46 lines
1.5 KiB
C#
46 lines
1.5 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Globalization;
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namespace Lab
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{
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internal class Parsers
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{
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public static bool TryParseDouble(string? s, out double val) => double.TryParse((s ?? "").Trim().Replace(",", "."), NumberStyles.Float, CultureInfo.InvariantCulture, out val) && !double.IsNaN(val) && !double.IsInfinity(val);
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public static bool TryParseInt(string? s, out int val) => int.TryParse((s ?? "").Trim(), out val);
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public static bool TryParseDoubleArray(string? s, out double[] vals, out string err)
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{
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vals = Array.Empty<double>();
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err = "";
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if (string.IsNullOrEmpty(s) || string.IsNullOrEmpty(s)) {
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err = "Пустой ввод. Введите числа, разделяя их пробелами/запятыми/точкой с запятой.";
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return false;
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}
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string[] parts = s.Split(new[] { ' ', '\t', '\n', '\r', ',', ';' }, StringSplitOptions.RemoveEmptyEntries);
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List<double> list = new List<double>();
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for (int i = 0; i < parts.Length; i++)
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{
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if (!TryParseDouble(parts[i], out double val))
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{
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err = $"Вронгаешь элемент! [ #{i + 1}: «{parts[i]}» ]";
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return false;
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}
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list.Add(val);
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}
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vals = list.ToArray();
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return true;
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}
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}
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}
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