{"id":188167,"date":"2020-11-02T23:55:11","date_gmt":"2020-11-02T15:55:11","guid":{"rendered":"http:\/\/4563.org\/?p=188167"},"modified":"2020-11-02T23:55:11","modified_gmt":"2020-11-02T15:55:11","slug":"%e8%af%b7%e9%97%ae-worker-once-%e4%b8%8e-worker-on-%e7%9a%84%e5%8c%ba%e5%88%ab%ef%bc%9f%e6%98%af%e5%ae%98%e6%96%b9%e6%96%87%e6%a1%a3%e5%86%99%e9%94%99%e4%ba%86%e5%90%97%ef%bc%9f","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=188167","title":{"rendered":"\u8bf7\u95ee worker.once \u4e0e worker.on \u7684\u533a\u522b\uff1f\u662f\u5b98\u65b9\u6587\u6863\u5199\u9519\u4e86\u5417\uff1f"},"content":{"rendered":"
\n
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\u8bf7\u95ee worker.once \u4e0e worker.on \u7684\u533a\u522b\uff1f\u662f\u5b98\u65b9\u6587\u6863\u5199\u9519\u4e86\u5417\uff1f <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : hgjian <\/span> <\/i> 5<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
\u6587\u6863\u5730\u5740\uff1a
https:\/\/nodejs.org\/dist\/latest-v14.x\/docs\/api\/worker_threads.html#worker_threads_worker_parentport<\/p>\n

\u8bf4\u660e\u6587\u5b57\u4f7f\u7528\u7684\u662f parentPort.on(‘message’)
\u4ee3\u7801\u793a\u8303\u4f7f\u7528\u7684\u662f parentPort.once(‘message’<\/p>\n

\u81ea\u5df1\u6d4b\u8bd5\u4e86\u4e00\u4e0b\uff0c\u597d\u50cf\u4e5f\u6ca1\u6709\u770b\u51fa\u6709\u4ec0\u4e48\u533a\u522b\uff0c<\/p>\n

\u6240\u4ee5\u6765\u8fd9\u91cc\u8bf7\u6559\u4e00\u4e0b\u3002 <\/p><\/div>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (7<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : ElmerZhang <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5b57\u9762\u610f\u601d\u5c31\u80fd\u770b\u51fa\u533a\u522b\u6765\u5440
    on \u662f\u6bcf\u6b21\u53d1\u751f\u8fd9\u4e2a\u4e8b\u4ef6\u90fd\u89e6\u53d1
    once \u4ec5\u89e6\u53d1\u4e00\u6b21\uff0c\u4e5f\u5c31\u662f\u8bf4\u53ea\u6709\u7b2c\u4e00\u6b21\u8fd9\u4e2a\u4e8b\u4ef6\u4f1a\u89e6\u53d1 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : hgjian <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @ElmerZhang \u6211\u8bd5\u4e86\u4e00\u4e0b\uff0conce \u548c on \u7684\u6548\u679c\u597d\u50cf\u662f\u4e00\u6837\u7684 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : hgjian <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @ElmerZhang \u5b98\u65b9\u6587\u6863\u597d\u50cf\u6ca1\u6709\u5355\u72ec\u4ecb\u7ecd once <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : ElmerZhang <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @hgjian \u770b\u8fd9\u4e2a\u6587\u6863
    https:\/\/nodejs.org\/api\/events.html#events_emitter_on_eventname_listener <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : hgjian <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @ElmerZhang \u8c22\u8c22 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : yyfearth <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    once \u5c31\u662f on once
    \u6240\u4ee5\u7b2c\u4e00\u6b21\u89e6\u53d1\u5f53\u7136\u90fd\u4e00\u6837
    \u4f46\u662f\u4e4b\u540e once \u5c31\u5378\u8f7d\u4e86 \u7b2c\u4e8c\u6b21\u89e6\u53d1\u7684\u65f6\u5019\u53ea\u6709 on \u7ee7\u7eed\u6709\u7528\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : hgjian <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @yyfearth \u8c22\u8c22\u8bf4\u660e <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    \u8bf7\u95ee worker.once \u4e0e …<\/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\/188167"}],"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=188167"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/188167\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=188167"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=188167"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=188167"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}