76 lines
1.5 KiB
PHP
76 lines
1.5 KiB
PHP
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<?php
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namespace Overtrue\Pinyin;
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use ArrayAccess;
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use JsonSerializable;
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use Stringable;
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class Collection implements ArrayAccess, JsonSerializable, Stringable
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{
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public function __construct(protected $items = [])
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{
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}
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public function join(string $separator = ' '): string
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{
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return implode($separator, \array_map(function ($item) {
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return \is_array($item) ? '['.\implode(', ', $item).']' : $item;
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}, $this->items));
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}
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public function map(callable $callback): Collection
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{
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return new static(array_map($callback, $this->all()));
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}
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public function all(): array
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{
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return $this->items;
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}
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public function toArray(): array
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{
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return $this->all();
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}
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public function toJson(int $options = 0): string
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{
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return json_encode($this->all(), $options);
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}
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public function __toString()
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{
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return $this->join();
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}
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public function offsetExists(mixed $offset): bool
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{
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return isset($this->items[$offset]);
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}
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public function offsetGet(mixed $offset): mixed
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{
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return $this->items[$offset] ?? null;
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}
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public function offsetSet(mixed $offset, mixed $value): void
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{
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if (null === $offset) {
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$this->items[] = $value;
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} else {
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$this->items[$offset] = $value;
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}
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}
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public function offsetUnset(mixed $offset): void
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{
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unset($this->items[$offset]);
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}
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public function jsonSerialize(): mixed
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{
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return $this->items;
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}
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}
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