applet/util/initialize.ts

// import { numCapture } from "@/util/Filters.ts";
/**
 * 价格数据截取
 * Num：截取值
 * type：截取类型 （Integer：整数部分，Decimals：小数部分）
*/
export default {
	install(app, options) {
		console.log("Vue = ", app, options)
		// 添加全局方法或属性
		app.config.globalProperties.numCapture = (Num : Number | String, type : 'Integer' | 'Decimals') => {
			let N_V = '';
			const N = Num || '0.00'
			const N_A = String(N).split('.');
			switch (type) {
				case "Integer":
					N_V = N_A[0] || '0';
					break;
				case "Decimals":
					N_V = N_A[1] || '00';
					break;
			}
			return N_V
		};


		app.config.globalProperties.$addDecimals = function (num = 0, length = 8, type = true) {
			// length 小数的长度，type 是否需要处理
			try {
				if (!type) {
					return num
				}
				let num_str = num + "";
				if (num_str.indexOf('.') === -1) {
					num_str = `${num_str}.`
					for (let i = 1; i <= length; i++) {
						num_str += '0';
					}
					return num_str
				}

				const numArr = num_str.split('.');

				let integerNum = numArr[0],
					decimals = numArr[1];

				if (decimals.length === length) {
					return num
				}
				const addLength = length - decimals.length;
				for (let i = 1; i <= addLength && addLength > 0 ? addLength : 0; i++) {
					decimals += '0'
				}
				return `${integerNum}.${decimals}`
			} catch (err) {
				return num
			}
		};

	}

}