package util;

import java.util.Arrays;

import java.util.List;

public class DemoString {

public String reverseAString(String inString) {

StringBuilder sb = new StringBuilder();

for (int i = inString.length() - 1; i >= 0; i--) {

sb.append(inString.charAt(i));

}

return sb.toString();

}

public String reverseAString2(String inString) {

return inString.transform(str -> {

StringBuilder sb = new StringBuilder();

/* for (int i = str.length() - 1; i >= 0; i--) {

sb.append(str.charAt(i));

}*/

for (char c:str.toCharArray()) {

sb.insert(0, c);

}

return sb.toString();

});

}

public String reverseAString3(String inString) {

return new StringBuilder(inString).reverse().toString();

}

public List<String> splitWords(String inString) {

return inString.transform(str -> Arrays.asList(str.split("[\\s,]+"))

);

}

}