HTML <knoppie> Merker
Voorbeeld
'n Klikbare knoppie is soos volg gemerk:
<button type="button">Click Me!</button>
Meer "Probeer dit self" voorbeelde hieronder.
Definisie en gebruik
Die <button>merker definieer 'n klikbare knoppie.
Binne 'n <button>element kan jy teks plaas (en etikette soos <i>, <b>,
<strong>, <br>, <img>, ens.). Dit is nie moontlik met 'n knoppie wat met die <input>element geskep is nie!
Wenk: Spesifiseer altyd die typekenmerk vir 'n <button>element, om blaaiers te vertel watter tipe knoppie dit is.
Wenk: Jy kan maklik knoppies met CSS styleer! Kyk na die voorbeelde hieronder of besoek ons CSS Buttons- tutoriaal.
Blaaierondersteuning
| Element | |||||
|---|---|---|---|---|---|
| <button> | Yes | Yes | Yes | Yes | Yes |
Eienskappe
| Attribute | Value | Description |
|---|---|---|
| autofocus | autofocus | Specifies that a button should automatically get focus when the page loads |
| disabled | disabled | Specifies that a button should be disabled |
| form | form_id | Specifies which form the button belongs to |
| formaction | URL | Specifies where to send the form-data when a form is submitted. Only for type="submit" |
| formenctype | application/x-www-form-urlencoded multipart/form-data text/plain |
Specifies how form-data should be encoded before sending it to a server. Only for type="submit" |
| formmethod | get post |
Specifies how to send the form-data (which HTTP method to use). Only for type="submit" |
| formnovalidate | formnovalidate | Specifies that the form-data should not be validated on submission. Only for type="submit" |
| formtarget | _blank _self _parent _top framename |
Specifies where to display the response after submitting the form. Only for type="submit" |
| name | name | Specifies a name for the button |
| type | button reset submit |
Specifies the type of button |
| value | text | Specifies an initial value for the button |
Globale eienskappe
Die <button>merker ondersteun ook die Global Attributes in HTML .
Gebeurtenis eienskappe
Die <button>merker ondersteun ook die gebeurteniskenmerke in HTML .
Meer voorbeelde
Voorbeeld
Gebruik CSS om knoppies te styl:
<!DOCTYPE html>
<html>
<head>
<style>
.button {
border: none;
color: white;
padding: 15px 32px;
text-align: center;
text-decoration: none;
display:
inline-block;
font-size: 16px;
margin: 4px 2px;
cursor: pointer;
}
.button1 {background-color:
#4CAF50;} /* Green */
.button2 {background-color: #008CBA;} /* Blue */
</style>
</head>
<body>
<button class="button
button1">Green</button>
<button class="button button2">Blue</button>
</body>
</html>
Voorbeeld
Gebruik CSS om knoppies te styl (met sweef-effek):
<!DOCTYPE html>
<html>
<head>
<style>
.button {
border: none;
color: white;
padding: 16px 32px;
text-align: center;
text-decoration: none;
display:
inline-block;
font-size: 16px;
margin: 4px 2px;
transition-duration: 0.4s;
cursor: pointer;
}
.button1 {
background-color: white;
color: black;
border: 2px
solid #4CAF50;
}
.button1:hover {
background-color: #4CAF50;
color: white;
}
.button2 {
background-color: white;
color:
black;
border: 2px solid #008CBA;
}
.button2:hover {
background-color: #008CBA;
color: white;
}
</style>
</head>
<body>
<button class="button button1">Green</button>
<button class="button
button2">Blue</button>
</body>
</html>
Verwante bladsye
HTML DOM verwysing: Button Object
CSS-tutoriaal: Stileerknoppies
Verstek CSS-instellings
Geen.