public static XmlDocument StrToXml(this Je.IStrExpander exp, string xml)
{
var doc = new XmlDocument();
doc.LoadXml(xml);
return(doc);
}
public static string Op(this Je.IStrExpander e, string fileName, string args)
{
var sb = new StringBuilder();
var psi = new ProcessStartInfo
{
CreateNoWindow = true,
UseShellExecute = false,
RedirectStandardOutput = true,
StandardOutputEncoding = Encoding.GetEncoding(866)
};
psi.FileName = fileName;
psi.Arguments = args;
var process = Process.Start(psi);
while (process != null && !process.StandardOutput.EndOfStream)
{
sb.Append(process.StandardOutput.ReadLine());
}
if (process != null)
{
process.WaitForExit();
process.Close();
}
var result = sb.ToString();
return(result);
}
public static byte[] StrToBin(this Je.IStrExpander exp, string str, Encoding encoding = null)
{
var utf16 = Encoding.GetEncoding("utf-16");
encoding = encoding ?? utf16;
var bytes = utf16.GetBytes(str);
if (encoding.EncodingName != utf16.EncodingName)
{
bytes = Encoding.Convert(utf16, encoding, bytes);
}
return(bytes);
}
public static string Reverse(this Je.IStrExpander e, string s)
{
if (string.IsNullOrWhiteSpace(s))
{
return(s);
}
var sb = new StringBuilder();
for (int i = s.Length - 1; i >= 0; i--)
{
sb.Append(s[i]);
}
return(sb.ToString());
}
public static string Right(this Je.IStrExpander e, string s, int length)
{
if (string.IsNullOrEmpty(s))
{
return(string.Empty);
}
if (length < 1)
{
return(string.Empty);
}
if (length > s.Length)
{
return(s);
}
return(s.Substring(s.Length - length));
}
public static string NewLen(this Je.IStrExpander exp, string s, int len)
{
s = s ?? string.Empty;
var oldLen = s.Length;
var newLen = len > 0 ? len : oldLen;
if (newLen == oldLen)
{
return(s);
}
var sb = new StringBuilder();
for (int i = 0; i < newLen; i++)
{
sb.Append(i < s.Length ? s[i] : ' ');
}
return(sb.ToString());
}
public static string Replace(this Je.IStrExpander e, string s, string substringOld, string substringNew)
{
if (substringOld == substringNew)
{
return(s);
}
if (substringOld == null)
{
return(s);
}
if (s == null)
{
return(null);
}
if (substringOld.Length > s.Length)
{
return(s);
}
substringNew = substringNew ?? "";
return(s.Replace(substringOld, substringNew));
}
public static string Repeat(this Je.IStrExpander e, string s, int count)
{
if (s == null)
{
return(null);
}
if (s == string.Empty || count <= 0)
{
return(s);
}
if (count == 1)
{
return(s);
}
var sb = new StringBuilder();
for (int i = 0; i < count; i++)
{
sb.Append(s);
}
return(sb.ToString());
}
public static TResult To <TResult, TConverter>(this Je.IStrExpander exp, string json) where TConverter : StringConverter
{
return((TResult)(Je.sys.InstanceOf <TConverter>()).Deserialize(json, typeof(TResult)));
}
public static T To <T>(this Je.IStrExpander exp, string json, StringConverter converter = null)
{
return((T)(converter ?? Converter).Deserialize(json, typeof(T)));
}
public static object To(this Je.IStrExpander e, string s, Type type, StringConverter converter = null)
{
return((converter ?? Converter).Deserialize(s, type));
}
public static string Of <TConverter>(this Je.IStrExpander e, object value) where TConverter : StringConverter
{
return((Je.sys.InstanceOf <TConverter>()).Serialize(value));
}
public static string Of(this Je.IStrExpander e, object value, StringConverter converter = null)
{
return((converter ?? Converter).Serialize(value));
}