Sunday, September 27, 2015

Continue

Sometimes it is useful to force an early iteration of a loop. That is, you might want to continue running the loop but stop processing the remainder of the code in its body for this particular iteration.

A goto just past the body of the loop, to the loop’s end. The continue statement performs such an action.

In while and do-while loops, a continue statement causes control to be transferred directly to the conditional expression that controls the loop.

In a for loop, control goes first to the iteration portion of the for statement and then to the conditional expression. For all three loops, any intermediate code is bypassed.

Here is an example program that uses continue statement

// Demonstrate continue.
class WLContinue
{
public static void main(String args[])
{
for(int i=0; i<5; i++)
{
if (i%2 == 0)
continue;
System.out.println("i: "+i);
}
}
}
 
Type following command in command prompt
 
javac WLContinue.java
java WLContinue
 
i: 1
i: 3
 

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