50 lines
1.2 KiB
PHP
50 lines
1.2 KiB
PHP
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<?php
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namespace Rails\ArrayHelper;
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abstract class Base implements \ArrayAccess, \IteratorAggregate
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{
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abstract protected function _get_array();
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public function offsetSet($offset, $value)
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{
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if ($offset === null)
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$this->_get_array()[] = $value;
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else
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$this->_get_array()[$offset] = $value;
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}
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public function offsetExists($offset)
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{
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return isset($this->_get_array()[$offset]);
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}
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public function offsetUnset($offset)
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{
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unset($this->_get_array()[$offset]);
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}
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public function offsetGet($offset)
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{
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if ($this->offsetExists($offset))
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return $this->_get_array()[$offset];
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return null;
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}
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public function getIterator()
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{
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return new ArrayIterator($this->_get_array());
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}
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public function merge()
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{
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foreach (func_get_args() as $arr) {
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if (!is_array($arr))
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throw new Exception\InvalidArgumentException(
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sprintf("All arguments passed to merge() must be array, %s passed", gettype($arr))
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);
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foreach ($arr as $k => $v)
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$this->offsetSet($k, $v);
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}
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return $this;
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}
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}
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