# GetMessageDirection

public enum GetMessageDirection

历史消息的方向。 以指定的 message id 作为起始点，时间早于该 id 则为 FRONT，否则为 BEHIND。

## Entries

BEHIND
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BEHIND

获取的消息时间晚于指定的 message 时间。

FRONT
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FRONT

获取的消息时间早于指定的 message 时间。

## Functions

valueOf
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public static RongCommonDefine.GetMessageDirection valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

values
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public static Array<RongCommonDefine.GetMessageDirection> values()

Returns an array containing the constants of this enum type, in the order they're declared. This method may be used to iterate over the constants.