src/Container.php
public function offsetUnset($offset): void
    {
        unset(
            $this->entries[$offset],
            $this->entryCache[$offset],
            $this->valueCache[$offset]
        );
    }
public function offsetUnset($offset): void
    {
        unset(
            $this->entries[$offset],
            $this->entryCache[$offset],
            $this->valueCache[$offset]
        );
    }
Removes an entry from the container.
@param string $offset The identifier of the container entry to remove