firefox devtools

Firefox is the main web browser in Ubuntu. It is pre-installed in the system and added to the default Ubuntu software library to get the latest version of Firefox for automatic updates. Most users do not need to worry about installing or using Firefox, because there is no problem, it has been installed and can be used. You always get the version of

First step: Download the latest installation package to the official website[Click to download] Get firefox-latest.tar.bz2Step Two: Unpack the installation package$ tar jxfv firefox-latest.tar.bz2Unzip the Firefox directoryStep Three: Replace the original Firefox$ cd/usr/lib$ sudo mv

ArticleDirectory Option 1: IE8 and Firefox using the same style, IE6 and IE7 using another Option 2: IE8 and Firefox using the same style, IE6 and IE7 using their own styles different to IE8 and Firefox. Option 3: similar to above, but if you need to target IE8 and Firefox separately. Option 4: simila

1. Distinguish between IE and non-IE browser CSS hack code #divcss5 {Background:blue; /* Non IE background blue */Background:red \9; /*ie6, IE7, IE8 background red */} 2. Distinguish ie6,ie7,ie8,ff CSS HACK"Distinguishing symbols": "\9", "*", "_""Example": #divcss5 {Background:blue; /*firefox background turns blue */Background:red \9; /*IE8 Background Turn red */*background:black; /*IE7 background turns black

When it comes to everyday mainstream browsers, you have to mention the Mozilla Firefox browser. Unconsciously, this Firefox has been in the Firefox 30 milestone from the earliest Firefox 3.0. Because Firefox defaults to the Flash plugin to join the auto play whitelist. This

1. document. form. item Problems(1) existing problems:Many statements such as document. formName. item ("itemName") exist in the existing code and cannot be run in Firefox.(2) solution:Use document. formName. elements ["elementName"](3) OthersSee 2 2. Collection class Object Problems(1) existing problems:In the existing Code, many collection class objects are used (), which is acceptable to IE and cannot be used by

To write JavaScript code that is compatible with mainstream browsers, you need to pay attention to their differences. The general Dom that IE and FF comprehensively consider is below! 1.doc ument. formname. Item ("itemname ") Description: You can use document. formname. item ("itemname") or document. formname. elements ["elementname"]; In Firefox, only document. formname. elements ["elementname"].Solution: Use document. formname. elements ["elementnam

1. It is found that the id attribute of the input label in IE is the same as the name attribute by default. Firefox must explicitly write the id attribute name; otherwise, the id attribute cannot be used. For example, The following code in IE can be executed, but not in Firefox: The following code must be changed: Reprinted as follows: 1. document. formName. item ("itemName ") Note: in IE, you can use do

Frequently asked questions in JavaScript1. Collection Class object Problem Many collection class objects in existing code use (), IE can accept, Firefox can not. WORKAROUND: Use [] as the subscript operation instead. For example: Document.forms ("FormName") instead JS code document.forms["FormName"]; Another example: Document.getelementsbyname ("InputName") (1); Change to Document.getelementsbyname ("InputName") [1]; document.forms["FormName"]; Anoth

1.firefox cannot support the innertext.Firefox supports innerHTML but does not support innertext, it supports textcontent to achieve innertext, but by default the extra space is retained. If you don't use textcontent, you can replace it with innerHTML if the string contains no HTML code. 2. Prohibit selection of Web page content: In IE, js:obj.onselectstart=function () {return false;} and Firefox uses Cs

1. Differences between IE and non-ie browsers# Tip {Background: Blue;/* Non-ie background colors */Background: Red \ 9;/* IE6, IE7, and IE8 background colors */Background-color: Red \ 0;/* Internet Explorer 8/9 */Background-color: Blue \ 9 \ 0;/* ie 9 */} 2. Differences between IE6, IE7, IE8, and FF [Difference]: "\ 9", "*", "_", and "\ 0 」[Example ]:# Tip {Background: Blue;/* the Firefox background turns blue */Background-color: Red \ 0;/* ie 8/9 * /