host . $value : ''; } public function getLicensePicAttribute($value): string { return $value ? $this->host . $value : ''; } public function setPasswordAttribute($value) { if ($value) { if ( empty($this->attributes['password']) || //新增时 $this->attributes['password'] != $value && !empty($this->attributes['password']) //编辑时 ) { $this->attributes['password'] = $this->passMd5($value); } } } }