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27 lines
465 B
27 lines
465 B
package dorm
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type Iterator struct {
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data []interface{}
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index int
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}
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// NewIterator 构造函数
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func NewIterator(data []interface{}) *Iterator {
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return &Iterator{data: data}
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}
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// HasNext 是否有下一个
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func (i *Iterator) HasNext() bool {
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if i.data == nil || len(i.data) == 0 {
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return false
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}
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return i.index < len(i.data)
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}
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// Next 循环下一个
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func (i *Iterator) Next() (Ret interface{}) {
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Ret = i.data[i.index]
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i.index = i.index + 1
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return
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}
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