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<?php |
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|
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namespace FloatMenuLite\Publish; |
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|
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defined( 'ABSPATH' ) || exit; |
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|
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class Singleton { |
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private static $instance; |
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private array $value = []; |
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|
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private function __construct() { |
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} |
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|
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public static function getInstance() { |
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if ( null === static::$instance ) { |
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static::$instance = new static(); |
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} |
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|
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return static::$instance; |
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} |
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|
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public function setValue( $key, $value ) { |
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$this->value[ $key ] = $value; |
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} |
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|
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public function getValue(): array { |
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return $this->value; |
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} |
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|
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public function hasKey( $key ): bool { |
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return array_key_exists( $key, $this->value ); |
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} |
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|
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public function getValueByKey( $key ) { |
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if ( $this->hasKey( $key ) ) { |
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return $this->value[ $key ]; |
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} |
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|
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return null; |
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} |
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} |
