Add array indexing (not writing yet, though...)HEADmaster

1 files changed, 33 insertions, 4 deletions

diff --git a/nl/string_index.nl b/nl/string_index.nl
index deb4188..55bbc08 100644
--- a/nl/string_index.nl
+++ b/nl/string_index.nl
@@ -1,15 +1,44 @@
 extern func void(i32) putchar;
 extern func u64(ptr(i8)) strlen;
+extern func ptr(i8)(u64) malloc;
+
+void printnum(i32 n) {
+	if (n < 0) {
+		putchar('-');
+		n = -n;
+	}
+	if (n == 0) {
+		putchar('0');
+		return;
+	}
+	while (n > 0) {
+		putchar('0' + n % 10);
+		n = n / 10;
+	}
+}
 
 i32 main() {
 	ptr(i8) s = "kaas";
-	ptr(i8) orig = s;
-	s = s + strlen(s) - 1;
 	i32 i = 0;
-	while (i < strlen(orig)) {
-		putchar(*(s - i));
+	while (i < cast(i32)(strlen(s))) {
+		putchar(s[i]);
 		i = i + 1;
 	}
 	putchar('\n');
+
+	/*ptr(i32) arr = cast(ptr(i32))(malloc(4U*16U));
+	arr[0] = 1;
+	arr[1] = 1;
+	i32 i = 2;
+	while (i < 16) {
+		arr[i] = arr[i-2] + arr[i-1];
+		i = i + 1;
+	}
+	i = 0;
+	while (i < 16) {
+		printnum(arr[i]);
+		putchar(' ');
+	}
+	putchar('\n');*/
 	return 0;
 }