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;
}
}
}count characters in string
# count characters iterative
def count_chars(s)
count = Hash.new(0)
s.split("").each do |x|
count[x] += 1
end
count
end
# count characters functional
s.chars.map {|c| [c, s.chars.count(c)] }.to_hCopyright © 2021 Codeinu
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