5230\u8fd9\u4e2a\u95ee\u9898 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : otakustay <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @lamada \u90a3\u5e94\u8be5\u81ea\u5df1\u9020\u5185\u5b58\u6548\u7387\u4e5f\u9ad8\u4e0d\u8fc7\u6807\u51c6\u6570\u7ec4\uff0c\u56e0\u4e3a\u8981\u5904\u7406\u5e8f\u5217\u5316\u8fdb\u53bb\u548c\u53cd\u5e8f\u5217\u5316\u51fa\u6765\u7684\u903b\u8f91\uff0c\u9664\u975e\u6240\u6709\u7684\u903b\u8f91\u4e0d\u6301\u6709\u5bf9\u8c61\uff0c\u800c\u662f\u76f4\u63a5\u901a\u8fc7 offset \u53bb\u8bfb ArrayBuffer <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : lamada <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @otakustay \u611f\u8c22\uff0c\u7684\u786e\u5e8f\u5217\u5316\u662f\u4e00\u4e2a\u95ee\u9898\uff0c\u770b\u6765\u8fd9\u79cd\u65b9\u5f0f\u4e0d\u5927\u53ef\u884c\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : codermagefox <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u6700\u8fd1\u521a\u597d\u5199\u4e86\u4e00\u7bc7\u5173\u4e8e Js Array \u7684.
    http:\/\/blog.codermagefox.com\/post\/zhkaug\/<\/p>\n

    \u611f\u89c9\u6211\u8fd9\u4e00\u7bc7\u5e94\u8be5\u80fd\u89e3\u51b3\u4f60\u7684\u56f0\u60d1.<\/p>\n

    \u6b22\u8fce\u63a2\u8ba8. <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : shyling <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @codermagefox hashmap \u548c\u5b58\u5bf9\u8c61\u6ca1\u5173\u7cfb\u5427\u3002\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : codermagefox <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @shyling #12 \u55ef,\u522b\u7684\u6570\u636e\u7ed3\u6784\u4e5f\u80fd\u5b58,\u53ea\u662f\u8bf4\u660e\u662f HashMap \u800c\u5df2. <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : cmdOptionKana <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5982\u679c\u9700\u8981\u4f18\u5316\u5230\u8fd9\u4e2a\u7a0b\u5ea6\uff0c\u53ef\u4ee5\u770b\u770b WebAssembly <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : codermagefox <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @lamada #10 \u53ef\u4ee5\u8003\u8651 https:\/\/developer.mozilla.org\/zh-CN\/docs\/Web\/JavaScript\/Reference\/Global_Objects\/ArrayBuffer <\/p>\n

    \u5e94\u8be5\u80fd\u89e3\u51b3\u4f60\u7684\u5927\u90e8\u5206\u95ee\u9898 <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : libook <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4f60\u60f3\u7cbe\u51c6\u63a7\u5236\u5185\u5b58\uff0c\u5c31\u5f97\u76f4\u63a5\u63a7\u5236\u5185\u5b58\u82af\u7247\uff0c\u6700\u63a5\u8fd1\u8fd9\u4e2a\u76ee\u6807\u7684\u53ef\u80fd\u662f\u5355\u7247\u673a\u3002<\/p>\n

    JS \u7684\u5185\u5b58\u7ba1\u7406\u88ab\u62bd\u8c61\u51fa\u4e86\u51e0\u5c42\uff0c\u6bd4\u5982 JS \u5f15\u64ce\u6709\u81ea\u5df1\u7684\u201c\u5185\u5b58\u201d\u7ba1\u7406\u673a\u5236\uff0c\u8fd0\u884c\u5f15\u64ce\u7684\u64cd\u4f5c\u7cfb\u7edf\u4e5f\u6709\u81ea\u5df1\u7684\u201c\u5185\u5b58\u201d\u7ba1\u7406\u673a\u5236\uff0c\u64cd\u4f5c\u7cfb\u7edf\u8fd0\u884c\u7684\u786c\u4ef6\u7cfb\u7edf\u4e5f\u6709\u81ea\u5df1\u7684\u5185\u5b58\u7ba1\u7406\u673a\u5236\u3002\u4f60\u5728 JS \u5c42\u53bb\u770b\u5185\u5b58\u60c5\u51b5\u53ea\u80fd\u770b\u5230 JS \u5f15\u64ce\u62bd\u8c61\u51fa\u6765\u7684\u5185\u5b58\u60c5\u51b5\uff0c\u5728 JS \u5f15\u64ce\u5c42\u770b\u4e5f\u53ea\u80fd\u770b\u5230\u64cd\u4f5c\u7cfb\u7edf\u7ed9 JS \u5f15\u64ce\u62bd\u8c61\u51fa\u6765\u7684\u5185\u5b58\u7a7a\u95f4\u60c5\u51b5\u3002<\/p>\n

