chapter7

DeitelC/Chapter7/test.c

@@ -0,0 +1,33 @@
+#include <stdio.h>
+
+void copy1 (char * const s1, const char * const s2);
+void copy2 (char * s1, const char * s2);
+
+int main(void)
+{
+	char str1[10];
+	char *str2 = "Hello"; //str2 points a string
+	copy1(str1, str2);
+	puts(str1);
+
+	char str3[10];
+	char str4[] = "Goodbye!"; //str4 creates an array containing string
+	copy2(str3, str4);
+	puts(str4);
+
+	return 0;
+}
+
+// array notation
+void copy1 (char * const s1, const char * const s2) {
+	for (size_t i = 0; (s1[i] = s2[i]) != '\0' ; i++) {
+		;
+	} 
+}
+
+// pointer notation
+void copy2 (char * s1, const char * s2) {
+	for (; (*s1 = *s2) != '\0'; ++s1, ++s2) {
+		;
+	} 
+}