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/Laravel 8

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

void

__construct(string $table, string $column = 'NULL')

Create a new rule instance.

from DatabaseRule

string

resolveTableName(string $table)

Resolves the name of the table from the given string.

from DatabaseRule

$this

where(Closure|string $column, array|string|int|null $value = null)

Set a "where" constraint on the query.

from DatabaseRule

$this

whereNot(string $column, array|string $value)

Set a "where not" constraint on the query.

from DatabaseRule

$this

whereNull(string $column)

Set a "where null" constraint on the query.

from DatabaseRule

$this

whereNotNull(string $column)

Set a "where not null" constraint on the query.

from DatabaseRule

$this

whereIn(string $column, array $values)

Set a "where in" constraint on the query.

from DatabaseRule

$this

whereNotIn(string $column, array $values)

Set a "where not in" constraint on the query.

from DatabaseRule

$this

using(Closure $callback)

from DatabaseRule

array

queryCallbacks()

Get the custom query callbacks for the rule.

from DatabaseRule

string

formatWheres()

Format the where clauses.

from DatabaseRule

string

__toString()

Convert the rule to a validation string.

Details

void __construct(string $table, string $column = 'NULL')

Create a new rule instance.

Parameters

string	$table
string	$column

Return Value

void

string resolveTableName(string $table)

Resolves the name of the table from the given string.

Parameters

string

$table

Return Value

string

$this where(Closure|string $column, array|string|int|null $value = null)

Set a "where" constraint on the query.

Parameters

Closure\|string	$column
array\|string\|int\|null	$value

Return Value

$this

$this whereNot(string $column, array|string $value)

Set a "where not" constraint on the query.

Parameters

string	$column
array\|string	$value

Return Value

$this

$this whereNull(string $column)

Set a "where null" constraint on the query.

Parameters

string

$column

Return Value

$this

$this whereNotNull(string $column)

Set a "where not null" constraint on the query.

Parameters

string

$column

Return Value

$this

$this whereIn(string $column, array $values)

Set a "where in" constraint on the query.

Parameters

string	$column
array	$values

Return Value

$this

$this whereNotIn(string $column, array $values)

Set a "where not in" constraint on the query.

Parameters

string	$column
array	$values

Return Value

$this

$this using(Closure $callback)

Parameters

Closure

$callback

Return Value

$this

array queryCallbacks()

Get the custom query callbacks for the rule.

Return Value

array

protected string formatWheres()

Format the where clauses.

Return Value

string

string __toString()

Convert the rule to a validation string.

Return Value

string

© Taylor Otwell
Licensed under the MIT License.
Laravel is a trademark of Taylor Otwell.
https://laravel.com/api/8.x/Illuminate/Validation/Rules/Exists.html