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Class NumberHelper

Number helper library.

Methods to make numbers more readable.

Namespace: Cake\View\Helper
See: \Cake\I18n\Number
Link: https://book.cakephp.org/4/en/views/helpers/number.html

Property Summary

  • $_View protected
    Cake\View\View

    The View instance this helper is attached to

  • $_config protected
    array<string, mixed>

    Runtime config

  • $_configInitialized protected
    bool

    Whether the config property has already been configured with defaults

  • $_defaultConfig protected
    array<string, mixed>

    Default config for this class

  • $_engine protected
    Cake\I18n\Number

    Cake\I18n\Number instance

  • $_helperMap protected
    array<string, array>

    A helper lookup table used to lazy load helper objects.

  • $helpers protected
    array

    List of helpers used by this helper

Method Summary

  • __call() public

    Call methods from Cake\I18n\Number utility class

  • __construct() public

    Default Constructor

  • __debugInfo() public

    Returns an array that can be used to describe the internal state of this object.

  • __get() public

    Lazy loads helpers.

  • _configDelete() protected

    Deletes a single config key.

  • _configRead() protected

    Reads a config key.

  • _configWrite() protected

    Writes a config key.

  • _confirm() protected

    Returns a string to be used as onclick handler for confirm dialogs.

  • addClass() public

    Adds the given class to the element options

  • configShallow() public

    Merge provided config with existing config. Unlike config() which does a recursive merge for nested keys, this method does a simple merge.

  • currency() public

    Formats a number into a currency format.

  • defaultCurrency() public deprecated

    Getter/setter for default currency

  • format() public

    Formats a number into the correct locale format

  • formatDelta() public

    Formats a number into the correct locale format to show deltas (signed differences in value).

  • getConfig() public

    Returns the config.

  • getConfigOrFail() public

    Returns the config for this specific key.

  • getView() public

    Get the view instance this helper is bound to.

  • implementedEvents() public

    Event listeners.

  • initialize() public

    Constructor hook method.

  • ordinal() public

    Formats a number into locale specific ordinal suffix.

  • precision() public

    Formats a number with a level of precision.

  • setConfig() public

    Sets the config.

  • toPercentage() public

    Formats a number into a percentage string.

  • toReadableSize() public

    Returns a formatted-for-humans file size.

Method Detail

__call() public

__call(string $method, array $params): mixed

Call methods from Cake\I18n\Number utility class

Parameters

string $method

Method to invoke

array $params

Array of params for the method.

Returns

mixed

__construct() public

__construct(Cake\View\View $view, array<string, mixed> $config = [])

Default Constructor

Settings:

  • engine Class name to use to replace Cake\I18n\Number functionality The class needs to be placed in the Utility directory.

Parameters

Cake\View\View $view

The View this helper is being attached to.

array<string, mixed> $config optional

Configuration settings for the helper

Throws

Cake\Core\Exception\CakeException
When the engine class could not be found.

__debugInfo() public

__debugInfo(): array<string, mixed>

Returns an array that can be used to describe the internal state of this object.

Returns

array<string, mixed>

__get() public

__get(string $name): Cake\View\Helper|null|void

Lazy loads helpers.

Parameters

string $name

Name of the property being accessed.

Returns

Cake\View\Helper|null|void

_configDelete() protected

_configDelete(string $key): void

Deletes a single config key.

Parameters

string $key

Key to delete.

Returns

void

Throws

Cake\Core\Exception\CakeException
if attempting to clobber existing config

_configRead() protected

_configRead(string|null $key): mixed

Reads a config key.

Parameters

string|null $key

Key to read.

Returns

mixed

_configWrite() protected

_configWrite(array<string, mixed>|string $key, mixed $value, string|bool $merge = false): void

Writes a config key.

Parameters

array<string, mixed>|string $key

Key to write to.

mixed $value

Value to write.

string|bool $merge optional

True to merge recursively, 'shallow' for simple merge, false to overwrite, defaults to false.