    CPU \u901a\u5e38\u4e0d\u4f1a\u76f4\u63a5\u7528\u5185\u5b58\u6570\u636e\u8fdb\u884c\u8ba1\u7b97\uff0c\u800c\u662f\u4f1a\u7ecf\u8fc7\u6709\u591a\u7ea7\u7f13\u5b58\uff0c\u6700\u7ec8\u5230\u8fbe CPU \u7684\u5bc4\u5b58\u5668\u518d\u771f\u6b63\u6267\u884c\u8ba1\u7b97\uff0c\u800c\u591a\u7ea7\u7f13\u5b58\u3001\u5bc4\u5b58\u5668\u7684\u60c5\u51b5\u548c\u4f7f\u7528\u65b9\u5f0f\u4e5f\u90fd\u5f71\u54cd\u8ba1\u7b97\u6548\u7387\u3002<\/p>\n

    JS \u662f\u4e00\u79cd\u62bd\u8c61\u7a0b\u5ea6\u5f88\u9ad8\u7684\u8bed\u8a00\uff0c\u4e0d\u540c JS \u5f15\u64ce\u7684\u5e95\u5c42\u5b9e\u73b0\u6709\u5dee\u522b\uff0c\u53ef\u80fd\u4f1a\u4e3a\u4e86\u4f18\u5316\u6267\u884c\u6548\u7387\u3001\u5185\u5b58\u5360\u7528\u91cf\u73a9\u5404\u79cd\u5185\u5b58\u4f18\u5316\uff0c\u800c\u4e14\u73b0\u4ee3 JS \u5f15\u64ce\u7684\u6267\u884c\u6548\u7387\u6781\u9ad8\uff0c\u5b8c\u5168\u80fd\u6ee1\u8db3\u7edd\u5927\u591a\u6570\u4e1a\u52a1\u573a\u666f\uff0c\u800c\u4e14\u5982\u4eca\u505a\u6781\u81f4\u6027\u80fd\u4f18\u5316\u7684\u6210\u672c\u53ef\u80fd\u4f1a\u9ad8\u4e8e\u6027\u80fd\u6d6a\u8d39\u7684\u6210\u672c\uff0c\u6240\u4ee5\u6709\u65f6\u5019\u52a0\u786c\u4ef6\u662f\u66f4\u7ecf\u6d4e\u7684\u65b9\u6848\u3002<\/p>\n

    \u5728\u64cd\u4f5c\u7cfb\u7edf\u7ea7\u522b\u6709\u5bf9\u8ba1\u7b97\u548c\u5b58\u50a8\u6027\u80fd\u8f83\u9ad8\u7684\u8981\u6c42\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u7528 WebAssembly \u65b9\u6848\uff0c\u4f7f\u7528 CC++Rust \u7b49\u7cfb\u7edf\u5f00\u53d1\u8bed\u8a00\u5199\u9ad8\u6027\u80fd\u7a0b\u5e8f\uff0c\u7136\u540e\u901a\u8fc7 WebAssembly \u6280\u672f\u4e0e JS \u7a0b\u5e8f\u4ea4\u4e92\u3002\u5982\u679c\u4f7f\u7528 Node.js \u8fd8\u53ef\u4ee5\u8003\u8651 N-API \u65b9\u6848\u3002 <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : momocraft <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5728\u6478\u4e0d\u5230\u5185\u5b58\u7684\u73af\u5883\u4e2d \u4ec0\u4e48\u662f\u201d\u5728\u5185\u5b58\u4e2d\u8fde\u7eed\u201c\uff1f<\/p>\n

    \u4e0d\u5982\u76f4\u63a5\u8bf4 X \u95ee\u9898 <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : yaphets666 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4e0d\u53ef\u4ee5.\u4f60\u770b v8 \u6e90\u7801\u53ef\u4ee5\u77e5\u9053.\u6570\u7ec4\u5728\u5185\u5b58\u4e2d\u8fde\u7eed\u4e0e\u5426\u662f\u6709 js \u5f15\u64ce\u51b3\u5b9a\u7684. \u8bed\u8a00\u4e2d\u7684\u6570\u7ec4\u867d\u7136\u53ea\u6709 Array \u4f46\u662f\u5728 native code \u4e2d\u662f\u6709 \u5feb\u6162\u6570\u7ec4\u5b9e\u73b0\u7684 \u5feb\u6570\u7ec4\u5728\u5185\u5b58\u4e2d\u8fde\u7eed \u6162\u6570\u7ec4\u7528\u4e8e\u5b58\u50a8\u6570\u636e\u7c7b\u578b\u4e0d\u540c\u7684\u6570\u636e \u662f HashTable <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    \u5173\u4e8e JS \u4e2d\u5185\u5b58\u5206\u914d\u7684\u95ee\u9898 \u8cc7\u6df1…<\/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\/169786"}],"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=169786"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/169786\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=169786"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=169786"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=169786"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}