Convert signed char[] to unsigned char[] in C

Question

I would like to convert an array of signed char to an array of unsigned char in C. How can I do it ?

Please see: [Stack Overflow is not your personal research assistant](http://meta.stackexchange.com/a/128553/172496). What may be confusing you is that [Stack Overflow is not like all those other sites](http://meta.stackexchange.com/a/128554/172496) — Brian Roach, Apr 29 '12 at 19:24
I think instead of give full answer,wait for the author of thread show what he have tried and then points a way. — Jack, Apr 29 '12 at 19:37
I'd think it's casting what was searched for https://stackoverflow.com/a/5042335/2932052 — Wolf, Sep 20 '17 at 13:37

score 5 · Accepted Answer · answered Apr 29 '12 at 19:31

5

Why not use memcpy?

unsigned char uChars[count];
signed char sChars[count];

memcpy(uChars, sChars, count);

answered Apr 29 '12 at 19:31

+1. Is `char foo[x]` of `signed` type by default,right? – Jack Apr 29 '12 at 19:32
4

@Jack Implementation-dependent. – Daniel Fischer Apr 29 '12 at 19:39

1 Answers1