Meaning of 着くやいなや in Japanese

It seems that your search contains the following:

Definition of 着くやいなや

つくやいなや(tsukuyainaya) 【着くや否や ·着くやいなや】

私わたしは家いえに着くつくやいなや寝た。

The moment I arrived home, I went to bed.

No sooner had we reached the station than it began to rain.

私わたしが駅えきに着くつくやいなや汽車きしゃは出た。

I had no sooner reached the station than the train started.

家いえに着くつくやいなや、彼かれは床ゆかに倒れ込んだ。

On arriving home, he laid himself on the floor.