diff --git a/lib/core/core.js b/lib/core/core.js
index 9ac574c..98a98a5 100644
--- a/lib/core/core.js
+++ b/lib/core/core.js
@@ -30,7 +30,7 @@ import {
 import scrollBarWidth from './scrollbar-width';
 
 export default function initMixin(Table) {
-  Table.prototype._init = function(options = {}) {
+  Table.prototype._init = function (options = {}) {
     if (!options.selector) {
       return console.error("Smart Table init need a selector")
     }
@@ -50,18 +50,18 @@ export default function initMixin(Table) {
     hasAttribute(table, "stripe") && tbody.classList.add("stripe")
 
     options.expand ? (querySelectorAll(thead, 'th[sort]').forEach(column => {
-      removeAttribute(column, "sort")
-    }), querySelectorAll(thead, 'th[fixed]').forEach(column => {
-      removeAttribute(column, "fixed")
-    })) : (querySelectorAll(tbody, 'tr[expand]').forEach(column => {
-      removeAttribute(column, "expand")
-    }), querySelectorAll(thead, 'tr[expand-parent]').forEach(column => {
-      removeAttribute(column, "expand-parent")
-    }))
+        removeAttribute(column, "sort")
+      }), querySelectorAll(thead, 'th[fixed]').forEach(column => {
+        removeAttribute(column, "fixed")
+      })) : (querySelectorAll(tbody, 'tr[expand]').forEach(column => {
+        removeAttribute(column, "expand")
+      }), querySelectorAll(thead, 'tr[expand-parent]').forEach(column => {
+        removeAttribute(column, "expand-parent")
+      }))
 
-    !!options.expandCallback && (querySelectorAll(thead, 'th[fixed]').forEach(column => {
-      removeAttribute(column, "fixed")
-    }))
+      !!options.expandCallback && (querySelectorAll(thead, 'th[fixed]').forEach(column => {
+        removeAttribute(column, "fixed")
+      }))
 
     const vm = this;
     vm.$root = root
@@ -97,20 +97,27 @@ export default function initMixin(Table) {
     bindEvents(vm)
 
     const th = createElement("th");
-    styled(th, { display: 'none' })
+    styled(th, {
+      display: 'none'
+    })
     setAttribute(th, "width", vm.gutterWidth);
     setAttribute(th, "rowspan", vm.props.shapes.length);
     appendChild(querySelector(vm.$thead, "tr"), th);
     vm.$scrollTH = th;
     if (vm.scrollY) {
-      styled(vm.$scrollTH, { display: 'table-cell' })
+      styled(vm.$scrollTH, {
+        display: 'table-cell'
+      })
       resize(vm)
     }
   }
 }
 
 function appendExpandTrigger(vm) {
-  const { $thead, $tbody } = vm;
+  const {
+    $thead,
+    $tbody
+  } = vm;
   let theadRow = querySelector($thead, "tr");
   let th = theadRow.querySelector("th");
   let cell = createExpandTrigger("th", getAttrNumber(th, "rowspan", 1));
@@ -123,7 +130,10 @@ function appendExpandTrigger(vm) {
 }
 
 function appendCheckbox(vm) {
-  const { $thead, $tbody } = vm;
+  const {
+    $thead,
+    $tbody
+  } = vm;
   let theadRow = querySelector($thead, "tr");
   let th = theadRow.querySelector("th");
   let cell = createCheckbox("th", getAttrNumber(th, "rowspan", 1));
@@ -136,8 +146,15 @@ function appendCheckbox(vm) {
 }
 
 function layout(vm, table) {
-  const { $root, $thead, $tbody, options } = vm;
-  const { height } = options;
+  const {
+    $root,
+    $thead,
+    $tbody,
+    options
+  } = vm;
+  const {
+    height
+  } = options;
 
   querySelectorAll($thead, "th").forEach(cell => refactorCell(cell))
   querySelectorAll($tbody, "td").forEach(cell => refactorCell(cell))
@@ -153,7 +170,9 @@ function layout(vm, table) {
   const theadHeight = offsetHeight($thead);
   const custHeight = (typeof height === 'function' ? height.call() : height) || offsetHeight($root);
   const tbodyWrapperHeight = custHeight > theadHeight ? (custHeight - theadHeight - 1) : (theadHeight + 150)
-  styled(vm.$tbodyWrapper, { height: tbodyWrapperHeight + "px" })
+  styled(vm.$tbodyWrapper, {
+    height: tbodyWrapperHeight + "px"
+  })
 
   vm.size.tbodyWrapperHeight = tbodyWrapperHeight;
 
