TEst case is written format of input and expected result in 
order to perform a manual Testing
while
Test script is Programming logic form of a test case in 
order to perform Automation Testing

Test case defines  step by step procedure to perform 
testing.which contains description,testdata,expected 
output...
where as Test script is a collection of instructions
(scripting language) to perform particular task.

hi friends i need clarification for this one 
what is diffrence between test case and test data format?

Test case:
Step	Description	Expected Results	P/F


	Comments 


Test data
The data what we have to pass as a input in the testing.