错误默认值造成的郁闷

令人不爽的数据检查

妙音 posted @ 2013年12月17日 22:01 in coding , 1301 阅读

每当看到,用if检查数据,正确则把参数参入xxx函数执行,总是很不爽.

不仅感觉难看,而且使逻辑混乱.

数据合法性判断是函数自身的职责,如果将这个职责移到外面,它就是一个污染.

使用这个函数的地方越多污染的也越多.

 

Avatar_small
Lagend SEO 说:
2020年12月08日 16:01

Hi there! Nice stuff, do keep me posted when you post again something like this! 123movies2021

Avatar_small
Lagend SEO 说:
2020年12月08日 22:00

Thanks for a very interesting blog. What else may I get that kind of info written in such a perfect approach? I've a undertaking that I am simply now operating on, and I have been at the look out for such info. how to install smart glass

Avatar_small
Lagend SEO 说:
2020年12月09日 17:30

You make so many great points here that I read your article a couple of times. Your views are in accordance with my own for the most part. This is great content for your readers. How to clean a washing machine front loader

Avatar_small
Lagend SEO 说:
2020年12月09日 20:41

Bihar 10th Board Routine 2021 has Been Declared by BSEB on the Official Website. Bihar Board Matric Exam 2021 is to be Conducted in the Month of February. Students can Download Their BSEB 10th Board Time Table 2021 Total Two Shifts Syllabus Is (1st Shift) and (2nd Shift) Subjects in English (General), Social Science, Science, Mathematics, Mother Tongue (Hindi, Urdu, Bangla, Maithili), Second India Language, Optional Subjects. Bihar School Examination Board, Patna (BSEB) Will be Conducting Class 10th Board Examination, Which is Also Known As Matric Examination For Secondary School Certificate. BSEB Bihar School Examination Board Class 10th Previous Year Question Paper are the Best Guide to Prepare for the Matric Final Examination. B.S.E.B. Bihar Board Online Question Paper 2021

Avatar_small
Lagend SEO 说:
2020年12月12日 16:46

I think this is an informative post and it is very beneficial and knowledgeable. Therefore, I would like to thank you for the endeavors that you have made in writing this article. All the content is absolutely well-researched. Thanks... บาคาร่าUFAcasino

Avatar_small
Eguzkiñe Shirley 说:
2020年12月15日 15:18

The Kerala State Electricity Board (KSEB) has made online payment mandatory for all domestic consumer whose bill having 3000 and above, where KSEB accepts payments through online methods too, and the payments to KSEB can be done first of all through their office counters still functioning but limitation for visiting and queuing in front of the KSEB office counter, and time limit, so if you choose KSEB online payment through KSEB quick pay or with login, you can avoid physical appearance to the KSEB office and queuing in front of the counter. KSEB Online Payment login

Avatar_small
LEGEND SEO 说:
2020年12月24日 15:10

I have read your article, it is very informative and helpful for me.I admire the valuable information you offer in your articles. Thanks for posting it.. casino online canada

Avatar_small
Thea Harvey 说:
2020年12月29日 18:34

Students should solve the subject-wise HPBOSE Class 12th sample papers to understand the exam pattern and difficulty level in a better way. Himachal Pradesh Board (HPBOSE) has uploaded the HP Board 12th model papers on its official website, hpbose.org. HP Board Class 12th sample papers are created on the basis of final question papers. Hence, students appearing for HP Board 12th exams 2021 should download and solve the HP Board 12th model papers to prepare better and in the right direction. Students can easily download the HP Board 12th sample papers in the form of PDF and solve in pen-paper mode. Because the final exam will be held in pen and paper mode. HPBOSE Plus-2 Question Paper 2021

Avatar_small
Denise Carroll 说:
2021年1月02日 16:27

Great job for publishing such a beneficial web site. Your web log isn’t only useful but it is additionally really creative too. There tend to be not many people who can certainly write not so simple posts that artistically. Continue the nice writing anonse erotyczne


登录 *


loading captcha image...
(输入验证码)
or Ctrl+Enter