How will corporate actions affect a user's holdings?

Q: How will corporate actions affect a user's holdings?

Consolidation (Reverse Stock Split): The number of shares will decrease, and the cost per share will increase. Stock Split: The number of shares will increase, and the cost per share will decrease. Stock Swap: The number of original shares will decrease, the number of new shares will increase, and the cost per new share will be adjusted. Split-Off: The number of original shares will decrease, the cost per share will be adjusted, and new shares will be received. Dividend: On the ex-dividend date, the market value will decrease, and dividends will be credited to the account a few days later. Bonus Issue: On the ex-bonus date, the market value will decrease, bonus shares will be credited a few days later, and the cost per share will be adjusted.

Question

Accepted Answer

Consolidation (Reverse Stock Split): The number of shares will decrease, and the cost per share will increase.
Stock Split: The number of shares will increase, and the cost per share will decrease.
Stock Swap: The number of original shares will decrease, the number of new shares will increase, and the cost per new share will be adjusted.
Split-Off: The number of original shares will decrease, the cost per share will be adjusted, and new shares will be received.
Dividend: On the ex-dividend date, the market value will decrease, and dividends will be credited to the account a few days later.
Bonus Issue: On the ex-bonus date, the market value will decrease, bonus shares will be credited a few days later, and the cost per share will be adjusted.