// app.js
App({
    onLaunch() {
        // 展示本地存储能力
        const logs = wx.getStorageSync('logs') || []
        logs.unshift(Date.now())
        wx.setStorageSync('logs', logs)

        // 登录
        wx.login({
            success: res => {
                // 发送 res.code 到后台换取 openId, sessionKey, unionId
            }
        })
    },
    globalData: {
        userInfo: null
    }
})
export default function numberToChinese(num) {
    const reg = /[\u4e00-\u9fa5]/g; // 匹配汉字的正则表达式
    if (reg.test(num)) {
        return num;
    } else if (num < 10000) {
            return num.toString();
        } else if (num < 100000000) {
            const suffix = num < 1000000 ? "万" : "百万";
            const quotient = Math.floor(num / 10000);
            const remainder = Math.floor(num % 10000 / 100);
            const decimal = remainder > 0 ? "." + (remainder < 10 ? "0" + remainder : remainder) : "";
            return quotient + decimal + suffix;
        } else {
            const suffix = "亿";
            const quotient = Math.floor(num / 100000000);
            const remainder = Math.floor(num % 100000000 / 10000);
            const decimal = remainder > 0 ? "." + (remainder < 10 ? "0" + remainder : remainder) : "";
            return quotient + decimal + suffix;
        }
}