qiang
qiang
/cc @HeftyKoo
It looks like the docs is inaccurate and should only be valid for input component.
Problems persist when both horizontal and vertical scrollbars are present, [Bug](https://element-plus.run/#{"App.vue":"<script setup>\nimport { ref } from 'vue'\nimport { version as EpVersion } from 'element-plus'\nimport { ElementPlus } from '@element-plus/icons-vue'\n\nconst tableColumn = [\n  {\n    prop: 'batchId',\n    label: '序号',\n    width: 60,\n  },\n  {\n    prop: 'type',\n    label: '容器类型',\n    width: 80,\n  },\n  {\n    prop: 'weight',\n    label: '自重',\n  },\n  {\n    prop: 'loadLimit',\n    label: '载重限制',\n  },\n  {\n    prop: 'volume',\n    label: '容积',\n  },\n  {\n    prop: 'applicableModel',\n    label: '适用机型',\n    width: 250,\n  },\n  {\n    prop: 'ULDtype',\n    label: 'ULD类别',\n  },\n  {\n    prop: 'length',\n    label: '长',\n  },\n  {\n    prop: 'width',\n    label: '宽',\n  },\n  {\n    prop: 'height',\n    label: '高',\n  },\n  {\n    prop: 'plateType',\n    label: '板型',\n  },\n  {\n    prop: 'remark',\n    label: '备注',\n    width: 200,\n  },\n  {\n    prop: 'unit',\n    label: '单位值',\n  },\n  {\n    prop: 'operater',\n    label: '操作人',\n    width: 100,\n  },\n  {\n    prop: 'operateDate',\n    label: '操作日期',\n    width: 180,\n  },\n]\n\nconst isCollapse = ref(false)\n\nconst handleClick = () => {\n  isCollapse.value = !isCollapse.value\n}\nconst resultData = [\n  {\n    batchId: 1,\n    type: 'AAA',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n]\n</script>\n\n<template>\n  <div>\n    <el-button @click=\"handleClick\">按钮</el-button>\n    <div class=\"content\">\n      <el-table\n        :data=\"resultData\"\n        height=\"50vh\"\n        border\n        style=\"width: 100%\"\n        header-cell-class-name=\"center\"\n        cell-class-name=\"center\"\n        scrollbar-always-on\n      >\n        <el-table-column type=\"selection\" width=\"40\" fixed />\n        <el-table-column\n          v-for=\"item in tableColumn\"\n          :key=\"item.prop\"\n          :prop=\"item.prop\"\n          :label=\"item.label\"\n          :width=\"item.width ? item.width : ''\"\n        />\n        <el-table-column\n          :label=\"\n            isCollapse\n              ? '操作'\n              : '<el-table-column </el-tabtable-column </eltable-column </elle-column>'\n          \"\n          width=\"180\"\n        >\n          <template #default=\"scope\">\n            <el-button type=\"primary\" size=\"small\" plain>修 改</el-button>\n            <el-button type=\"danger\" size=\"small\" plain>删 除</el-button>\n          </template>\n        </el-table-column>\n      </el-table>\n    </div>\n  </div>\n</template>\n","PlaygroundMain.vue":"<script setup>\nimport App from './App.vue'\nimport { setupElementPlus } from './element-plus.js'\nsetupElementPlus()\n</script>\n\n<template>\n  <App />\n</template>\n","import_map.json":"{\n  \"imports\": {\n    \"element-plus\": \"https://preview-9149-element-plus.surge.sh/bundle/index.full.min.mjs\",\n    \"element-plus/\": \"unsupported\"\n  }\n}","import-map.json":"{\n  \"imports\": {\n    \"vue\": \"https://unpkg.com/@vue/runtime-dom@latest/dist/runtime-dom.esm-browser.js\",\n    \"@vue/shared\": \"https://unpkg.com/@vue/shared@latest/dist/shared.esm-bundler.js\",\n    \"element-plus\": \"https://preview-9149-element-plus.surge.sh/bundle/index.full.min.mjs\",\n    \"element-plus/\": \"unsupported\",\n    \"@element-plus/icons-vue\": \"https://unpkg.com/@element-plus/icons-vue@2/dist/index.min.js\"\n  },\n  \"scopes\": {}\n}","element-plus.js":"import { getCurrentInstance } from 'vue'\nimport ElementPlus from 'element-plus'\n\nlet installed = false\nawait loadStyle()\n\nexport function setupElementPlus() {\n  if (installed) return\n  const instance = getCurrentInstance()\n  instance.appContext.app.use(ElementPlus)\n  installed = true\n}\n\nexport function loadStyle() {\n  return new Promise((resolve, reject) => {\n    const link = document.createElement('link')\n    link.rel = 'stylesheet'\n    link.href = 'https://preview-9149-element-plus.surge.sh/bundle/index.css'\n    link.addEventListener('load', resolve)\n    link.addEventListener('error', reject)\n    document.body.append(link)\n  })\n}","_o":{"showHidden":true,"styleSource":"https://preview-9149-element-plus.surge.sh/bundle/index.css"}})
