C-Language char s[] and char *s differences

Source: Internet
Author: User

C language Char s[] and char *s the difference, the following explanation of the answer is very clear.

The difference.

char *s = "Hello world";

Would place Hello world in the read-only parts of the memory and making s a pointer to that, making any writing operation O n this memory illegal. While doing:

char s[] = "Hello world";

Puts the literal string in read-only memory and copies the string to newly allocated memory on the stack. Thus Making

s[0] = ‘J‘;
Legal.
from Http://stackoverflow.com/questions/1704407/what-is-the-difference-between-char-s-and-char-s-in-c

C-Language char s[] and char *s differences

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