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BNB Chain 將透過 BEP-706 引入毫秒級區塊時間戳

2026-11-06 18:37:49

ChainCatcher 消息,BNB Chain 宣布,BEP-706 已納入 Jenner 硬分叉升級,將透過部署在地址 0x70 的新預編譯合約,向智能合約提供毫秒級區塊時間戳。此前,合約透過 block.timestamp 只能讀取精確到秒的時間,即使多個區塊在同一秒內生成,也無法區分其時間差。

升級後,開發者可透過新介面讀取以毫秒為單位的時間戳,而現有 block.timestamp 的返回值及秒級計時邏輯保持不變。該功能可用於需要亞秒級精度的應用場景,例如有效期僅數百毫秒的報價結算、拍賣截止時間及價格預言機數據更新時效檢查。新預編譯合約的計算費用為 20 Gas,調用還需承擔相應的調用及內存成本。BNB Chain 提醒開發者注意秒與毫秒的單位一致性,並在整合時檢查調用是否成功以及是否返回預期的 32 字節數據。

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