public static bool SetRealValue <TValue>(this string str, out TValue value)
{
value = default(TValue);
var otype = typeof(TValue);
var type = Nullable.GetUnderlyingType(otype) ?? otype;
if (string.IsNullOrEmpty(str) && otype != typeof(string))
{
if (otype != type)
{
return(true);
}
else
{
return(false);
}
}
if (type == typeof(bool))
{
if (str.Equals("true", StringComparison.OrdinalIgnoreCase))
{
value = (TValue)(object)true;
return(true);
}
else if (str.Equals("false", StringComparison.OrdinalIgnoreCase))
{
value = (TValue)(object)false;
return(true);
}
else
{
return(false);
}
}
//好奇怪，TryConvertTo<DateTimeOffset> 不行,估计是个bug
if (type == typeof(DateTimeOffset))
{
if (BindConverter.TryConvertToDateTimeOffset(str, CultureInfo.InvariantCulture, out DateTimeOffset val))
{
value = (TValue)(object)val;
return(true);
}
return(false);
}
else
{
if (BindConverter.TryConvertTo <TValue>(str, CultureInfo.InvariantCulture, out TValue val))
{
value = val;
return(true);
}
return(false);
}
}
static bool TryParseDateTimeOffset(string?value, [MaybeNullWhen(false)] out TValue result)
{
var success = BindConverter.TryConvertToDateTimeOffset(value, CultureInfo.InvariantCulture, DateFormat, out var parsedValue);
if (success)
{
result = (TValue)(object)parsedValue;
return(true);
}
else
{
result = default;
return(false);
}
}
static bool TryParseDateTimeOffset(string value, out TValue result)
{
var success = BindConverter.TryConvertToDateTimeOffset(value, cultureInfoStatic, DateFormat, out var parsedValue);
if (success)
{
result = (TValue)(object)parsedValue;
return(true);
}
else
{
result = default;
return(false);
}
}
private static bool ToDateTimeOffset(string value, out T result)
{
var success = BindConverter.TryConvertToDateTimeOffset(value, CultureInfo.InvariantCulture, _dateFormat, out DateTimeOffset parsedValue);
if (success)
{
result = (T)(object)parsedValue;
return(true);
}
else
{
result = default;
return(false);
}
}
static bool TryParseDateTimeOffset(string value, bool localize, out TValue result)
{
var success = BindConverter.TryConvertToDateTimeOffset(value, CultureInfo.InvariantCulture, out var parsedValue);
if (success)
{
if (localize)
{
result = (TValue)(object)parsedValue.ToUniversalTime();
}
else
{
result = (TValue)(object)parsedValue;
}
return(true);
}
else
{
result = default;
return(false);
}
}
private static bool TryParseDateTimeOffset(string value, out TValue result)
{
// Try Culture format
var success = BindConverter.TryConvertToDateTimeOffset(value, CultureInfo.CurrentUICulture, out DateTimeOffset parsedValue);
// Success?
if (!success)
{
// Try ISO format
success = BindConverter.TryConvertToDateTimeOffset(value, CultureInfo.CurrentUICulture, ISO_FORMAT, out parsedValue);
}
if (success)
{
result = (TValue)(object)parsedValue;
return(true);
}
else
{
result = default;
return(false);
}
}
public static bool SetRealValue <TValue>(this string str, out TValue value, string format = null)
{
value = default(TValue);
var otype = typeof(TValue);
var type = Nullable.GetUnderlyingType(otype) ?? otype;
if (string.IsNullOrEmpty(str) && otype != typeof(string))
{
if (otype != type)
{
return(true);
}
else
{
return(false);
}
}
if (type == typeof(bool))
{
if (str.Equals("true", StringComparison.OrdinalIgnoreCase))
{
value = (TValue)(object)true;
return(true);
}
else if (str.Equals("false", StringComparison.OrdinalIgnoreCase))
{
value = (TValue)(object)false;
return(true);
}
else
{
return(false);
}
}
//好奇怪，TryConvertTo<DateTimeOffset> 不行,估计是个bug
if (type == typeof(DateTimeOffset))
{
if (BindConverter.TryConvertToDateTimeOffset(str, CultureInfo.InvariantCulture, out DateTimeOffset val))
{
value = (TValue)(object)val;
return(true);
}
return(false);
}
else
{
if (str.HasValue())
{
if ("P".Equals(format, StringComparison.OrdinalIgnoreCase) ||
"P1".Equals(format, StringComparison.OrdinalIgnoreCase))
{
str = str.Replace("%", "").Trim();
str = (decimal.Parse(str) / 100).ToString();
}
else if ("C".Equals(format, StringComparison.OrdinalIgnoreCase))
{
if (!Char.IsDigit(str[0]))
{
str = str.Remove(0, 1);
}
}
}
if (BindConverter.TryConvertTo <TValue>(str, CultureInfo.InvariantCulture, out TValue val))
{
value = val;
return(true);
}
return(false);
}
}
