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38 lines
603 B
Markdown
38 lines
603 B
Markdown
---
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date: 2020-11-10
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id: d07536b9-8d42-4b60-92a5-0348acb0a3db
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title: PHP nullsafe operator
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---
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# Description
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Introduced in [PHP 8.0](20201109133834-php_8_0), nullsafe operators[^1]
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enable you to safely use methods that may return `null`.
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# Syntax
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``` php
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class bar
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{
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public function excellent(): string
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{
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return "excellent";
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}
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}
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class foo
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{
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public function getBarOrNull(): ?bar
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{
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return rand(0, 1) === 1 ? new bar() : null;
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}
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}
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$foo = new foo();
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echo $foo->getBarOrNull()?->excellent();
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```
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# Footnotes
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[^1]: <https://wiki.php.net/rfc/nullsafe_operator>
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