filters.js
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// 为空处理 return ‘-’
const tranNull = value => {
if (value === null || value === undefined || value === '') return '-'
return value
}
/*
@切割字符串
@str原字符串
@num字符位数
*/
const cutString = (str, num) => {
var _str = "";
if (str == null) {
return "";
}
if (str.length >= num) {
var strN = str.substring(0, num);
strN += "...";
_str = strN;
} else {
_str = str;
}
return _str;
}
// 钱前面加“￥”
const RMB = (value) => {
if (value === '--' || value === null || value === undefined) return value
return `￥${value}`
}
// 钱保留两位小数
const toFixed2 = num => {
return isNaN(num) ? 0.00 : parseFloat((num/100).toFixed(2));
}
// 数字每三位加个逗号
const toThousands =(num)=> {
var result = [],
counter = 0;
num = (num || 0).toString().split('');
for (var i = num.length - 1; i >= 0; i--) {
counter++;
result.unshift(num[i]);
if (!(counter % 3) && i != 0) {
result.unshift(',');
}
}
return result.join('');
}
// 根据身份证号码判断男女
const sexFilter = value => {
if (!value) {
return ''
} else {
let data = value.substr(16, 1) % 2 === 1 ? '男' : '女'
return data
}
}
export default {
tranNull,
RMB,
cutString,
toFixed2,
toThousands,
sexFilter,
}