Php/docs/splfixedarray.offsetunset
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SplFixedArray::offsetUnset
(PHP 5 >= 5.3.0, PHP 7)
SplFixedArray::offsetUnset — Unsets the value at the specified $index
说明
public SplFixedArray::offsetUnset
( int $index
) : void
Unsets the value at the specified index.
参数
index
- The index being unset.
返回值
没有返回值。
错误/异常
Throws RuntimeException when index
is outside
the defined size of the array or when index
cannot be parsed as an integer.