Sprite - Related information

• Which of the sprite (CSS Sprite) or the font icon (Icon Font) is more suitable for use in a production environment in 2018?

  I have mentioned sprite in many articles about front-end website optimization and request optimization, but I have never used it in my actual production project. Observe that the major platforms (Taobao, Tmall, JD.com, SUNING, etc.) have basically aband...

  Iconfont css3 css Sprite

  Apr.03,2021
• JS regularly matches the p tag but does not match the pre tag. All have a p.

  replace( <(?!p| p).*?> g, )...

  Javascript html5

  Mar.03,2022
• Why every time I enter www.baidu.com, in the address bar will first pick a connection in the picture, and then enter the Baidu search page, why ah?

  ...

  Search engine

  Mar.18,2021
• Variable type conversion problems with php7.0 and php7.2?

  < H2 > Code 001 version 7.0 < H2 > <?php $a= ; $a[ 1 ]=""; $a[ 0 ]="zzz"; var_dump($a); echo "PHP:".phpversion(); ?> < H2 > results 001 version 7.0 < H2 > array(2) { [1]=> string(9) "" [0]...

  Php

  Mar.22,2021
• Already have the file address returned by the backend, how to control the browser download?

  I did this before: click the "download " button, and the backend will return the file address, then change the value of downloadUrl to download successfully <a class="link" href="{{downloadUrl}}" ng-click="download()"&...

  Javascript

  Mar.18,2021
• WeChat Mini Programs, clear the assignment

  initial effect: : but my reset button clears the assignment to input. Why did you pick a random one and go up with all the values? Code: page( data: { inputValue: , inputdata: , workselect: , moneyselect: ,...

  WeChat Mini Programs

  Mar.28,2021