Returns

void

Throws

Cake\Core\Exception\CakeException
if attempting to clobber existing config

_confirm() protected

_confirm(string $okCode, string $cancelCode): string

Returns a string to be used as onclick handler for confirm dialogs.

Parameters

string $okCode

Code to be executed after user chose 'OK'

string $cancelCode

Code to be executed after user chose 'Cancel'

Returns

string

addClass() public

addClass(array<string, mixed> $options, string $class, string $key = 'class'): array<string, mixed>

Adds the given class to the element options

Parameters

array<string, mixed> $options

Array options/attributes to add a class to

string $class

The class name being added.

string $key optional

the key to use for class. Defaults to 'class'.

Returns

array<string, mixed>

configShallow() public

configShallow(array<string, mixed>|string $key, mixed|null $value = null): $this

Merge provided config with existing config. Unlike config() which does a recursive merge for nested keys, this method does a simple merge.

Setting a specific value:

$this->configShallow('key', $value);

Setting a nested value:

$this->configShallow('some.nested.key', $value);

Updating multiple config settings at the same time:

$this->configShallow(['one' => 'value', 'another' => 'value']);

Parameters

array<string, mixed>|string $key

The key to set, or a complete array of configs.

mixed|null $value optional

The value to set.

Returns

$this

currency() public

currency(string|float $number, string|null $currency = null, array<string, mixed> $options = []): string

Formats a number into a currency format.

Options

  • locale - The locale name to use for formatting the number, e.g. fr_FR
  • fractionSymbol - The currency symbol to use for fractional numbers.
  • fractionPosition - The position the fraction symbol should be placed valid options are 'before' & 'after'.
  • before - Text to display before the rendered number
  • after - Text to display after the rendered number
  • zero - The text to use for zero values, can be a string or a number. e.g. 0, 'Free!'
  • places - Number of decimal places to use. e.g. 2
  • precision - Maximum Number of decimal places to use, e.g. 2
  • pattern - An ICU number pattern to use for formatting the number. e.g #,##0.00
  • useIntlCode - Whether to replace the currency symbol with the international currency code.
  • escape - Whether to escape html in resulting string

Parameters

string|float $number

Value to format.

string|null $currency optional

International currency name such as 'USD', 'EUR', 'JPY', 'CAD'

array<string, mixed> $options optional

Options list.

Returns

string

defaultCurrency() public

defaultCurrency(string|false|null $currency): string|null

Getter/setter for default currency

Parameters

string|false|null $currency

Default currency string to be used by currency() if $currency argument is not provided. If boolean false is passed, it will clear the currently stored value. Null reads the current default.

Returns

string|null

format() public

format(string|int|float $number, array<string, mixed> $options = []): string

Formats a number into the correct locale format

Options:

  • places - Minimum number or decimals to use, e.g 0
  • precision - Maximum Number of decimal places to use, e.g. 2
  • locale - The locale name to use for formatting the number, e.g. fr_FR
  • before - The string to place before whole numbers, e.g. '['
  • after - The string to place after decimal numbers, e.g. ']'
  • escape - Whether to escape html in resulting string

Parameters

string|int|float $number

A floating point number.

array<string, mixed> $options optional

An array with options.

Returns

string

Links

https://book.cakephp.org/4/en/views/helpers/number.html#formatting-numbers

formatDelta() public

formatDelta(string|float $value, array<string, mixed> $options = []): string

Formats a number into the correct locale format to show deltas (signed differences in value).

Options

  • places - Minimum number or decimals to use, e.g 0
  • precision - Maximum Number of decimal places to use, e.g. 2
  • locale - The locale name to use for formatting the number, e.g. fr_FR
  • before - The string to place before whole numbers, e.g. '['
  • after - The string to place after decimal numbers, e.g. ']'
  • escape - Set to false to prevent escaping

Parameters

string|float $value

A floating point number

array<string, mixed> $options optional

Options list.

Returns

string

getConfig() public

getConfig(string|null $key = null, mixed $default = null): mixed

Returns the config.

