计算下一个N秒在多少秒之后

utils/times/calc.go

@@ -0,0 +1,19 @@
+package times
+
+import (
+	"time"
+)
+
+// CalcNextSec 计算下一个N秒在多少秒之后
+func CalcNextSec(sec int) int {
+	now := time.Now().Unix()
+	next := now + int64(sec) - now%int64(sec)
+	return int(next - now)
+}
+
+// CalcNextSecWithTime 计算下一个N秒在多少秒之后
+func CalcNextSecWithTime(t time.Time, sec int) int {
+	now := t.Unix()
+	next := now + int64(sec) - now%int64(sec)
+	return int(next - now)
+}