(PHP 5 >= 5.3.0, PHP 7)
SplFixedArray::offsetGet — Returns the value at the specified index
public SplFixedArray::offsetGet ( int $index ) : mixed
Returns the value at the index index.
index
The index with the value.
The value at the specified index.
Throws RuntimeException when index is outside the defined size of the array or when index cannot be parsed as an integer.
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https://www.php.net/manual/en/splfixedarray.offsetget.php