Usage

Reading the whole config:

$this->getConfig();

Reading a specific value:

$this->getConfig('key');

Reading a nested value:

$this->getConfig('some.nested.key');

Reading with default value:

$this->getConfig('some-key', 'default-value');

Parameters

string|null $key optional

The key to get or null for the whole config.

mixed $default optional

The return value when the key does not exist.

Returns

mixed

getConfigOrFail() public

getConfigOrFail(string $key): mixed

Returns the config for this specific key.

The config value for this key must exist, it can never be null.

Parameters

string $key

The key to get.

Returns

mixed

Throws

InvalidArgumentException

getView() public

getView(): Cake\View\View

Get the view instance this helper is bound to.

Returns

Cake\View\View

implementedEvents() public

implementedEvents(): array<string, mixed>

Event listeners.

By defining one of the callback methods a helper is assumed to be interested in the related event.

Override this method if you need to add non-conventional event listeners. Or if you want helpers to listen to non-standard events.

Returns

array<string, mixed>

initialize() public

initialize(array<string, mixed> $config): void

Constructor hook method.

Implement this method to avoid having to overwrite the constructor and call parent.

Parameters

array<string, mixed> $config

The configuration settings provided to this helper.

Returns

void

ordinal() public

ordinal(float|int $value, array<string, mixed> $options = []): string

Formats a number into locale specific ordinal suffix.

Parameters

float|int $value

An integer

array<string, mixed> $options optional

An array with options.

Returns

string

precision() public

precision(string|float $number, int $precision = 3, array<string, mixed> $options = []): string

Formats a number with a level of precision.

Parameters

string|float $number

A floating point number.

int $precision optional

The precision of the returned number.

array<string, mixed> $options optional

Additional options.

Returns

string

See Also

\Cake\I18n\Number::precision()

Links

https://book.cakephp.org/4/en/views/helpers/number.html#formatting-floating-point-numbers

setConfig() public

setConfig(array<string, mixed>|string $key, mixed|null $value = null, bool $merge = true): $this

Sets the config.

Usage

Setting a specific value:

$this->setConfig('key', $value);

Setting a nested value:

$this->setConfig('some.nested.key', $value);

Updating multiple config settings at the same time:

$this->setConfig(['one' => 'value', 'another' => 'value']);

Parameters

array<string, mixed>|string $key

The key to set, or a complete array of configs.

mixed|null $value optional

The value to set.

bool $merge optional

Whether to recursively merge or overwrite existing config, defaults to true.

Returns

$this

Throws

Cake\Core\Exception\CakeException
When trying to set a key that is invalid.

toPercentage() public

toPercentage(string|float $number, int $precision = 2, array<string, mixed> $options = []): string

Formats a number into a percentage string.

Options:

  • multiply: Multiply the input value by 100 for decimal percentages.

Parameters

string|float $number

A floating point number

int $precision optional

The precision of the returned number

array<string, mixed> $options optional

Options

Returns

string

See Also

\Cake\I18n\Number::toPercentage()

Links

https://book.cakephp.org/4/en/views/helpers/number.html#formatting-percentages

toReadableSize() public

toReadableSize(string|int $size): string

Returns a formatted-for-humans file size.

Parameters

string|int $size

Size in bytes

Returns

string

See Also

\Cake\I18n\Number::toReadableSize()

Links

https://book.cakephp.org/4/en/views/helpers/number.html#interacting-with-human-readable-values

Property Detail

$_View protected

The View instance this helper is attached to

Type

Cake\View\View

$_config protected

Runtime config

Type

array<string, mixed>

$_configInitialized protected

Whether the config property has already been configured with defaults

Type

bool

$_defaultConfig protected

Default config for this class

Type

array<string, mixed>

$_engine protected

Cake\I18n\Number instance

Type

Cake\I18n\Number

$_helperMap protected

A helper lookup table used to lazy load helper objects.

Type

array<string, array>

$helpers protected

List of helpers used by this helper

Type

array

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https://api.cakephp.org/4.4/class-Cake.View.Helper.NumberHelper.html