$results = [],该如何解决

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Release: 2023-02-28 13:54:02
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$results = []
$results = [];
foreach (array_merge([$class => $class], class_parents($class)) as $class)
{
$results += trait_uses_recursive($class);
}
return array_unique($results);
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$a=[]; 这是什么意思?
------解决方案--------------------
是个数组的意思。
------解决方案--------------------
$a = [];
是 $a = array(); 的简化写法,php5.4开始可用
------解决方案--------------------
就是 $a = array();的意思。


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