float() function

The float() function converts a single value to a float.

*Function type: Type conversion
**Output data type:* Float

float(v: "3.14")

Parameters

v

The value to convert.

*Data type: Boolean | Integer | Numeric String | Uinteger*

Examples

from(bucket: "sensor-data")
  |> range(start: -1m)
  |> filter(fn:(r) => r._measurement == "camera" )
  |> map(fn:(r) => ({ r with aperature: float(v: r.aperature) }))