1 | <?php |
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5 | trait Pubsub |
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6 | { |
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7 | public function pSubscribe(): bool |
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11 | |||
12 | /** |
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13 | * Publish messages to channels. Warning: this function will probably change |
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14 | * in the future. |
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15 | * |
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16 | * @param string $channel A channel to publish to. |
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17 | * @param string $message The message to be broadcasted. |
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18 | * |
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19 | * @return int the number of clients that received the message. |
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20 | */ |
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21 | public function publish(string $channel, string $message): int |
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25 | |||
26 | public function subscribe(): bool |
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30 | |||
31 | public function pubSub(): bool |
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35 | } |
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36 |
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: