Syntax in C

To know why syntax is important click here.

• printf("...",arguments)

Output: ...

• scanf("format specifiers",&variable)

Output: It will take value from user. 

• if(condition)
{...}
else
{...}

Output: We can use this when we need to check condition and thereby assign task. 

• if(condition)
{...}
else if(condition)
{...}
else
{...}
Output: We can use this when we need to check multiple condition and thereby assign task. 

• for(initialization; condition; incrementation or decrementation)

Output: We can use this when we need to iterate any task.


• while(condition)
{...}
Output: We can use this when we need to iterate any task. 

• do
{...}
while(condition);
Output: We can use this when we need to iterate any task.  

• switch(variable)
{
case 1: ...
break;
case 2: ...
break;
.
.
.
default: ...
break;
}
Output: We can use when we want to select a specific task out of several tasks.  
Note:If we don't use break statement then all further statements will be executed till it encounters an break statement or default statement.

• return_type function_name(parameters)
{...
return_statement; }