A length example for Java arrays Here is an example of using the Java length method to get the number of elements in an array: int[] simpleArray = {1,2,3,4,5}; int simpleArraySize = simpleArray.length ...

Quite often, when validating input or manipulating text, you want to eliminate leading and trailing whitespace. This can be achieved through the use of the Java String’s trim method. String javaString ...