PHP | Ds\Set allocate() Function Last Updated : 22 Aug, 2019 Comments Improve Suggest changes Like Article Like Report The Ds\Set::allocate() function is an inbuilt function in PHP which is used to allocate memory for required capacity. Syntax: void public Ds\Set::allocate( $capacity ) Parameters: This function accepts single parameter $capacity which holds the value of capacity to be allocated. Capacity always rounded in powers of 2. Return value: This function does not return any values. Below programs illustrate the Ds\Set::allocate() function in PHP: Program 1: php <?php // Declare new empty set $set = new \Ds\Set(); echo("Allocated Space is: "); // Use capacity() function var_dump($set->capacity()); // Use allocate() function to // allocate capacity $set->allocate(50); echo("Allocated space is: "); // Display the allocated vector // capacity var_dump($set->capacity()); ?> Output: Allocated Space is: int(8) Allocated space is: int(64) Program 2: php <?php // Declare an empty set $set = new \Ds\Set(); echo("Allocated Space is: "); // Use capacity() function var_dump($set->capacity()); // Use allocate() function to // allocate capacity $set->allocate(5); echo("Allocated space is: "); // Display the capacity var_dump($set->capacity()); echo("Allocated space is: "); // Use allocate() function to // allocate capacity $set->allocate(120); // Display the capacity var_dump($set->capacity()); ?> Output: Allocated Space is: int(8) Allocated space is: int(8) Allocated space is: int(128) Reference: http://php.net/manual/en/ds-set.allocate.php Comment More infoAdvertise with us Next Article PHP | DsDeque allocate() Function J jit_t Follow Improve Article Tags : Web Technologies PHP PHP-function PHP-ds_set Similar Reads PHP | DsSet allocate() Function The Ds\Set::allocate() function is an inbuilt function in PHP which is used to allocate memory for required capacity. Syntax: void public Ds\Set::allocate( $capacity ) Parameters: This function accepts single parameter $capacity which holds the value of capacity to be allocated. Capacity always roun 1 min read PHP | DsDeque allocate() Function The Ds\Deque::allocate() function is an inbuilt function in PHP which is used to allocate memory as specified in the argument. If the argument is not defined, then the Deque of default size will be created. Syntax: public Ds\Deque::allocate( $capacity ) : void Parameters: This function accepts singl 1 min read PHP | DsStack allocate() Function The Ds\Stack::allocate() function is an inbuilt function in PHP which is used to allocate memory for required capacity. This function allocates sufficient memory for a given capacity of an instance of Stack class.Syntax: void Ds\Stack::allocate( $capacity ) Parameters: This function accepts a single 2 min read PHP DsQueue allocate() Function The Ds\Queue::allocate() Function in PHP is used to allocate memory for a Queue class instance. This function allocates sufficient memory for a given capacity for an instance of Queue class. Syntax: void public Ds\Queue::allocate ( int $capacity ) Parameters: This function accepts a single parameter 2 min read PHP | DsVector allocate() Function The Ds\Vector::allocate() function is an inbuilt function in PHP which is used to allocate enough memory for a required capacity. It provides the custom size of the vector to allocate space. Syntax: void public Ds\Vector::allocate( $capacity ) Parameters: This function accepts a single parameter $ca 2 min read PHP | DsSequence allocate() Function The Ds\Sequence::allocate() function is an inbuilt function in PHP which is used to allocate enough memory for required capacity. Syntax: void abstract public Ds\Sequence::allocate ( int $capacity ) Parameter: This function accepts single parameter $capacity which indicate number of capacity allocat 1 min read Like