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Tag Archives: patterns
Use regular expressions to rename files in a directory hierarchy in C#
This example extends the example Use regular expressions to rename files within a date range and that match a pattern in C# to let you rename files that match a pattern and that were modified within a date range. See … Continue reading
Posted in files, regular expressions
Tagged C#, C# programming, date range, example, example program, file modification date, files, pattern matching, patterns, Regex, regular expressions, rename files, Windows Forms programming
Comments Off on Use regular expressions to rename files in a directory hierarchy in C#
Find files that match multiple patterns in C#
The System.IO.Directory.GetFiles method lets you easily search for files in a directory that match a pattern. Unfortunately it can only search for files that match a single pattern. For example, if you want to find files that match the patterns … Continue reading
Posted in .NET, files
Tagged .NET, C#, C# programming, directory, example, example program, files, find files, GetFiles, pattern matching, patterns, search, search for files, System.IO, Windows Forms programming
2 Comments
Replace text in the lines of a string in C#
This example uses the following code to replace text in the lines of a string. private void btnGo_Click(object sender, EventArgs e) { try { Regex reg_exp = new Regex(txtPattern.Text); lblResult.Text = reg_exp.Replace( txtInput.Text, txtReplacementPattern.Text); } catch (Exception ex) { MessageBox.Show(ex.Message); … Continue reading
Posted in regular expressions, strings
Tagged C#, C# programming, example, example program, parse, parsing, patterns, regular expressions, replace, replace lines, string parsing, strings, Windows Forms programming
6 Comments
Use regular expressions to rename files within a date range and that match a pattern in C#
This example extends the example Use regular expressions to rename files that match a pattern in C# to let you rename files within a date range. See the previous example for most of the details. This post describes the changes … Continue reading
Use regular expressions to rename files that match a pattern in C#
This example shows how to use regular expressions to rename files. To use the program, enter a directory name and a file pattern. Also enter regular expression find and replace patterns. When you click Preview Changes, the program searches the … Continue reading
Posted in files, regular expressions
Tagged C#, C# programming, example, example program, files, pattern matching, patterns, Regex, regular expressions, rename files, Windows Forms programming
6 Comments