hd-utils/lib/utils/general/count.js

A handy utils for modern JS developers

/**
 * @description Will return the length of the passed param wether if it was obj, array or a string.
 * @example count([1,2,3]) => 3
 * @example count("js") => 2
 * @example count("  ", {trimString:true}) => 0
 * @example count("  ", {trimString:false}) => 2
 * @example count({a:1,b:2}) => 2
 * @example count(true) => 1
 * @example count(false) => 0
 * @example count({a:1,b:2}) => 2
 */
export default function count(input, options) {
    if (!input)
        return 0;
    if (Array.isArray(input)) {
        return input.length;
    }
    if (typeof input === 'object') {
        return Object.keys(input).length;
    }
    if (typeof input === 'string') {
        if (options?.trimString)
            input = input.trim();
        return input.length;
    }
    if (typeof input === 'number')
        return input;
    if (typeof input === 'boolean')
        return input ? 1 : 0;
    return 0;
}