asp.net 开发常用的方法一

总结asp.net开发常用的方法一
using System;
using System.Globalization;
using System.Text;
using System.Text.RegularExpressions;
using System.Collections;
using System.IO;
namespace MoneyWise
{
/// <summary>
/// utils 的摘要说明。
/// </summary>
public class utils
{
private utils()
{
}
public static string ToBin(int source)
{
int t = source;
string ret = "";
for (int i = 0; i < 32; i++)
{
ret = ((t & 1) == 1 ? "1" : "0") + ret;
t >>= 1;
}
return ret;
}
public static bool CreateDirs(string path)
{
for (int i = 0; i < path.Length; i++)
{
if (path[i] == '\\' || path[i] == '/')
{
if (Directory.CreateDirectory(path.Substring(0, i)).Exists == false)
return false;
}
}
Directory.CreateDirectory(path);
return true;
}
public static void CopyDirectory(string SourceDirectory, string TargetDirectory)
{
if (SourceDirectory[SourceDirectory.Length - 1] == '\\' || SourceDirectory[SourceDirectory.Length - 1] == '/')
SourceDirectory = SourceDirectory.Substring(0, SourceDirectory.Length - 1);
if (TargetDirectory[TargetDirectory.Length - 1] == '\\' || TargetDirectory[TargetDirectory.Length - 1] == '/')
TargetDirectory = TargetDirectory.Substring(0, TargetDirectory.Length - 1);
DirectoryInfo source = new DirectoryInfo(SourceDirectory);
DirectoryInfo target = new DirectoryInfo(TargetDirectory);
try
{
//Determine whether the source directory exists.
if(!source.Exists)
return;
if(!target.Exists)
target.Create();
//Copy files.
FileInfo[] sourceFiles = source.GetFiles();
for(int i = 0; i < sourceFiles.Length; ++i)
File.Copy(sourceFiles[i].FullName, target.FullName + "\\" + sourceFiles[i].Name,true);
//Copy directories.
DirectoryInfo[] sourceDirectories = source.GetDirectories();
for(int j = 0; j < sourceDirectories.Length; ++j)