- 新增OperationDashboard.vue全屏大屏组件 - 添加6个核心KPI指标卡片: 进水总量/出水总量/产销差率/营收额/平均水质/报警次数 - 实现6个ECharts图表: 供水趋势/水质分布/报警统计/管网空间/设备状态/营收分析 - 创建静态HTML版本operation-dashboard.html,使用CDN加载Vue3/ECharts/Element Plus - 更新路由配置,添加/operation路径支持 - 修复nextTick导入问题,优化build脚本 🚧 开发者: bot_dev1 📝 任务: #38 [BI] 运营仪表盘 + 供水专题大屏
30 lines
669 B
JavaScript
30 lines
669 B
JavaScript
import baseNth from './_baseNth.js';
|
|
import toInteger from './toInteger.js';
|
|
|
|
/**
|
|
* Gets the element at index `n` of `array`. If `n` is negative, the nth
|
|
* element from the end is returned.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 4.11.0
|
|
* @category Array
|
|
* @param {Array} array The array to query.
|
|
* @param {number} [n=0] The index of the element to return.
|
|
* @returns {*} Returns the nth element of `array`.
|
|
* @example
|
|
*
|
|
* var array = ['a', 'b', 'c', 'd'];
|
|
*
|
|
* _.nth(array, 1);
|
|
* // => 'b'
|
|
*
|
|
* _.nth(array, -2);
|
|
* // => 'c';
|
|
*/
|
|
function nth(array, n) {
|
|
return (array && array.length) ? baseNth(array, toInteger(n)) : undefined;
|
|
}
|
|
|
|
export default nth;
|