| ifelse {SparkR} | R Documentation |
Evaluates a list of conditions and returns yes if the conditions are satisfied.
Otherwise no is returned for unmatched conditions.
## S4 method for signature 'Column' ifelse(test, yes, no)
test |
a Column expression that describes the condition. |
yes |
return values for |
no |
return values for |
ifelse since 1.5.0
Other normal_funcs: Column-class,
column, column,
column,
column,character-method,
column,jobj-method; abs,
abs,Column-method;
bitwiseNOT, bitwiseNOT,
bitwiseNOT,Column-method;
coalesce, coalesce,
coalesce,
coalesce,Column-method,
coalesce,SparkDataFrame-method;
expr, expr,
expr,character-method;
greatest, greatest,
greatest,Column-method;
is.nan, is.nan,Column-method,
isnan, isnan,
isnan,Column-method; least,
least, least,Column-method;
lit, lit,
lit,ANY-method; nanvl,
nanvl, nanvl,Column-method;
negate, negate,
negate,Column-method; randn,
randn, randn,
randn,missing-method,
randn,numeric-method; rand,
rand, rand,
rand,missing-method,
rand,numeric-method; struct,
struct,
struct,characterOrColumn-method;
when, when,
when,Column-method
## Not run:
##D ifelse(df$a > 1 & df$b > 2, 0, 1)
##D ifelse(df$a > 1, df$a, 1)
## End(Not run)