Reference - Parms functions - default

App: regression/framework - Page: expressions/a_field_a_fallback_takes_may_be_missing_in_brackets_and_by_any_prefix
PHP
 HTML
expressions/a_field_a_fallback_takes_may_be_missing_in_brackets_and_by_any_prefix.pad 		Result 
[{echo ($missing) ?? 'none'}][{echo ((field:missing)) ?? 'none'}][{echo $missing | pad:default('x')}][{$missing | pad:default('y')}][{echo $missing | function:default('z')}][{echo ($missing | optional) . '!'}]

App: regression/framework - Page: expressions/a_missing_field_piped_into_a_prefixed_default_is_no_error
PHP
 HTML
expressions/a_missing_field_piped_into_a_prefixed_default_is_no_error.pad 		Result 
{echo ($nope | pad:default('x'))} {echo upper($nope | function:default('y'))} {if ($nope | pad:optional) eq ''}empty{/if}