Java by API/org.apache.commons.lang/CharSetUtils

CharSetUtils: count(String str, String set)

   <source lang="java">

/* B and o count = 3 B,o,k,e and r count = 8

*/

import org.apache.rumons.lang.CharSetUtils; public class CharSetUtilsTrial {

 public static void main(String[] args) {
   // Count all occurrences of all the characters specified.
   System.out.println("B and o count = " + CharSetUtils.count("BorisBecker", "Bo")); // 3
   System.out.println("B,o,k,e and r count = "
       + CharSetUtils.count("BorisBecker", new String[] { "Bo", "ker" })); // 8
 }

}

      </source>
   
  
 
  

CharSetUtils: count(String str, String[] set) (2)

   <source lang="java">

/* B and o count = 3 B,o,k,e and r count = 8

*/

import org.apache.rumons.lang.CharSetUtils; public class CharSetUtilsTrial {

 public static void main(String[] args) {
   // Count all occurrences of all the characters specified.
   System.out.println("B and o count = " + CharSetUtils.count("BorisBecker", "Bo")); // 3
   System.out.println("B,o,k,e and r count = "
       + CharSetUtils.count("BorisBecker", new String[] { "Bo", "ker" })); // 8
 }

}

      </source>
   
  
 
  

CharSetUtils: delete(String str, String set)

   <source lang="java">

/* Delete B and o = risecker Delete B,o,k,e and r = isc

*/

import org.apache.rumons.lang.CharSetUtils; public class CharSetUtilsTrial {

 public static void main(String[] args) {
   // Specified characters deleted.
   System.out.println("Delete B and o = " + CharSetUtils.delete("BorisBecker", "Bo")); // risecker
   System.out.println("Delete B,o,k,e and r = "
       + CharSetUtils.delete("BorisBecker", new String[] { "Bo", "ker" })); // isc
 }

}

      </source>
   
  
 
  

CharSetUtils: delete(String str, String[] set) (2)

   <source lang="java">

/* Delete B and o = risecker Delete B,o,k,e and r = isc

*/

import org.apache.rumons.lang.CharSetUtils; public class CharSetUtilsTrial {

 public static void main(String[] args) {
   // Specified characters deleted.
   System.out.println("Delete B and o = " + CharSetUtils.delete("BorisBecker", "Bo")); // risecker
   System.out.println("Delete B,o,k,e and r = "
       + CharSetUtils.delete("BorisBecker", new String[] { "Bo", "ker" })); // isc
 }

}

      </source>
   
  
 
  

CharSetUtils: keep(String str, String set)

   <source lang="java">

/* Keep B and o = BoB Squeeze B and o = Borisbbbecker

*/

import org.apache.rumons.lang.CharSetUtils; public class CharSetUtilsTrial {

 public static void main(String[] args) {
   // Keeps only the characters specified
   System.out.println("Keep B and o = " + CharSetUtils.keep("BorisBecker", "Bo")); // BoB
   // Removes specified character repetitions
   System.out.println("Squeeze B and o = " + CharSetUtils.squeeze("BBoooorisbbbecker", "Bo")); // Borisbbbecker
 }

}

      </source>
   
  
 
  

CharSetUtils: squeeze(String str, String set)

   <source lang="java">

/* Keep B and o = BoB Squeeze B and o = Borisbbbecker

*/

import org.apache.rumons.lang.CharSetUtils; public class CharSetUtilsTrial {

 public static void main(String[] args) {
   // Keeps only the characters specified
   System.out.println("Keep B and o = " + CharSetUtils.keep("BorisBecker", "Bo")); // BoB
   // Removes specified character repetitions
   System.out.println("Squeeze B and o = " + CharSetUtils.squeeze("BBoooorisbbbecker", "Bo")); // Borisbbbecker
 }

}

      </source>