while (boolean_condition){
repeated_statement_or_block
}
boolean_condition must be an expression that returns a boolean result.
repeated_statement_or_block is the body of while statement.
repeated_statement_or_block will be executed again and again as long as the boolean_condition is true.
public class MainClass {
public static void main(String[] argv) {
int i = 0;
while (i < 5) {
System.out.println(i);
i++;
}
}
}
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