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using System.Globalization;
using Newtonsoft.Json.Linq;
namespace BrilliantSightClient.Model.Extension;
public static class StringExtension
{
/// <summary>
/// 简单的判断字符串是否为Null或空白
/// </summary>
/// <param name="str"></param>
/// <returns></returns>
public static bool IsNullOrEmpty(this string str)
{
return String.IsNullOrEmpty(str);
}
/// <summary>
/// 字符串按类型转为JToken
/// </summary>
/// <param name="value"></param>
/// <returns></returns>
public static JToken ConvertJTokenValue(this string value)
{
// 处理布尔类型(不区分大小写)
if (string.Equals(value, "true", StringComparison.OrdinalIgnoreCase))
return new JValue(true);
if (string.Equals(value, "false", StringComparison.OrdinalIgnoreCase))
return new JValue(false);
// 处理数值类型
if (double.TryParse(value, NumberStyles.Any, CultureInfo.InvariantCulture, out double numericValue))
{
// 判断是否为整数
if (numericValue == Math.Truncate(numericValue))
{
// 在int范围内转换为整型
if (numericValue >= int.MinValue && numericValue <= int.MaxValue)
return new JValue((int)numericValue);
// 超出int范围使用long类型
return new JValue((long)numericValue);
}
// 保留小数部分
return new JValue(numericValue);
}
// 默认处理为字符串
return new JValue(value);
}
public static double ToDouble(this string str)
{
if(!string.IsNullOrWhiteSpace(str))
if (double.TryParse(str, NumberStyles.Any, CultureInfo.InvariantCulture, out double value))
return value;
return 0;
}
}