Fusonic\Linq\Linq::firstOrNull PHP Метод

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firstOrNull() публичный Метод

Returns the first element, or NULL if the sequence contains no elements.

public firstOrNull ( callable $func = null ) : mixed
$func	callable	a func that returns boolean.
Результат	mixed

    public function firstOrNull(callable $func = null)
    {
        return $this->getFirst($func, false);
    }

Linq

__construct

aggregate

all

any

average

chunk

concat

contains

count

distinct

each

elementAt

elementAtOrNull

except

first

firstOrNull

from

getFirst

getIterator

getLast

getSelectIteratorOrInnerIterator

getSingle

getValueAt

getWhereIteratorOrInnerIterator

groupBy

intersect

last

lastOrNull

max

min

ofType

order

orderBy

orderByDescending

range

select

selectMany

single

singleOrNull

skip

sum

take

toArray

where