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Loops • Within a method, we can alter the flow of control using either conditionals or loops. • The loop statements while, do-while, and for allow us execute a statement(s) over and over. • Like a conditional, a loop is controlled by a boolean expression that determines how many times the statement is executed. E.g.,
The syntax of the while loop is: while (testExpression) { // the body of the loop } How while loop works? The while loop evaluates the testExpression inside the parentheses (). If testExpression is true, statements inside the body of while loop are executed. Then, testExpression is evaluated again.
29 sie 2024 · Syntax Structure of do while loop. The working of the do…while loop is explained below: When the program control first comes to the do…while loop, the body of the loop is executed first and then the test condition/expression is checked, unlike other loops where the test condition is checked first.
The syntax of a do...while loop in C programming language is: do. { statement(s); }while( condition ); Notice that the conditional expression appears at the end of the loop, so the statements in the loop execute once before the condition is tested.
PROGRAMMING: DO-WHILE LOOP. for loop is a useful way to get a computer to do a task a known number of times. As an example, for(j=1; jhN; j=j+1) { } sets j initially to 1, changes j by 1 each time the lines { } within the loop are executed, and then stops when j = N.
23 wrz 2017 · Syntax of do-while loop. do { //Statements }while(condition test); Flow diagram of do while loop. Example of do while loop. #include <stdio.h> int main() { int j=0; do { . printf("Value of variable j is: %d\n", j); . j++; }while (j<=3); return 0; } Output:
11 sie 2019 · What is the syntax of the do-while loop in C? do { statement(s); } while( condition ); What is a do-while loop? How do these do while loops work? Where should you use a do-while loop? As explained above a do-while loop executes the set of statements first and then check for the condition.
