Return the Index of the First Minimum Value of a Numeric Vector in R Programming – which.min() Function Improve Improve Like Article Like Save Share Report which.min() function in R Language is used to return the location of the first minimum value in the Numeric Vector. Syntax: which.min(x) Parameters: x: Numeric Vector Example 1: # R program to find index of # first minimum value # Creating a vector x <- c(2, 3, 4, 5, 1, 2, 3, 1, 2) # Calling which.min() function which.min(x) # Printing minimum value x[which.min(x)] Output: [1] 5 [1] 1 Example 2: # R program to find index of # first minimum value # Calling pre-defined dataset BOD$demand # Calling which.min() function which.min(BOD$demand) # Printing minimum value BOD$demand[which.min(BOD$demand)] Output: [1] 8.3 10.3 19.0 16.0 15.6 19.8 [1] 1 [1] 8.3 Last Updated : 16 Jun, 2020 Like Article Save Article Previous Get the Minimum and Maximum element of a Vector in R Programming - range() Function Next Return the Index of the First Maximum Value of a Numeric Vector in R Programming - which.max() Function Share your thoughts in the comments Add Your Comment Please Login to comment...