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
22 lines
469 B
JavaScript
22 lines
469 B
JavaScript
/**
|
|
* Gets the number of `placeholder` occurrences in `array`.
|
|
*
|
|
* @private
|
|
* @param {Array} array The array to inspect.
|
|
* @param {*} placeholder The placeholder to search for.
|
|
* @returns {number} Returns the placeholder count.
|
|
*/
|
|
function countHolders(array, placeholder) {
|
|
var length = array.length,
|
|
result = 0;
|
|
|
|
while (length--) {
|
|
if (array[length] === placeholder) {
|
|
++result;
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.exports = countHolders;
|