init

src/assets/js/mUtils.js

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+import store from '../../vuex/store'
+
+/**
+ * 弹出框
+ */
+export const Dialog = (str) => {
+  store.dispatch('showAlert', true)
+  store.dispatch('alertMsg', str)
+  setTimeout(() => {
+    store.dispatch('showAlert', false)
+  }, 30000)
+}
+
+/**
+ * 提示框
+ */
+export const toast = (str) => {
+  store.dispatch('showToast', true)
+  store.dispatch('toastMsg', str)
+  setTimeout(() => {
+    store.dispatch('showToast', false)
+  }, 3000)
+}
+
+/**
+ * 存储localStorage
+ */
+export const setStore = (name, content) => {
+  if (!name) return
+  if (typeof content !== 'string') {
+    content = JSON.stringify(content)
+  }
+  window.localStorage.setItem(name, content)
+}
+
+/**
+ * 获取localStorage
+ */
+export const getStore = name => {
+  if (!name) return
+  return window.localStorage.getItem(name)
+}
+
+/**
+ * 小数加法
+ */
+export const accAdd = (arg1, arg2) => {
+  var r1, r2, m, c
+  try {
+    r1 = arg1.toString().split('.')[1].length
+  } catch (e) {
+    r1 = 0
+  }
+  try {
+    r2 = arg2.toString().split('.')[1].length
+  } catch (e) {
+    r2 = 0
+  }
+  c = Math.abs(r1 - r2)
+  m = Math.pow(10, Math.max(r1, r2))
+  if (c > 0) {
+    var cm = Math.pow(10, c)
+    if (r1 > r2) {
+      arg1 = Number(arg1.toString().replace('.', ''))
+      arg2 = Number(arg2.toString().replace('.', '')) * cm
+    } else {
+      arg1 = Number(arg1.toString().replace('.', '')) * cm
+      arg2 = Number(arg2.toString().replace('.', ''))
+    }
+  } else {
+    arg1 = Number(arg1.toString().replace('.', ''))
+    arg2 = Number(arg2.toString().replace('.', ''))
+  }
+  return (arg1 + arg2) / m
+}
+
+/**
+ * 小数减法
+ */
+export const accSubtract = (arg1, arg2) => {
+  var r1, r2, m, c
+  try {
+    r1 = arg1.toString().split('.')[1].length
+  } catch (e) {
+    r1 = 0
+  }
+  try {
+    r2 = arg2.toString().split('.')[1].length
+  } catch (e) {
+    r2 = 0
+  }
+  c = Math.abs(r1 - r2)
+  m = Math.pow(10, Math.max(r1, r2))
+  if (c > 0) {
+    var cm = Math.pow(10, c)
+    if (r1 > r2) {
+      arg1 = Number(arg1.toString().replace('.', ''))
+      arg2 = Number(arg2.toString().replace('.', '')) * cm
+    } else {
+      arg1 = Number(arg1.toString().replace('.', '')) * cm
+      arg2 = Number(arg2.toString().replace('.', ''))
+    }
+  } else {
+    arg1 = Number(arg1.toString().replace('.', ''))
+    arg2 = Number(arg2.toString().replace('.', ''))
+  }
+  return (arg1 - arg2) / m
+}
+
+/**
+ * 小数乘法
+ */
+export const accMul = (arg1, arg2) => {
+  var m = 0
+  var s1 = arg1.toString()
+  var s2 = arg2.toString()
+  try { m += s1.split('.')[1].length } catch (e) {}
+  try { m += s2.split('.')[1].length } catch (e) {}
+  return Number(s1.replace('.', '')) * Number(s2.replace('.', '')) / Math.pow(10, m)
+}
+
+/**
+ * 求数组最大值
+ */
+export const maxArr = (arr) => {
+  let max = Number(arr[0])
+  let len = arr.length
+  for (let i = 1; i < len; i++) {
+    if (Number(arr[i]) > max) {
+      max = Number(arr[i])
+    }
+  }
+  return max
+}