how to screate a string c code example

Example 1: c inizialize strng

char c[] = "abcd";

char c[50] = "abcd";

char c[] = {'a', 'b', 'c', 'd', '\0'};

char c[5] = {'a', 'b', 'c', 'd', '\0'};

Example 2: declare string in c

char string[20];