For audio content, specifies whether table headers are spoken before every cell or just once until the header changes.
Platform Support
IE | Netscape | Mozilla | Opera | Safari | no | no | no | no | no |
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Values
inherit | Inherit the value from the parent element. |
once | Speak the name of the header once. |
always | Speak the name of the header before each associated cell. |
Availability
W3C CSS2