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class Rows

Cassandra\Rows represent a result of statement execution.

Implements

  • Iterator
  • ArrayAccess

Methods

__construct

( )
int

count

( )

Returns the number of rows.

Returns:
Type Details
int

number of rows
See Also:
  • Countable::count()
void

rewind

( )

Resets the rows iterator.

Returns:
Type Details
void
See Also:
  • Iterator::rewind()
array

current

( )

Returns current row.

Returns:
Type Details
array

current row
See Also:
  • Iterator::current()
int

key

( )

Returns current index.

Returns:
Type Details
int

index
See Also:
  • Iterator::key()
void

next

( )

Advances the rows iterator by one.

Returns:
Type Details
void
See Also:
  • Iterator::next()
bool

valid

( )

Returns existence of more rows being available.

Returns:
Type Details
bool

whether there are more rows available for iteration
See Also:
  • Iterator::valid()
bool

offsetExists

( int $offset )

Returns existence of a given row.

Parameters:
Name Type Details
$offset int

row index
Returns:
Type Details
bool

whether a row at a given index exists
See Also:
  • ArrayAccess::offsetExists()
array null

offsetGet

( int $offset )

Returns a row at given index.

Parameters:
Name Type Details
$offset int

row index
Returns:
Type Details
array|null

row at a given index
See Also:
  • ArrayAccess::offsetGet()
void

offsetSet

( int $offset, array $value )

Sets a row at given index.

Parameters:
Name Type Details
$offset int

row index
$value array

row value
Throws:
Type Details
Exception\DomainException
Returns:
Type Details
void
See Also:
  • ArrayAccess::offsetSet()
void

offsetUnset

( int $offset )

Removes a row at given index.

Parameters:
Name Type Details
$offset int

row index
Throws:
Type Details
Exception\DomainException
Returns:
Type Details
void
See Also:
  • ArrayAccess::offsetUnset()
bool

isLastPage

( )

Check for the last page when paging.

Returns:
Type Details
bool

whether this is the last page or not
Cassandra\Rows null

nextPage

( float $timeout )

Get the next page of results.

Parameters:
Name Type Details
$timeout float
Returns:
Type Details
Rows|null

loads and returns next result page
Cassandra\Future

nextPageAsync

( )

Get the next page of results asynchronously.

Returns:
Type Details
Cassandra\Future

returns future of the next result page
string

pagingStateToken

( )

Returns the raw paging state token.

Returns:
Type Details
string
array null

first

( )

Get the first row.

Returns:
Type Details
array|null

returns first row if any