asp.net data type conversion class code

  • 2020-05-17 05:09:41
  • OfStack

 
using System; 
using System.Collections.Generic; 
using System.Text; 
using System.Text.RegularExpressions; 
namespace TypeClass 
{ 
public class TypeParse 
{ 
/// <summary> 
///  Determine whether the object is Int32 Type number  
/// </summary> 
/// <param name="Expression"></param> 
/// <returns></returns> 
public static bool IsNumeric(object Expression) 
{ 
if (Expression != null) 
{ 
int intVal; 
return int.TryParse(Expression.ToString(), out intVal); 
} 
return false; 
} 
public static bool IsDouble(object Expression) 
{ 
if (Expression != null) 
{ 
double doubleVal; 
return double.TryParse(Expression.ToString(), out doubleVal); 
} 
return false; 
} 
/// <summary> 
/// string Type can be converted into bool type  
/// </summary> 
/// <param name="strValue"> The string to be converted </param> 
/// <param name="defValue"> The default value </param> 
/// <returns> The transformed bool Type the results </returns> 
public static bool StrToBool(object Expression, bool defValue) 
{ 
if (Expression != null) 
{ 
bool boolValue; 
if (bool.TryParse(Expression.ToString(), out boolValue)) 
return boolValue; 
else 
return defValue; 
} 
return defValue; 
} 
/// <summary> 
///  Converts the object to Int32 type  
/// </summary> 
/// <param name="strValue"> The string to be converted </param> 
/// <param name="defValue"> The default value </param> 
/// <returns> The transformed Int32 Type the results </returns> 
public static int StrToInt(object Expression, int defValue) 
{ 
if (Expression != null) 
{ 
int intValue; 
if (int.TryParse(Expression.ToString(), out intValue)) 
return intValue; 
else 
return defValue; 
} 
return defValue; 
} 
/// <summary> 
/// string Type can be converted into float type  
/// </summary> 
/// <param name="strValue"> The string to be converted </param> 
/// <param name="defValue"> The default value </param> 
/// <returns> The transformed float Type the results </returns> 
public static float StrToFloat(object strValue, float defValue) 
{ 
if (strValue != null) 
{ 
float floatValue; 
if (float.TryParse(strValue.ToString(), out floatValue)) 
return floatValue; 
else 
return defValue; 
} 
return defValue; 
} 
/// <summary> 
/// string Type can be converted into Decimal type  
/// </summary> 
/// <param name="strValue"> The string to be converted </param> 
/// <param name="defValue"> The default value </param> 
/// <returns> The transformed Decimal Type the results </returns> 
public static Decimal StrToDecimal(object strValue, Decimal defValue) 
{ 
if (strValue != null) 
{ 
Decimal decimalValue; 
if (Decimal.TryParse(strValue.ToString(), out decimalValue)) 
return Math.Round(decimalValue,2); 
else 
return defValue; 
} 
return defValue; 
} 
/// <summary> 
/// string Type can be converted into datetime type  
/// </summary> 
/// <param name="strValue"> The string to be converted </param> 
/// <param name="defValue"> The default value </param> 
/// <returns> The transformed datetime Type the results </returns> 
public static DateTime StrToDateTime(object strValue, DateTime defValue) 
{ 
if (strValue != null) 
{ 
DateTime DateTimeValue; 
if (DateTime.TryParse(strValue.ToString(), out DateTimeValue)) 
return DateTimeValue; 
else 
return defValue; 
} 
return defValue; 
} 
/// <summary> 
///  Determines the given array of strings (strNumber) Are all the data in  
/// </summary> 
/// <param name="strNumber"> An array of strings to verify </param> 
/// <returns> Is the back to add true  Return if not  false</returns> 
public static bool IsNumericArray(string[] strNumber) 
{ 
if (strNumber == null) 
{ 
return false; 
} 
if (strNumber.Length < 1) 
{ 
return false; 
} 
foreach (string id in strNumber) 
{ 
if (!IsNumeric(id)) 
{ 
return false; 
} 
} 
return true; 
} 
} 
} 

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