public static string Format(BirthDate bdate, BirthDateFormatInfo info)
{
if (bdate == null) throw new ArgumentNullException("bdate");
if (info == null) info = new BirthDateFormatInfo();
return Format(bdate, info.Pattern, info.RepresentMissingComponentsWithX);
}
public static string GetFieldWithoutControl(this BirthDate bdate)
{
const int max = 6;
var y = bdate.Year == 0 ?
DoubleFillerString : bdate.Year.ToString("0000").Substring(2, 2);
var m = bdate.Month.ToString("00").Replace("00", DoubleFillerString);
var d = bdate.Day.ToString("00").Replace("00", DoubleFillerString);
var text = y + m + d;
return(GetFieldWithoutControl(text, max));
}
public static string Format(BirthDate bdate, BirthDateFormatInfo info)
{
if (bdate == null)
{
throw new ArgumentNullException("bdate");
}
if (info == null)
{
info = new BirthDateFormatInfo();
}
return(Format(bdate, info.Pattern, info.RepresentMissingComponentsWithX));
}
/// <summary>
/// Converts the string representation of a birth date to a <see cref="BirthDate" /> object.
/// The return value indicates whether the conversion succeeded.
/// </summary>
/// <param name="text">The text to parse.</param>
/// <param name="result">When this method returns, contains <see cref="BirthDate" /> object equivalent
/// to the birth date contained in <paramref name="text" /> if the conversion succeeded;
/// or <see cref="BirthDate.Empty" /> if the conversion failed.
/// The conversion fails if <paramref name="text" /> is null or empty or is not
/// in the correct format. This parameter is passed uninitialized.</param>
/// <param name="info">An object containing formatting and parsing information.</param>
/// <returns>
/// <c>True</c> if <paramref name="text" /> was converted successfully; otherwise, false.
/// </returns>
public static bool TryParse(string text, out BirthDate result, BirthDateFormatInfo info)
{
result = BirthDate.Empty;
try
{
result = Parse(text, info);
return(true);
}
catch (Exception ex)
{
var debugException = ex;
return(false);
}
}
/// <summary>
/// Converts the string representation of a birth date to a <see cref="BirthDate" /> object.
/// The return value indicates whether the conversion succeeded.
/// </summary>
/// <param name="text">The text to parse.</param>
/// <param name="result">When this method returns, contains <see cref="BirthDate" /> object equivalent
/// to the birth date contained in <paramref name="text" /> if the conversion succeeded;
/// or <see cref="BirthDate.Empty" /> if the conversion failed.
/// The conversion fails if <paramref name="text" /> is null or empty or is not
/// in the correct format. This parameter is passed uninitialized.</param>
/// <param name="culture">The culture used to parse.</param>
/// <returns>
/// <c>True</c> if <paramref name="text" /> was converted successfully; otherwise, false.
/// </returns>
public static bool TryParse(string text, out BirthDate result, CultureInfo culture = null)
{
result = BirthDate.Empty;
try
{
result = Parse(text, culture);
return(true);
}
catch (Exception ex)
{
var debugException = ex;
return(false);
}
}
private static string Format(BirthDate bdate, string pattern, bool useX)
{
int step = 0;
var builder = new StringBuilder();
for (int i = 0; i < pattern.Length; i += step)
{
char patternChar = pattern[i];
switch (patternChar)
{
case 'y':
var year = bdate.Year;
step = ParseRepeatPattern(pattern, i, patternChar);
FormatDigits(builder, year, step <= 2 ? 2 : 4, useX, forceSubstring: true); // either 4 or 2!
break;
case 'M':
var month = bdate.Month;
step = ParseRepeatPattern(pattern, i, patternChar);
if (step > 2) // We do not support (yet) string-based month representations
{
step = 2;
}
FormatDigits(builder, month, step, useX);
break;
case 'd':
var day = bdate.Day;
step = ParseRepeatPattern(pattern, i, patternChar);
if (step > 2) // We do not support (yet) string-based day representations
{
step = 2;
}
FormatDigits(builder, day, step, useX);
break;
default: // Other characters are separators; they are simply copied to the output buffer
builder.Append(patternChar);
step = 1;
break;
}
}
return(builder.ToString());
}
private static string Format(BirthDate bdate, string pattern, bool useX)
{
int step = 0;
var builder = new StringBuilder();
for (int i = 0; i < pattern.Length; i += step)
{
char patternChar = pattern[i];
switch (patternChar)
{
case 'y':
var year = bdate.Year;
step = ParseRepeatPattern(pattern, i, patternChar);
FormatDigits(builder, year, step <= 2 ? 2 : 4, useX, forceSubstring: true); // either 4 or 2!
break;
case 'M':
var month = bdate.Month;
step = ParseRepeatPattern(pattern, i, patternChar);
if (step > 2) // We do not support (yet) string-based month representations
step = 2;
FormatDigits(builder, month, step, useX);
break;
case 'd':
var day = bdate.Day;
step = ParseRepeatPattern(pattern, i, patternChar);
if (step > 2) // We do not support (yet) string-based day representations
step = 2;
FormatDigits(builder, day, step, useX);
break;
default: // Other characters are separators; they are simply copied to the output buffer
builder.Append(patternChar);
step = 1;
break;
}
}
return builder.ToString();
}
public static string GetFieldWithControl(this BirthDate bdate)
{
var without = GetFieldWithoutControl(bdate);
return(GetFieldWithControl(without, 6));
}
/// <summary>
/// Converts the string representation of a birth date to a <see cref="BirthDate" /> object.
/// The return value indicates whether the conversion succeeded.
/// </summary>
/// <param name="text">The text to parse.</param>
/// <param name="result">When this method returns, contains <see cref="BirthDate" /> object equivalent
/// to the birth date contained in <paramref name="text" /> if the conversion succeeded;
/// or <see cref="BirthDate.Empty" /> if the conversion failed.
/// The conversion fails if <paramref name="text" /> is null or empty or is not
/// in the correct format. This parameter is passed uninitialized.</param>
/// <param name="info">An object containing formatting and parsing information.</param>
/// <returns>
/// <c>True</c> if <paramref name="text" /> was converted successfully; otherwise, false.
/// </returns>
public static bool TryParse(string text, out BirthDate result, BirthDateFormatInfo info)
{
result = BirthDate.Empty;
try
{
result = Parse(text, info);
return true;
}
catch (Exception ex)
{
var debugException = ex;
return false;
}
}
/// <summary>
/// Converts the string representation of a birth date to a <see cref="BirthDate" /> object.
/// The return value indicates whether the conversion succeeded.
/// </summary>
/// <param name="text">The text to parse.</param>
/// <param name="result">When this method returns, contains <see cref="BirthDate" /> object equivalent
/// to the birth date contained in <paramref name="text" /> if the conversion succeeded;
/// or <see cref="BirthDate.Empty" /> if the conversion failed.
/// The conversion fails if <paramref name="text" /> is null or empty or is not
/// in the correct format. This parameter is passed uninitialized.</param>
/// <param name="culture">The culture used to parse.</param>
/// <returns>
/// <c>True</c> if <paramref name="text" /> was converted successfully; otherwise, false.
/// </returns>
public static bool TryParse(string text, out BirthDate result, CultureInfo culture = null)
{
result = BirthDate.Empty;
try
{
result = Parse(text, culture);
return true;
}
catch (Exception ex)
{
var debugException = ex;
return false;
}
}
