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  1.  
  2.  class App {
  3.     public static void main(String[] args) {
  4.     String str = "HexlEt";
  5.     char ch = 'e';
  6.     int result = countChars(str, ch);
  7.  
  8.     System.out.println("Chars quantity '" + ch + "' in a line '" + str + "': " + result);
  9.  }
  10.     public static int countChars(String str, char ch) {
  11.         var i = 0;
  12.         var count = 0;
  13.         var lowerChar = Character.toLowerCase(ch);
  14.         while (i < str.length()) {
  15.         	var currentChar = Character.toLowerCase(str.charAt(i));
  16.             if (currentChar == lowerChar) {
  17.                 count = count + 1;
  18.         }
  19.             i += 1;
  20.         }
  21.         return count;
  22.     }
  23. }
  24.  
  25.  // BEGIN
  26.     //    var i = 0;
  27.     //    var count = 0;
  28.      //   var lowerChar = Character.toLowerCase(ch);
  29.      //   while (i < str.length()) {
  30.      //       var currentChar = Character.toLowerCase(str.charAt(i));
  31.      //       if (currentChar == lowerChar) {
  32.     //            count = count + 1;
  33.      //       }
  34.      //       i = i + 1;
  35.      //   }
  36.  
  37.      //   return count;
  38.         // END
Success #stdin #stdout 0.2s 58064KB
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Standard input is empty
stdout
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Chars quantity 'e' in a line 'HexlEt': 2
https://ideone.com/cIsEv1
language:
Java (HotSpot 12)
created:
10 days ago
visibility:
public

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