What are the limitations with switch statement?

Switch statement is a powerful statement used to handle many alternatives and provides good presentation for C program. But there are some limitations with switch statement which are given below:

Logical operators cannot be used with switch statement. For instance

case k>=20:

is not allowed

Switch case variables can have only int and char data type. So float or no data type is allowed.

For instance in the switch syntax given below:

switch(ch)

{

case 1:

statement-1;

break;

case 2:

statement-2;

break;

}

In this ch can be integer or char and cannot be float or any other data type.

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saurav kant prasad

Sep 2nd, 2006

THE CERTAIN LIMITATIONS WHILE UISING SWITCH CASE IS AS FOLLOWS::::::1. #INCLUDE VOID MAIN(){INT J=2;CHAR CH; SWITCH(CH){CASE 1:STATEMENT; BREAK; CASE J:STATEMENT2;//WE CAN'T WRITE LIKE THIS BREAK;CASE........}2.INT K=1;SWITCH(){ CASE1:STATEMENT1; BREAK;CASE 2*K+1:ST2; BREAK;}