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check string in c

Name: Anonymous 2009-05-24 9:14

what the fast way to check that string contain only characters within some set like "a-z0-9"?

Name: Anonymous 2009-05-25 15:55

>>68
is_inset(char*s){while(*s){if(!(*s>'`'&&*s<'{'||*s>'/'&&*s<':'))return 0;++s;}return 1;}

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