Add new float range filter

# SphinxClient::setFilterFloatRange

(PECL sphinx >= 0.1.0)

SphinxClient::setFilterFloatRange — Add new float range filter

### 説明

public SphinxClient::setFilterFloatRange ( string `$attribute` , float `$min` , float `$max` [, bool `$exclude` = `FALSE` ] ) : bool

Adds new float range filter to the existing list of filters. Only those documents which have `attribute` value stored in the index between `min` and `max` (including values that are exactly equal to `min` or `max`) will be matched (or rejected, if `exclude` is `TRUE`).

### パラメータ

`attribute`

  An attribute name.

`min`

  Minimum value.

`max`

  Maximum value.

`exclude`

  If set to `TRUE`, matching documents are excluded from the result set.

### 返り値

成功した場合に `TRUE` を、失敗した場合に `FALSE` を返します。

### 参考

- SphinxClient::setFilterRange
- SphinxClient::setFilter
- SphinxClient::resetFilters