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发个完整的readme

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huangsimin 2019-07-18 14:57:44 +08:00
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README.md
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@ -5,18 +5,47 @@
## PriorityQueue ## PriorityQueue
``` golang ``` golang
pq := pqueuekey.New(compare.Int) package main
pq.Push(1, 1)
pq.Push(4, 4) import (
pq.Push(5, 5) "log"
pq.Push(6, 6)
pq.Push(2, 2) // pq.Values() = [6 5 4 2 1] "github.com/474420502/focus/compare"
value, _ := pq.Pop() // value = 6 pqueuekey "github.com/474420502/focus/priority_queuekey"
value, _ = pq.Get(1) // value = 1 pq.Values() = [5 4 2 1] )
value, _ = pq.Get(0) // value = nil , Get equal to Seach Key
value, _ = pq.Index(0) // value = 5, compare.Int the order from big to small func main() {
values := pq.GetRange(2, 5) // values = [2 4 5] pq := pqueuekey.New(compare.Int)
values = pq.GetRange(5, 2) // values = [5 4 2] pq.Push(1, 1)
values = pq.GetRange(100, 2) // values = [5 4 2] pq.Push(4, 4)
values3 := pq.GetAround(5) // values3 = [<nil>, 5, 4] pq.Push(5, 5)
pq.Push(6, 6)
pq.Push(2, 2) // pq.Values() = [6 5 4 2 1]
log.Println(pq.Values())
value, _ := pq.Pop() // value = 6
log.Println(value)
value, _ = pq.Get(1) // value = 1 pq.Values() = [5 4 2 1]
log.Println(value)
value, _ = pq.Get(0) // value = nil , Get equal to Seach Key
log.Println(value)
value, _ = pq.Index(0) // value = 5, compare.Int the order from big to small
log.Println(value)
values := pq.GetRange(2, 5) // values = [2 4 5]
log.Println(values)
values = pq.GetRange(5, 2) // values = [5 4 2]
log.Println(values)
values = pq.GetRange(100, 2) // values = [5 4 2]
log.Println(values)
values3 := pq.GetAround(5) // values3 = [<nil>, 5, 4]
log.Println(values3)
iter := pq.Iterator() // Next 小到大
// log.Println(iter.Value()) 直接使用会报错,
iter.Next()
log.Println(iter.Value()) // 起始最大值 5
log.Println(iter.Next(), iter.Value()) // 5
// 大到小
log.Println(iter.Prev(), iter.Value()) // 4
}
``` ```