@@ -165,7 +184,10 @@ function layout(vm, table) {
 
 //根据表格中的tbody第一行 查出每列的宽度并记录
 function initColgroupData(vm) {
-  const { $root, props } = vm;
+  const {
+    $root,
+    props
+  } = vm;
   const rootWidth = offsetWidth($root) - 1;
   const clientWidth = rootWidth - (vm.scrollY ? vm.gutterWidth : 0);
   let arr = [];
@@ -230,7 +252,10 @@ function bindEvents(vm) {
 
 function resize(vm) {
   debounce(500, () => {
-    const { fixedLeft, fixedRight } = vm.props;
+    const {
+      fixedLeft,
+      fixedRight
+    } = vm.props;
     initColgroupData(vm)
     replaceColGroup(vm)
 
@@ -307,7 +332,9 @@ function bindExpandTreeEvents(vm) {
     function expanding(item, expanded) {
       expanded ? setAttribute(item.$el, "expanded") : removeAttribute(item.$el, "expanded");
       item.children && (item.children.forEach(child => {
-        styled(child.$el, { display: expanded ? '' : 'none' })
+        styled(child.$el, {
+          display: expanded ? '' : 'none'
+        })
         expanding(child, expanded)
       }))
     }
@@ -322,7 +349,10 @@ function bindScrollEvents(vm) {
 }
 
 function bindRowEvents(vm) {
-  let { selection, selectionKey } = vm.options;
+  let {
+    selection,
+    selectionKey
+  } = vm.options;
   selectionKey = selectionKey || 0;
   vm.hasExpandCb && (selectionKey++)
   const totalCheckbox = querySelector(vm.$fixedLeft || vm.$thead, "th>.stb_cell>label.std-checkbox");
@@ -351,7 +381,9 @@ function bindRowEvents(vm) {
 }
 
 function addExpandTriggerEvent(vm, row, key, value) {
-  const { options } = vm;
+  const {
+    options
+  } = vm;
   const trigger = querySelector(row, ".expand-cell>.stb_cell")
   if (!trigger) return;
   trigger.addEventListener('click', ($event) => {
@@ -364,7 +396,7 @@ function addExpandTriggerEvent(vm, row, key, value) {
     } else {
       setAttribute(trigger, "loading", true)
       options.expandCallback.call(this, {
-        open: function(content, needParse) {
+        open: function (content, needParse) {
           let cell = createElement("td")
           setAttribute(cell, "colspan", vm.colgroup.length)
           let wrapper = createElement("div", "std-dialog_content")
@@ -387,7 +419,9 @@ function addCheckboxEvent(vm, row, totalCheckbox, value) {
   const trigger = querySelector(row, "label.std-checkbox")
   if (!trigger || !totalCheckbox) return;
   trigger.addEventListener('click', () => {
-    let { selected } = vm;
+    let {
+      selected
+    } = vm;
     selected = selected || [];
     const target = !hasAttribute(trigger, "checked");
     target ? setAttribute(trigger, 'checked', true) : removeAttribute(trigger, 'checked')
@@ -405,9 +439,13 @@ function addCheckboxEvent(vm, row, totalCheckbox, value) {
 
