substring() now just copies all the characters into a new String. Ergo, substring is O(n) in Java 7 update II. Time Complexity of Arrays.sort() method Soltion: The time complexity of this predefined ...

Skip to content Navigation Menu Toggle navigation ...

I used a variety of methods from the String class, including length(), charAt() and substring(). To get the number of characters in a given piece of text, the Java String length() method is all you ...