@gvray/eskit/lib/isDecimal.js

A rich and colorful toolkit about typescript and javascript.

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
var isNumber_1 = __importDefault(require("./isNumber"));
/**
 * Checks if a value is a decimal number (has fractional part).
 * 检查值是否为小数（带有小数部分）。
 *
 * @param num - The value to check / 要检查的值
 * @returns True if the value is a decimal number / 如果值是小数则返回true
 *
 * @example
 * ```typescript
 * isDecimal(1.5) // true
 * isDecimal(3.14) // true
 * isDecimal(-2.5) // true
 * isDecimal(0.1) // true
 * isDecimal(3) // false
 * isDecimal(0) // false
 * isDecimal(-10) // false
 * isDecimal(NaN) // false
 * isDecimal(Infinity) // false
 * isDecimal('1.23') // false
 * isDecimal(null) // false
 * isDecimal(undefined) // false
 * ```
 *
 * @since 1.0.0
 */
var isDecimal = function (num) { return (0, isNumber_1.default)(num) && Number.isFinite(num) && num % 1 !== 0; };
exports.default = isDecimal;
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