{"componentChunkName":"component---src-templates-post-template-jsx","path":"/history/posts/2020-10-27--001","result":{"data":{"site":{"siteMetadata":{"title":"Blog by Eunyoung","subtitle":"작업 기록 블로그","copyright":"© All rights reserved.","author":{"name":"EunYoung","twitter":"#"},"disqusShortname":"","url":"https://ssongey.github.io"}},"markdownRemark":{"id":"e99aacf2-f58e-55d9-b2ef-9f8785f59406","html":"

keep-alive

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destroy component cash

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clearComponentCache: (param) => {\n    const component = param.matched[0].instances.default;\n\n    if (component && component.$vnode && component.$vnode.data.keepAlive) {\n      if (component.$vnode.parent && component.$vnode.parent.componentInstance && component.$vnode.parent.componentInstance.cache) {\n        if (component.$vnode.componentOptions) {\n          const key = component.$vnode.key ? \n            component.$vnode.key :\n            component.$vnode.componentOptions.Ctor.cid + (component.$vnode.componentOptions.tag ? `::${component.$vnode.componentOptions.tag}` : '');\n          const cache = component.$vnode.parent.componentInstance.cache;\n          const keys = component.$vnode.parent.componentInstance.keys;\n          if (cache[key]) {\n            if (keys.length) {\n              const index = keys.indexOf(key);\n              if (index > -1) {\n                keys.splice(index, 1);\n              }\n            }\n            delete cache[key];\n          }\n        }\n      }\n    }\n  }
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