Path: csiph.com!x330-a1.tempe.blueboxinc.net!usenet.pasdenom.info!selfless.tophat.at!newsfeed.xs4all.nl!newsfeed6.news.xs4all.nl!xs4all!post.news.xs4all.nl!not-for-mail Return-Path: X-Original-To: python-list@python.org Delivered-To: python-list@mail.python.org X-Spam-Status: OK 0.001 X-Spam-Evidence: '*H*': 1.00; '*S*': 0.00; 'python,': 0.01; 'operator': 0.05; 'python?': 0.05; 'subject:Python': 0.06; 'python': 0.08; 'operator,': 0.09; 'programmer': 0.11; 'received:209.85.214.174': 0.13; 'received:mail- iw0-f174.google.com': 0.13; 'from:addr:rosuav': 0.16; 'from:name:chris angelico': 0.16; 'twice.': 0.16; 'unary': 0.16; 'useless.': 0.16; 'variable.': 0.16; "doesn't": 0.22; 'header:In- Reply-To:1': 0.22; 'received:209.85.214': 0.28; 'all,': 0.28; 'message-id:@mail.gmail.com': 0.28; 'fairly': 0.30; 'subject:?': 0.31; 'does': 0.32; "what's": 0.33; 'to:addr:python-list': 0.34; 'but': 0.37; 'using': 0.37; 'received:google.com': 0.38; 'received:209.85': 0.38; 'subject:: ': 0.38; 'to:addr:python.org': 0.39; 'meaning': 0.40; 'received:209': 0.40; 'legal': 0.69; 'expects': 0.84; 'rafael': 0.91 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type:content-transfer-encoding; bh=IGOZHfMuQynfWvsjpOI+x15xQ+kD+cr9tixx0FduPcU=; b=qc2c7Di6xU2wN4IRwxShrU8bXUCcKp34ylzy+y00zXxhkNotMauo69oJvKKXINRQ57 o0ITrQo124XX3VYpdB0sMe8HrVYXxpk6dcQrL01j+QCgm6GS1dPrFWl0gT4sEvOpqIQ0 5J+gtA6gg57l4fKgw75T0pSbRE/OgLbjeOc6c= MIME-Version: 1.0 In-Reply-To: References: Date: Fri, 15 Jul 2011 17:55:33 +1000 Subject: Re: Python ++ Operator? From: Chris Angelico To: python-list@python.org Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-BeenThere: python-list@python.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: General discussion list for the Python programming language List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Newsgroups: comp.lang.python Message-ID: Lines: 10 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1310716536 news.xs4all.nl 23942 [2001:888:2000:d::a6]:34579 X-Complaints-To: abuse@xs4all.nl Xref: x330-a1.tempe.blueboxinc.net comp.lang.python:9521 2011/7/15 Rafael Dur=E1n Casta=F1eda : > Hello all, > What's the meaning of using i++? Even, does exist ++ operator in python? ++i is legal Python but fairly useless. It's the unary + operator, applied twice. It doesn't increment the variable. Now, i+=3D1 IS valid Python, and WILL do what a C programmer expects it to. ChrisA