[wrong height now](https://element-plus.run/#{"App.vue":"<script setup>\nimport { ref } from 'vue'\nimport { version as EpVersion } from 'element-plus'\nimport { ElementPlus } from '@element-plus/icons-vue'\n\nconst tableColumn = [\n  {\n    prop: 'batchId',\n    label: '序号',\n    width: 60,\n  },\n  {\n    prop: 'type',\n    label: '容器类型',\n    width: 80,\n  },\n  {\n    prop: 'weight',\n    label: '自重',\n  },\n  {\n    prop: 'loadLimit',\n    label: '载重限制',\n  },\n  {\n    prop: 'volume',\n    label: '容积',\n  },\n  {\n    prop: 'applicableModel',\n    label: '适用机型',\n    width: 250,\n  },\n  {\n    prop: 'ULDtype',\n    label: 'ULD类别',\n  },\n  {\n    prop: 'length',\n    label: '长',\n  },\n  {\n    prop: 'width',\n    label: '宽',\n  },\n  {\n    prop: 'height',\n    label: '高',\n  },\n  {\n    prop: 'plateType',\n    label: '板型',\n  },\n  {\n    prop: 'remark',\n    label: '备注',\n    width: 200,\n  },\n  {\n    prop: 'unit',\n    label: '单位值',\n  },\n  {\n    prop: 'operater',\n    label: '操作人',\n    width: 100,\n  },\n  {\n    prop: 'operateDate',\n    label: '操作日期',\n    width: 180,\n  },\n]\n\nconst isCollapse = ref(false)\n\nconst handleClick = () => {\n  isCollapse.value = !isCollapse.value\n}\nconst resultData = [\n  {\n    batchId: 1,\n    type: 'AAA',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n  {\n    batchId: 2,\n    type: 'AAC',\n    weight: '1.00',\n    loadLimit: '9999.00',\n    volume: '9999.00',\n    applicableModel: '777/32Q/77F/320/32L/73M/32G/32Z/333/738/32M/73N',\n    ULDtype: '箱',\n    length: 9999,\n    width: 9999,\n    height: 9999,\n    plateType: '999',\n    remark: '',\n    unit: '1',\n  },\n]\n</script>\n\n<template>\n  <div>\n    <el-button @click=\"handleClick\">按钮</el-button>\n    <div class=\"content\">\n      <el-table\n        :data=\"resultData\"\n        height=\"500\"\n        border\n        style=\"width: 100%\"\n        header-cell-class-name=\"center\"\n        cell-class-name=\"center\"\n        scrollbar-always-on\n      >\n        <el-table-column type=\"selection\" width=\"40\" fixed />\n        <el-table-column\n          v-for=\"item in tableColumn\"\n          :key=\"item.prop\"\n          :prop=\"item.prop\"\n          :label=\"item.label\"\n          :width=\"item.width ? item.width : ''\"\n        />\n        <el-table-column\n          :label=\"\n            isCollapse\n              ? '操作'\n              : '<el-table-column </el-tabtable-column </eltable-column </elle-column>'\n          \"\n          width=\"180\"\n        >\n          <template #default=\"scope\">\n            <el-button type=\"primary\" size=\"small\" plain>修 改</el-button>\n            <el-button type=\"danger\" size=\"small\" plain>删 除</el-button>\n          </template>\n        </el-table-column>\n      </el-table>\n    </div>\n  </div>\n</template>\n","PlaygroundMain.vue":"<script setup>\nimport App from './App.vue'\nimport { setupElementPlus } from './element-plus.js'\nsetupElementPlus()\n</script>\n\n<template>\n  <App />\n</template>\n","import_map.json":"{\n  \"imports\": {\n    \"element-plus\": \"https://preview-9149-element-plus.surge.sh/bundle/index.full.min.mjs\",\n    \"element-plus/\": \"unsupported\"\n  }\n}","import-map.json":"{\n  \"imports\": {\n    \"vue\": \"https://fastly.jsdelivr.net/npm/@vue/runtime-dom@latest/dist/runtime-dom.esm-browser.js\",\n    \"@vue/shared\": \"https://fastly.jsdelivr.net/npm/@vue/shared@latest/dist/shared.esm-bundler.js\",\n    \"element-plus\": \"https://preview-9149-element-plus.surge.sh/bundle/index.full.min.mjs\",\n    \"element-plus/\": \"unsupported\",\n    \"@element-plus/icons-vue\": \"https://fastly.jsdelivr.net/npm/@element-plus/icons-vue@2/dist/index.min.js\"\n  },\n  \"scopes\": {}\n}","element-plus.js":"import { getCurrentInstance } from 'vue'\nimport ElementPlus from 'element-plus'\n\nlet installed = false\nawait loadStyle()\n\nexport function setupElementPlus() {\n  if (installed) return\n  const instance = getCurrentInstance()\n  instance.appContext.app.use(ElementPlus)\n  installed = true\n}\n\nexport function loadStyle() {\n  return new Promise((resolve, reject) => {\n    const link = document.createElement('link')\n    link.rel = 'stylesheet'\n    link.href = 'https://preview-9149-element-plus.surge.sh/bundle/index.css'\n    link.addEventListener('load', resolve)\n    link.addEventListener('error', reject)\n    document.body.append(link)\n  })\n}","_o":{"showHidden":true,"styleSource":"https://preview-9149-element-plus.surge.sh/bundle/index.css"}})
The problem seems to still exist
Check at the previous demo, the height of the scrollbar is still wrong.
Error in scrollbar height when change the height to max-height
It will cause scrollbar height error when max-height type is number, I think you may also need to modify [309 lines](https://github.com/element-plus/element-plus/pull/9149/files#diff-106de8b48f251be14d95d5d574f8b9acece251fbffbbd8f15a4095f8980e863aL309) ```diff - tableScrollHeight.value - headerHeight - footerHeight + tableScrollHeight.value...
现在还没有计划,可能未来增强表单功能时会考虑。