Append a single character to a string or char array in java

Question

Is it possible to append a single character to the end of array or string in java  Example  private static void   methodName                        String character    quot a quot      String otherString    quot helen quot         this is where i need help  i would like to make the otherString become         helena  is there a way to do this

User · Answer

just add them like this                       String character    a           String otherString    helen           otherString otherString character          System out println otherString

User · Answer

You ll want to use the static method Character toString char c  to convert the character into a string first  Then you can use the normal string concatenation functions

User · Answer

new StringBuilder   append str charAt 0                       append str charAt 10                       append str charAt 20                       append str charAt 30                       toString      This way you can get the new string with whatever characters you want

User · Answer

1  String otherString    helen    character   2  otherString     character

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public class lab   public static void main String args        Scanner input   new Scanner System in      System out println  Enter a string        String s1     s1   input nextLine       int k   s1 length       char s2     s2 s1 charAt k-1      s1 s2 s1 s2     System out println  The new string is n   s1              Here s the output you ll get     Enter a string      CAT The new string is      TCATT    It prints the the last character of the string to the first and last place  You can do it with any character of the String

User · Answer

First of all you use here two strings     marks a string it may be   -empty  s - string of lenght 1 or   aaa  string of lenght 3  while    marks chars    In order to be able to do String str    a     aaa     a  you must use  method Character toString char c  as  Thomas Keene said so an example would be String str    a     aaa    Character toString  a

User · Answer

And for those who are looking for when you have to concatenate a char to a String rather than a String to another String as given below   char ch    a   String otherstring    helen      do this otherstring   otherstring        ch  System out println otherstring      output   helena

[java] Append a single character to a string or char array in java?

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