toFloat() function
toFloat() converts all values in the _value column to float types.
Supported data types
- string (numeric, scientific notation, ±Inf, or NaN)
- boolean
- int
- uint
Function type signature
(<-tables: stream[{A with _value: B}]) => stream[{A with _value: B, _value: float}]
For more information, see Function type signatures.
Parameters
tables
Input data. Default is piped-forward data (<-).
Examples
Convert an integer _value column to floats
import "sampledata"
sampledata.int()
|> toFloat()
Convert a boolean _value column to floats
import "sampledata"
sampledata.bool()
|> toFloat()
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