how to count lowercase letter in Textbox

Question

Hello Everyone would like to ask if how to count the lowercase letter detected in textbox? please refer me to the right link or please give me example? Thank you & Godbless

Jaganathan Bantheswaran · Answer

Hi You can count using RegEx. using System.IO; using System; using System.Text.RegularExpressions; class Program { static void Main() { string strRegex = @(? RegexOptions myRegexOptions = RegexOptions.Multiline; Regex myRegex = new Regex(strRegex myRegexOptions); string strTargetString = @ADGFesD; Console.WriteLine(The string has  + myRegex.Matches(strTargetString).Count +  lowercase letters); } }

mary jean ligas · Answer

Thank you so much it is working now!! ^_^

Rajesh Kumar Jha · Answer

Hi Mary Try Doing the following.... foreach (char ch in TextBox1.Text.ToCharArray()) { if(Char.IsLower(ch)) count++; }