get certain character from string java
String words = "Hi There"; //creating a string var named 'words'
char index = words.charAt(0); /* setting a variable 'index' to letter
'0' of variable 'words'. In this case, index = 'H'.*/
System.out.println(index); //print var 'index' which will print "H"counting the number of characters in a string java
public static void main(String[] args) {
int wordCount = 0;
String word = "hill";
for (char letter = 'a'; letter <= 'z'; letter++) {
for (int i = 0; i < word.length(); i++) {
if (word.charAt(i) == letter) {
wordCount++;
}
}
if (wordCount > 0) {
System.out.println(letter + "=" + wordCount);
wordCount = 0;
}
}
}Copyright © 2021 Codeinu
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