gravatar_code
Calculate the gravatar code for an e-mail address:
{{ "arjan@scherpenisse.net"|gravatar_code }}
Will output:
3046ecab06c4f9cdb49963a96636e5ef
This hash can then be used for displaying Gravatar images.
is_letsencrypt_valid_hostname Miscellaneous ip2geo
Referred by
Filters transform template variables before they are rendered.