jfloat_array
Instantiate an Array[Float].
Description
Instantiate an Array[Float] object with the value specified. NOTE: this method is useful when one has to invoke a Java/Scala method requiring an Array[Float] as one of its parameters.
Usage
jfloat_array(sc, x)Arguments
| Argument | Description |
|---|---|
| sc | A spark_connection. |
| x | A numeric vector in R. |
Examples
sc <- spark_connect(master = "spark://HOST:PORT")
jflt_arr <- jfloat_array(sc, c(-1.23e-8, 0, -1.23e-8))
# jflt_arr is now a reference an array of java.lang.Float