If else statement in c++

bca ppt if else for c++

1. If else statement in c++ Submitted by :- Bishal Sharma Submitted to :- Gitanjali Gupta

2. Contents:- I ntroduction to -If statement( syntax,working,example ) Introduction to -If else statement( working,example )

3. If statement (syntax): if ( testExpression ) { // statements }

4. How if statement works?

5. Sample of if program #include < iostream > using namespace std ; int main() { int number; cout << "Enter an integer: "; cin >> number; if ( number > 0) { cout << "You entered a positive integer: " << number ; } return 0; }

6. Syntax if (testExpression1) { // statements to be executed if test expression1 is true ; } e lse { // statement to be execute if test expression is false; }

7. C++ if...else working The if else executes the codes inside the body of if statement, if the test expression is true it skips the codes inside the body of else . If expression is false it will skips code inside if and execute according to Else statement.

8. C++ if... else working

9. Example #include < iostream > using namespace std ; int main() { int number; cout << "Enter an integer: "; cin >> number; if ( number >= 0) { cout << "You entered a positive integer: " << number << endl ; } else { cout << "You entered a negative integer: " << number << endl ; } return ; }

10. Thank you