src/Leevel/Database/Ddd/Entity.php
public function withRelationProp(string $prop, $value): void
    {
        $this->validate($prop);

        $this->propSetter($prop, $value);
    }
public function withRelationProp(string $prop, $value): void
    {
        $this->validate($prop);

        $this->propSetter($prop, $value);
    }
设置关联数据.

@param string $prop
@param mixed  $value