HTML5 a element Download property

HTML5 a element new added download attribute, you can specify the link does not open, and directly launch the browser download function, download link target, browser support:

Chrome	Firefox	Ie	Opera	Safari	Edge
14+	20+	Not supported	15+	Not supported	?

Although Firefox and Chrome are supported, there is a difference between the two, the official Firefox document MDN callout:

• This attribute are only honored for links to resources with the same-origin.

Same-origin homologous strategy, if the domain name is not the same, Firefox will not be effective, and chrome will still take effect.

HTML5 a element Download property