HTML <video> preload eigenschap
Definitie en gebruik
preload
De eigenschap bepaalt of en hoe een video wordt geladen bij het laden van de pagina.
preload
De eigenschap laat de auteur toe om aan de browser aanwijzingen te verstrekken over wat hij/zij denkt dat de beste gebruikerservaring zal bieden. In sommige gevallen kan deze eigenschap worden genegeerd.
Let op:If autoplay is present, ignore preload
Attribute.
Example
The author believes that videos should not be loaded when the page is loaded:
<video controls preload="none"> <source src="shanghai.mp4" type="video/mp4"> <source src="shanghai.ogg" type="video/ogg"> Your browser does not support the video tag. </video>
Syntax
<video preload="auto|metadata|none">
Attribute value
Value | Description |
---|---|
auto | The author believes that browsers should load the entire video when the page is loaded. |
metadata | The author believes that browsers should only load metadata when the page is loaded. |
none | The author believes that browsers should not load videos when the page is loaded. |
Browser support
The numbers in the table indicate the first browser version to fully support this attribute.
Chrome | Edge | Firefox | Safari | Opera |
---|---|---|---|---|
Chrome | Edge | Firefox | Safari | Opera |
4.0 | 9.0 | 4.0 | 3.1 | 10.5 |