Exists
class Exists (View source)
Traits
Properties
| protected string | $table | The table to run the query against. |
from DatabaseRule |
| protected string | $column | The column to check on. |
from DatabaseRule |
| protected array | $wheres | The extra where clauses for the query. |
from DatabaseRule |
| protected array | $using | The array of custom query callbacks. |
from DatabaseRule |
Methods
Apply the callback if the given "value" is (or resolves to) truthy.
Apply the callback if the given "value" is (or resolves to) falsy.
Create a new rule instance.
Resolves the name of the table from the given string.
Set a "where" constraint on the query.
Set a "where not null" constraint on the query.
Ignore soft deleted models during the existence check.
Only include soft deleted models during the existence check.
Convert the rule to a validation string.
Details
$this|TWhenReturnType
when($value = null, callable $callback = null, callable $default = null)
Apply the callback if the given "value" is (or resolves to) truthy.
$this|TUnlessReturnType
unless($value = null, callable $callback = null, callable $default = null)
Apply the callback if the given "value" is (or resolves to) falsy.
void
__construct(string $table, string $column = 'NULL')
Create a new rule instance.
string
resolveTableName(string $table)
Resolves the name of the table from the given string.
$this
where(Closure|string $column, Arrayable|array|string|int|bool|null $value = null)
Set a "where" constraint on the query.
$this
whereNot(string $column, Arrayable|array|string $value)
Set a "where not" constraint on the query.
$this
whereNull(string $column)
Set a "where null" constraint on the query.
$this
whereNotNull(string $column)
Set a "where not null" constraint on the query.
$this
whereIn(string $column, Arrayable|array $values)
Set a "where in" constraint on the query.
$this
whereNotIn(string $column, Arrayable|array $values)
Set a "where not in" constraint on the query.
$this
withoutTrashed(string $deletedAtColumn = 'deleted_at')
Ignore soft deleted models during the existence check.
$this
onlyTrashed(string $deletedAtColumn = 'deleted_at')
Only include soft deleted models during the existence check.
$this
using(Closure $callback)
Register a custom query callback.
array
queryCallbacks()
Get the custom query callbacks for the rule.
protected string
formatWheres()
Format the where clauses.
string
__toString()
Convert the rule to a validation string.