12-23-上传master

src/utils/NumberUtils.ts

@@ -0,0 +1,37 @@
+/*
+ * @Author: liqiang
+ * @Date: 2020-11-27 16:12:36
+ * @LastEditTime: 2020-11-27 16:21:29
+ * @LastEditors: Please set LastEditors
+ * @Description: 数字工具类
+ * @FilePath: \ebtp-cloud-frontend\src\utils\NumberUtils.ts
+ */
+/**
+ * 金额正则
+ */
+const amountReplace = /(\d)(?=(\d{3})+(?!\d))/g;
+
+function getZero(num: number) {
+    let number = '';
+    for (let i = 0; i < num; i++) {
+        number += '0';
+    }
+    return number;
+}
+/**
+ * 数字转换金额格式
+ * @param money 数字
+ * @param retain 小数点后保留几位
+ */
+export function digitalConversionAmount(money: string, retain: number) {
+    let zero = getZero(retain);
+    if (money.indexOf('.') === -1) {
+        money = money.replace(amountReplace, '$1,') + '.' + zero;
+    } else {
+        let division = money.split('.');
+        money = division[0].replace(amountReplace, '$1,');
+        money = money + '.' + (division[1] + zero).substr(0, retain);
+    }
+    return money;
+};
+