Laravel - Validation - Rule Distinct
When validating arrays, the field under validation must not have any duplicate values:
'foo.*.id' => 'distinct'
Distinct uses loose variable comparisons by default. To use strict comparisons, you may add the strict
parameter to your validation rule definition:
'foo.*.id' => 'distinct:strict'
You may add ignore_case
to the validation rule's arguments to make the rule ignore capitalization differences:
'foo.*.id' => 'distinct:ignore_case'