if,if-else,?:

Decision Control Instruction:- After executing some continuously statement , take some decision and then execute a different line(statement).It is also known as selection control and it can be implemented by 3 ways.

1. if   
2. if else
3. ?: ternary(conditional) operator

1)if:- to execute a different statement without continuously and to skip a statement if keyword is used.
    syntax:
          if(condition)
          {
           //body write statement here
           }
example:

2)if-else:- if condition is correct then if block run else,else block is run.
   use of if-else inside if then it become nested if -else.
    syntax:
       if(condition)
      {
       //statement;
       }
       else
       {
        -----;
       }
example:

3)?: (ternary operator):- it is the only one operator in c which required 3 operand to perform their operation.

syntax:-  condition?if body statement:else body statement

example:

inside ternary we can also assign a value to a new variable:

example:

x=a>b ? a:b;  any one is assign into x from a and b