 function addTotalCheckboxEvent(vm, totalCheckbox) {
   if (!totalCheckbox) return;
-  const { selectionKey } = vm.options;
+  const {
+    selectionKey
+  } = vm.options;
   totalCheckbox.addEventListener('click', () => {
-    let { selected } = vm;
+    let {
+      selected
+    } = vm;
     selected = [];
     const target = !hasAttribute(totalCheckbox, "checked");
     target ? setAttribute(totalCheckbox, 'checked', true) : removeAttribute(totalCheckbox, 'checked');
@@ -425,11 +463,15 @@ function addTotalCheckboxEvent(vm, totalCheckbox) {
 function addRadioEvent(vm, trigger, relates, radioValue) {
   if (!trigger) return;
   trigger.addEventListener('click', () => {
-    let { selected } = vm;
+    let {
+      selected
+    } = vm;
     let target = false;
     if (selected === radioValue && !hasAttribute(trigger, "checked")) return;
     if (selected !== radioValue) {
-      querySelectorAll(vm.$root, 'tr[checked]>td').forEach(item => styled(item, { background: '' }))
+      querySelectorAll(vm.$root, 'tr[checked]>td').forEach(item => styled(item, {
+        background: ''
+      }))
       querySelectorAll(vm.$root, 'tr[checked]').forEach(item => removeAttribute(item, "checked"))
       target = true;
     } else {
@@ -440,13 +482,17 @@ function addRadioEvent(vm, trigger, relates, radioValue) {
     selected = target ? radioValue : null;
     target ? setAttribute(trigger, "checked", true) : removeAttribute(trigger, "checked");
     trigger.querySelectorAll("td").forEach(column => {
-      styled(column, { background: target ? vm.style.radioBgColor : '' })
+      styled(column, {
+        background: target ? vm.style.radioBgColor : ''
+      })
     })
     relates.forEach(item => {
       if (item) {
         target ? setAttribute(item, "checked", true) : removeAttribute(item, "checked")
         item.querySelectorAll("td").forEach(column => {
-          styled(column, { background: target ? vm.style.radioBgColor : '' })
+          styled(column, {
+            background: target ? vm.style.radioBgColor : ''
+          })
         })
       }
     })
@@ -458,15 +504,23 @@ function addRadioEvent(vm, trigger, relates, radioValue) {
 function addHoverEvent(vm, trigger, relates) {
   if (!trigger) return;
   trigger.addEventListener('mouseenter', () => {
-    styled(trigger, { background: vm.style.hoverBgColor })
+    styled(trigger, {
+      background: vm.style.hoverBgColor
+    })
     relates.forEach(el => {
-      el && styled(el, { background: vm.style.hoverBgColor })
+      el && styled(el, {
+        background: vm.style.hoverBgColor
+      })
     })
   })
   trigger.addEventListener('mouseleave', () => {
-    styled(trigger, { background: '' })
+    styled(trigger, {
+      background: ''
+    })
     relates.forEach(el => {
-      el && styled(el, { background: '' })
+      el && styled(el, {
+        background: ''
+      })
     })
   })
 }
@@ -617,7 +671,11 @@ function initExpand(vm, tbody) {
     let paddingLength = parents.length;
     let expand = hasAttribute(row, "expand");
     let hasParent = hasAttribute(row, "expand-parent");
-    let node = { $el: row, id: getAttribute(row, "expand"), expand: expand };
+    let node = {
+      $el: row,
+      id: getAttribute(row, "expand"),
+      expand: expand
+    };
     if (expand) {
       if (expandAll) {
         setAttribute(row, 'expanded')
@@ -650,12 +708,18 @@ function initExpand(vm, tbody) {
       data.push(node)
     }
     if (hasParent) {
-      styled(querySelector(row, "td"), { paddingLeft: 32 * paddingLength + "px" })
-      styled(row, { display: expandAll ? '' : 'none' })
+      styled(querySelector(row, "td"), {
+        paddingLeft: 32 * paddingLength + "px"
+      })
+      styled(row, {
+        display: expandAll ? '' : 'none'
+      })
     }
   })
   vm.expandData = data;
-  styled(vm.$tbodyWrapper, { height: '' })
+  styled(vm.$tbodyWrapper, {
+    height: ''
+  })
 }
 
 function initData(vm, tbody) {