2.7 String Methods
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Vocabulary
| Term | Definition |
|---|---|
| String(String str) constructor | Constructs a new String object that represents the same sequence of characters as str |
| int length() | Returns the number of characters in a String object |
| String substring(int from, int to) | Returns the substring beginning at index from and ending at index to − 1 |
| String substring(int from) | Returns substring(from, length()) |
| IndexOutOfBoundsException | A String object has index values from 0 to length – 1. Attempting to access indices outside this range will result in this error. |
| int indexOf(String str) | Returns the index of the first occurrence of str; returns -1 if not found |
| int compareTo(String other) | Returns a value < 0 if this is less than other; returns zero if this is equal to other; returns a value > 0 if this is greater than other |
| Application Programming Interfaces | APIs and libraries simplify complex programming tasks by providing sets of clearly defined methods of communication among various computing components. |
| Documentation | Documentation is the reference for how to use different methods and classes |