Hmun dahna tur
I component emaw page emaw loading placeholder hmang la, thil pakhat a la load thei tih hriattir rawh.
Lam
Placeholder hmangin i application experience tihpun theih a ni. HTML leh CSS chauh hmanga siam an ni a, chu chu siam nan JavaScript i mamawh lo tihna a ni. Mahse, an hmuh theihna toggle tur chuan custom JavaScript engemaw zat i mamawh ang. An hmel, an rawng leh an size te hi awlsam takin kan utility class te hmang hian kan siam danglam thei a ni.
Entirna
A hnuaia entirnan hian typical card component kan la a, placeholder hmangin “loading card” kan siam leh a. Size leh proportion hi an pahnih inkarah hian a inang vek a ni.
Card hming chu a ni
Card title-a siam tur leh card-a thu awm tam zawk siam turin quick example text thenkhat.
Khawi emaw laiah kal rawh<div class="card">
<img src="..." class="card-img-top" alt="...">
<div class="card-body">
<h5 class="card-title">Card title</h5>
<p class="card-text">Some quick example text to build on the card title and make up the bulk of the card's content.</p>
<a href="#" class="btn btn-primary">Go somewhere</a>
</div>
</div>
<div class="card" aria-hidden="true">
<img src="..." class="card-img-top" alt="...">
<div class="card-body">
<h5 class="card-title placeholder-glow">
<span class="placeholder col-6"></span>
</h5>
<p class="card-text placeholder-glow">
<span class="placeholder col-7"></span>
<span class="placeholder col-4"></span>
<span class="placeholder col-4"></span>
<span class="placeholder col-6"></span>
<span class="placeholder col-8"></span>
</p>
<a href="#" tabindex="-1" class="btn btn-primary disabled placeholder col-6"></a>
</div>
</div>
A hnathawh dan
.placeholder
Class leh grid column class (eg, .col-6
) hmangin placeholder siam la , width
. Element chhunga text awm chu an thlak thei a, component awm tawhah modifier class angin an dah thei bawk.
Kan zah theih nan .btn
s via ah hian additional styling kan hmang bawk . He pattern hi a tul angin dinhmun dang atan i tizau thei a, a aiah text tak tak render a nih hunah a san zawng lantir turin element chhungah a dah belh thei bawk.::before
height
<p aria-hidden="true">
<span class="placeholder col-6"></span>
</p>
<a href="#" tabindex="-1" class="btn btn-primary disabled placeholder col-4" aria-hidden="true"></a>
aria-hidden="true"
screen reader-te tan element chu thup tur a ni tih chauh a tarlang. Placeholder
loading behavior chu ziaktute’n placeholder style an hman tak tak dan tur te, thil update an tum dan te, etc. ah te a innghat a, JavaScript code thenkhat
chu placeholder dinhmun swap nan leh AT hmangtute hnena update hriattir nan a ngai mai thei.
Vang
width
Through grid column class te, width utilities te, inline style te pawh i thlak thei bawk.
<span class="placeholder col-6"></span>
<span class="placeholder w-75"></span>
<span class="placeholder" style="width: 25%;"></span>
Rawng
Default-ah chuan, a placeholder
hmang currentColor
. Hei hi custom color emaw utility class emaw hmangin override theih a ni.
<span class="placeholder col-12"></span>
<span class="placeholder col-12 bg-primary"></span>
<span class="placeholder col-12 bg-secondary"></span>
<span class="placeholder col-12 bg-success"></span>
<span class="placeholder col-12 bg-danger"></span>
<span class="placeholder col-12 bg-warning"></span>
<span class="placeholder col-12 bg-info"></span>
<span class="placeholder col-12 bg-light"></span>
<span class="placeholder col-12 bg-dark"></span>
Sizing a ni
S size hi .placeholder
parent element typographic style atanga chhut a ni. Sizing modifier hmangin customize rawh: .placeholder-lg
, .placeholder-sm
, emaw .placeholder-xs
.
<span class="placeholder col-12 placeholder-lg"></span>
<span class="placeholder col-12"></span>
<span class="placeholder col-12 placeholder-sm"></span>
<span class="placeholder col-12 placeholder-xs"></span>
Animation hmanga siam a ni
Thil pakhat active taka load a nih thu hriatna chu a tha zawka thlen theih nan .placeholder-glow
emaw placeholder te chu animate rawh ..placeholder-wave
<p class="placeholder-glow">
<span class="placeholder col-12"></span>
</p>
<p class="placeholder-wave">
<span class="placeholder col-12"></span>
</p>
Sass a ni
Variables te pawh a awm
$placeholder-opacity-max: .5;
$placeholder-opacity-min: .2;