findMissingValues: Find Missing Values
In mariytu/RegressionLibs: What the package does (short line)

Description Usage Arguments Value Examples

Check out all data set to find missing values. Return a data frame, with the possition of each missing value.

1	findMissingValues(dataSet)

dataSet

an object of class data frame with a data set.

an integer(0) when no null values, or a data frame with all null values identified by their positions (i,j)

#Example 1
# Getting a data set with missing values
cars <- read.csv("https://dl.dropboxusercontent.com/u/12599702/autos.csv", sep = ";", dec = ",")

missingValues <- findMissingValues(cars) #Find missing values

if (any(missingValues)) { #Validation if missing values exist
    missingValues <- missingValues[!duplicated(missingValues[,1]),] #Deleting duplicated rows
    print(missingValues) # print all missing values found
    cars <- cars[-missingValues[,1],] # deleting all rows that contains a missing values
}