[Udemy] Webdevelopment_bootstrap,templates

Last Update:2018-06-22 Source: Internet

Author: User

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Bootstrap Introduction

Bootstrap vs. css, JS

Just like ppt template relative to PPT

Plainly, the predecessors have done a lot of templates (pre-build), you can directly take doctrine

Bootstarp 4

Ways to use it

1. Download

You'll see a bunch of files

Bootstarp.min.css means they is minified

2. CDN (Content Delivery Network)

We can directly copy this code into index.html

Because JS would is read after CSS, it is put in the bottom of body part

1<! DOCTYPE html>234<title>Bootstrap</title>5<link rel= "stylesheet" href= "Https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" integrity= "Sha384-gn5384xqq1aowxa+058rxpxpg6fy4iwvtnh0e263xmfcjlsawiggfaw/dais6jxm" crossorigin= "Anonymous" >6 78<body>9<script src= "Https://code.jquery.com/jquery-3.2.1.slim.min.js" integrity= "sha384-kj3o2dktikvyik3uenzmm7kckrr/ Re9/qpg6aazgjwfdmvna/gpgff93hxpg5kkn "crossorigin=" Anonymous "></script>Ten<script src= "Https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js" integrity= " sha384-apnbgh9b+y1qktv3rn7w3mgpxhu9k/scqsap7huibx39j7fakfpskvxusvfa0b4q "crossorigin=" Anonymous "></script > One<script src= "Https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" integrity= " Sha384-jzr6spejh4u02d8jot6vlehfe/jqgirrsqqxsffwpi1mquvdayjuar5+76pvcmyl "crossorigin=" Anonymous "></script > A</body> -
Next step,
If we would like to add Navbar in our website
Copy the code into your HTML file directly
1<! DOCTYPE html>234<title>Bootstrap</title>5<link rel= "stylesheet" href= "Https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" integrity= "Sha384-gn5384xqq1aowxa+058rxpxpg6fy4iwvtnh0e263xmfcjlsawiggfaw/dais6jxm" crossorigin= "Anonymous" >6 78<body>9 Ten<navclass= "NavBar navbar-expand-lg navbar-light bg-light" > One<aclass= "Navbar-brand" href= "#" >Navbar</a> A<buttonclass= "Navbar-toggler" type= "button" data-toggle= "Collapse" data-target= "#navbarSupportedContent" aria-controls= " Navbarsupportedcontent "aria-expanded=" false "aria-label=" Toggle navigation "> -<spanclass= "Navbar-toggler-icon" ></span> -</button> the  -<divclass= "Collapse Navbar-collapse" id= "Navbarsupportedcontent" > -<ulclass= "Navbar-nav Mr-auto" > -<liclass= "Nav-item Active" > +<aclass= "Nav-link" href= "#" >home <spanclass= "Sr-only" > (current) </span></a> -</li> +<liclass= "Nav-item" > A<aclass= "Nav-link" href= "#" >Link</a> at</li> -<liclass= "Nav-item dropdown" > -<aclass= "Nav-link Dropdown-toggle" href= "#" id= "Navbardropdown" role= "button" data-toggle= "dropdown" aria-haspopup= "true" Aria-expanded= "false" > - Dropdown -</a> -<divclass= "Dropdown-menu" aria-labelledby= "Navbardropdown" > in<aclass= "Dropdown-item" href= "#" >Action</a> -<aclass= "Dropdown-item" href= "#" >another action</a> to<divclass= "Dropdown-divider" ></div> +<aclass= "Dropdown-item" href= "#" >somethingElseHere</a> -</div> the</li> *<liclass= "Nav-item" > $<aclass= "Nav-link Disabled" href= "#" >Disabled</a>Panax Notoginseng</li> -</ul> the<formclass= "Form-inline my-2 my-lg-0" > +<inputclass= "Form-control mr-sm-2" type= "search" placeholder= "search" aria-label= "search" > A<buttonclass= "Btn btn-outline-success my-2 my-sm-0" type= "Submit" >Search</button> the</form> +</div> -</nav> $<script src= "Https://code.jquery.com/jquery-3.2.1.slim.min.js" integrity= "sha384-kj3o2dktikvyik3uenzmm7kckrr/ Re9/qpg6aazgjwfdmvna/gpgff93hxpg5kkn "crossorigin=" Anonymous "></script> $<script src= "Https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js" integrity= " sha384-apnbgh9b+y1qktv3rn7w3mgpxhu9k/scqsap7huibx39j7fakfpskvxusvfa0b4q "crossorigin=" Anonymous "></script > -<script src= "Https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" integrity= " Sha384-jzr6spejh4u02d8jot6vlehfe/jqgirrsqqxsffwpi1mquvdayjuar5+76pvcmyl "crossorigin=" Anonymous "></script > -</body> the
Then beautiful Navbar is shown
Use the same step,
We can add jumbotron [' d?? Mb?utr?n]  N. The big screen of the TV
and modal
Notice that's when we click the button
We have a own modal, which proves this is JS
How can we add our own custom look?
For example, I would like-to-change Launch demo modal button ' s color
We can search buttons code, and edit the Launch demo modal' s button code
Or we can change it in the Style.css file
. btn-success{    background-color:orange;
Bootstrap
[Udemy] Webdevelopment_bootstrap,templates

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