--- libelwix/example/test_find2replace.c	2024/10/26 14:24:07	1.1
+++ libelwix/example/test_find2replace.c	2024/10/28 09:58:51	1.2
@@ -0,0 +1,44 @@
+#include <stdio.h>
+#include <string.h>
+#include <elwix.h>
+
+
+int
+main(int argc, char **argv)
+{
+	int mlen, hm;
+	char *str;
+	const char *cs = "ABCDEF123GHIJ321KL123MNOP123QRST122UWV123XYZ";
+	const char *csb = "123ABCDEF123GHIJ321KL123MNOP123QRST122UWV123XYZ";
+	const char *cse = "ABCDEF123GHIJ321KL123MNOP123QRST122UWV123XYZ123";
+	const char *csn = "";
+	const char *cso = "AB";
+
+	hm = str_find2replace(cs, "123", NULL, NULL, NULL);
+	printf("s&r howmany=%d only\n", hm);
+
+	hm = str_find2replace(cs, "123", "*3245*", &str, &mlen);
+	printf("s&r howmany=%d origin=%s new(%d)=%s\n", hm, cs, mlen, str);
+	e_free(str);
+	hm = str_find2replace(csb, "123", "*3245*", &str, &mlen);
+	printf("s&r howmany=%d origin=%s new(%d)=%s\n", hm, csb, mlen, str);
+	e_free(str);
+	hm = str_find2replace(cse, "123", "*3245*", &str, &mlen);
+	printf("s&r howmany=%d origin=%s new(%d)=%s\n", hm, cse, mlen, str);
+	e_free(str);
+	hm = str_find2replace(csn, "123", "*3245*", &str, &mlen);
+	printf("s&r howmany=%d origin=%s new(%d)=%s\n", hm, csn, mlen, str);
+	e_free(str);
+	hm = str_find2replace(cso, "123", "*3245*", &str, &mlen);
+	printf("s&r howmany=%d origin=%s new(%d)=%s\n", hm, cso, mlen, str);
+	e_free(str);
+
+	hm = str_find2replace(cs, "123", NULL, &str, &mlen);
+	printf("s&e howmany=%d origin=%s new(%d)=%s\n", hm, cs, mlen, str);
+	e_free(str);
+
+	hm = str_find2replace(cs, "123", "*", &str, &mlen);
+	printf("s&r howmany=%d origin=%s new(%d)=%s\n", hm, cs, mlen, str);
+	e_free(str);
+	return 0;
+}