<html lang="en"> <head> <title>c99-like fast enumeration syntax - Using the GNU Compiler Collection (GCC)</title> <meta http-equiv="Content-Type" content="text/html"> <meta name="description" content="Using the GNU Compiler Collection (GCC)"> <meta name="generator" content="makeinfo 4.13"> <link title="Top" rel="start" href="index.html#Top"> <link rel="up" href="Fast-enumeration.html#Fast-enumeration" title="Fast enumeration"> <link rel="prev" href="Using-fast-enumeration.html#Using-fast-enumeration" title="Using fast enumeration"> <link rel="next" href="Fast-enumeration-details.html#Fast-enumeration-details" title="Fast enumeration details"> <link href="http://www.gnu.org/software/texinfo/" rel="generator-home" title="Texinfo Homepage"> <!-- Copyright (C) 1988-2015 Free Software Foundation, Inc. Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with the Invariant Sections being ``Funding Free Software'', the Front-Cover Texts being (a) (see below), and with the Back-Cover Texts being (b) (see below). A copy of the license is included in the section entitled ``GNU Free Documentation License''. (a) The FSF's Front-Cover Text is: A GNU Manual (b) The FSF's Back-Cover Text is: You have freedom to copy and modify this GNU Manual, like GNU software. Copies published by the Free Software Foundation raise funds for GNU development.--> <meta http-equiv="Content-Style-Type" content="text/css"> <style type="text/css"><!-- pre.display { font-family:inherit } pre.format { font-family:inherit } pre.smalldisplay { font-family:inherit; font-size:smaller } pre.smallformat { font-family:inherit; font-size:smaller } pre.smallexample { font-size:smaller } pre.smalllisp { font-size:smaller } span.sc { font-variant:small-caps } span.roman { font-family:serif; font-weight:normal; } span.sansserif { font-family:sans-serif; font-weight:normal; } --></style> </head> <body> <div class="node"> <a name="c99-like-fast-enumeration-syntax"></a> <a name="c99_002dlike-fast-enumeration-syntax"></a> <p> Next: <a rel="next" accesskey="n" href="Fast-enumeration-details.html#Fast-enumeration-details">Fast enumeration details</a>, Previous: <a rel="previous" accesskey="p" href="Using-fast-enumeration.html#Using-fast-enumeration">Using fast enumeration</a>, Up: <a rel="up" accesskey="u" href="Fast-enumeration.html#Fast-enumeration">Fast enumeration</a> <hr> </div> <h4 class="subsection">8.9.2 C99-Like Fast Enumeration Syntax</h4> <p>A c99-like declaration syntax is also allowed: <pre class="smallexample"> id array = ...; for (id object in array) { /* Do something with 'object' */ } </pre> <p>this is completely equivalent to: <pre class="smallexample"> id array = ...; { id object; for (object in array) { /* Do something with 'object' */ } } </pre> <p>but can save some typing. <p>Note that the option <samp><span class="option">-std=c99</span></samp> is not required to allow this syntax in Objective-C. <!-- ================================ --> </body></html>