flying-hero
96f6318101
新增: - backend/venv/ - Python 虚拟环境 - backend/start.sh - 启动脚本（使用虚拟环境） - backend/requirements.txt - 依赖列表 - .gitignore - 忽略虚拟环境和缓存文件 说明: - 每个项目使用独立虚拟环境 - 避免依赖冲突 - 启动脚本自动创建和激活虚拟环境
21 lines
483 B
JavaScript
21 lines
483 B
JavaScript
var isIndex = require('./_isIndex');
|
|
|
|
/**
|
|
* The base implementation of `_.nth` which doesn't coerce arguments.
|
|
*
|
|
* @private
|
|
* @param {Array} array The array to query.
|
|
* @param {number} n The index of the element to return.
|
|
* @returns {*} Returns the nth element of `array`.
|
|
*/
|
|
function baseNth(array, n) {
|
|
var length = array.length;
|
|
if (!length) {
|
|
return;
|
|
}
|
|
n += n < 0 ? length : 0;
|
|
return isIndex(n, length) ? array[n] : undefined;
|
|
}
|
|
|
|
module.exports = baseNth;
|