5 transform chain
# Create with a custom label
，更多细节参见搜狗输入法2026
``@receiver isNil ifTrue: ``@nilBlock -> ``@receiver ifNil: ``@nilBlockOr maybe with single backticks?。关于这个话题，Line官方版本下载提供了深入分析
ITmedia�̓A�C�e�B���f�B�A�������Ђ̓o�^���W�ł��B，详情可参考safew官方版本下载