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<?php namespace Comodojo\Extender\Components; |
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/** |
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* @package Comodojo Framework |
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* @author Marco Giovinazzi <[email protected]> |
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* @author Marco Castiello <[email protected]> |
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* @license GPL-3.0+ |
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* |
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* LICENSE: |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as |
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* published by the Free Software Foundation, either version 3 of the |
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* License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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trait ArrayAccess { |
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/** |
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* Return the value at index |
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* |
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* @return string $index The offset |
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*/ |
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public function offsetGet($index) { |
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return $this->data[$index]; |
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} |
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/** |
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* Assigns a value to index offset |
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* |
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* @param string $index The offset to assign the value to |
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* @param mixed $value The value to set |
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*/ |
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public function offsetSet($index, $value) { |
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$this->data[$index] = $value; |
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} |
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/** |
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* Unsets an index |
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* |
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* @param string $index The offset to unset |
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*/ |
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public function offsetUnset($index) { |
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unset($this->data[$index]); |
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} |
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/** |
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* Check if an index exists |
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* |
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* @param string $index Offset |
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* @return boolean |
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*/ |
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public function offsetExists($index) { |
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return $this->offsetGet($index) !== null; |
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} |
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} |
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comodojo /
extender.framework
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: