ansilove

commit 87a46d2bfd150ebe89da89be1cdba4fdc620bfa0
parent 97acb934ae410fc8a9be51f3272d7b504750eec5
Author: ByteProject <stefan.vogt@byteproject.net>
Date:   Wed, 21 Dec 2011 10:58:07 +0100

implementation of PHP's substr() in ANSI C

Diffstat:
A
ansilove/substr.h
 | 
16
++++++++++++++++
A
ansilove/substr.m
 | 
20
++++++++++++++++++++

2 files changed, 36 insertions(+), 0 deletions(-)
diff --git a/ansilove/substr.h b/ansilove/substr.h
@@ -0,0 +1,16 @@
+//
+//  substr.h
+//  AnsiLove/ObjC
+//
+//  Copyright (c) 2011, Stefan Vogt. All rights reserved.
+//  http://byteproject.net
+//
+//  Use of this source code is governed by a MIT-style license.
+//  See the file LICENSE for details.
+//
+
+#import <Foundation/Foundation.h>
+
+// Returns the portion of a string specified by start and length parameters.
+
+char *substring(const char *str, size_t begin, size_t len);
diff --git a/ansilove/substr.m b/ansilove/substr.m
@@ -0,0 +1,20 @@
+//
+//  substr.m
+//  AnsiLove/ObjC
+//
+//  Copyright (c) 2011, Stefan Vogt. All rights reserved.
+//  http://byteproject.net
+//
+//  Use of this source code is governed by a MIT-style license.
+//  See the file LICENSE for details.
+//
+
+#import "substr.h"
+
+char *substring(const char *str, size_t begin, size_t len) 
+{ 
+    if (str == 0 || strlen(str) == 0 || strlen(str) < begin || strlen(str) < (begin+len)) 
+        return 0; 
+    
+    return strndup(str + begin, len);
+}