The Ds\Stack::capacity() function is an inbuilt function in PHP which is used to return the current capacity of the stack.
Syntax:
int Ds\Stack::capacity( void )
Parameters: This function does not accept any parameters.
Return Value: This function returns the current capacity of the stack.
Below programs illustrate the Ds\Stack::capacity() function in PHP:
Program 1:
<?php // Declare new Stack $stack = new \Ds\Stack(); // Use capacity() function to check // the current capacity var_dump($stack->capacity()); ?> |
Output:
int(8)
Program 2:
<?php // Declare new Stack $stack = new \Ds\Stack(); echo("Current Capacity is: "); // Use capacity() function // to check the current capacity var_dump($stack->capacity()); echo("Current Capacity is: "); // Use allocate() function to // allocate capacity $stack->allocate(5); // Display the allocated vector // capacity var_dump($stack->capacity()); echo("Current Capacity is: "); // Use allocate() function to // allocate capacity $stack->allocate(120); // Display the allocated vector // capacity var_dump($stack->capacity()); ?> |
Output:
Current Capacity is: int(8) Current Capacity is: int(8) Current Capacity is: int(120)
Reference: https://www.php.net/manual/en/ds-stack.capacity.php
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