Returns true if variable is a number or numeric string.
sequence: 4815162342another_sequence: just type 4 8 15 16 23 42{{ if sequence | is_numeric }}{{ if another_sequence | is_numeric }}@if (Statamic::modify($sequence)->isNumeric()->fetch()) ... @endif@if (Statamic::modify($another_sequence)->isNumeric()->fetch()) ... @endiftruefalse
