Singular and multiple occurrence
- hcard 1 - single occurrence
- hcard 2 - multiple occurrence
- hcard 3 - adr (address) singular and multiple occurrence
- hcard 4 - n (name) singular and multiple occurrence
Specific values
Extracting values from HTML elements
Data types
- hcard 9 - geo singular and paired values
- hcard 10 - geo comprehensive data format
- hcard 15 - date format - W3C Note DateTime profile
- hcard 16 - date format - RFC 3339 profile
Optimization
- hcard 99 - implied n optimization
- hcard 17 - implied organization-name optimization
Complex structures
HTML5
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