| Methods |
public
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__construct(iterable $values = [])
Creates a new instance, using either a traversable object or an array
for the initial values.
Creates a new instance, using either a traversable object or an array
for the initial values.
Parameters
| $values |
A traversable object or an
array to use for the initial values.
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#
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public
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allocate(int $capacity)
Ensures that enough memory is allocated for a required capacity. This
removes the need to reallocate the internal as…
Ensures that enough memory is allocated for a required capacity. This
removes the need to reallocate the internal as values are added.
Parameters
| $capacity |
The number of values for which capacity should
be allocated.
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#
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public
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capacity(): int
Returns the current capacity.
Returns the current capacity.
Returns
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#
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public
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clear(): void
Removes all values from the stack.
Removes all values from the stack.
Implements
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#
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public
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count(): int
Count elements of an object
Count elements of an object
Returns
The custom count as an integer.
The return value is cast to an integer.
Implements
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#
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public
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copy(): Stack
Returns a shallow copy of the collection.
Returns a shallow copy of the collection.
Implements
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#
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public
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getIterator(): Traversable
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#
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public
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isEmpty(): bool
Returns whether the collection is empty.
Returns whether the collection is empty.
Implements
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#
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public
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toArray(): array
Converts the collection to an array.
<p><b>Note:</b> Casting to an array is not supported yet.</p>
Converts the collection to an array.
Note: Casting to an array is not supported yet.
Returns
An array containing all the values in the same order as
the collection.
Implements
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#
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public
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jsonSerialize(): mixed
Specify data which should be serialized to JSON
Specify data which should be serialized to JSON
Returns
data which can be serialized by json_encode,
which is a value of any type other than a resource.
Implements
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#
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public
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peek(): mixed
Returns the value at the top of the stack, but does not remove it.
Returns the value at the top of the stack, but does not remove it.
Returns
The value at the top of the stack.
Throws
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#
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public
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pop(): mixed
Removes and returns the value at the top of the stack.
Removes and returns the value at the top of the stack.
Returns
The removed value which was at the top of the stack.
Throws
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#
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public
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push(array ...$values)
Pushes values onto the stack.
Pushes values onto the stack.
Parameters
| ...$values |
The values to push onto the stack.
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#
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