What is #pragma startup and #pragma exit in c programming language?

Syntax:



#pragma startup [priority]

#pragma exit [priority]



Where priority is optional integral number.

For user priority varies from 64 to 255

For c libraries priority varies from 0 to 63

Default priority is 100.



pragma startup always execute the function before the main function pragma exit always execute the function after the main function.Function declaration of must be before