SAS, R, Python
/********** Create Database db1 with String 'Hello World' */
data db1;
********** Format Variable String as character with lenght 11;
format STRING $11.;
STRING="Hello World";
********** Output in SAS log;
put STRING;
********** Output in db1;
output;
run;
title1 "Hello World";
proc print data=db1 noobs;
run;%macro Hello(MYWORD);
;/********** Create Database db1 with String 'Hello World' */
data db1;
%********** Format Variable String as character with length 40;
format STRING $40.;
STRING=&MYWORD;
%********** Output in SAS log with %put;
%put &MYWORD;
%********** Output in db1;
output;
run;
title1 "Hello World";
proc print data=db1 noobs;
run;
%mend Hello;
%Hello("Hello World (generated with SAS Macro)");* Macro for printing Hello World n-times (and Output in SAS log);
%macro MyLoop(NumLoop=, Output=Y);
%********** Declare iterator as local;
%local I;
%********** Upcase Output;
%let Output=%upcase(&Output);
%********** If Parameter Output is Y = Yes:;
%if &Output=Y %then %do;
%********** Loop;
%do I=1 %to &NumLoop;
%put "Hello World &I"; %* Output in SAS Log;
%end;
%end;
%********** If Parameter Output is not Y;
%else %do;
%put "Output is not Y"; %* Output in SAS Log;
%end;
%mend MyLoop;
%MyLoop(NumLoop=8, Output=y);
* NOTE: Declare all variables within macro as %local, avoid using %global variables;
* NOTE: Macro parameters are always local to the macro that defines them;# Define String
string <- "Hello World"
# print
print(string)
# or
cat(string, "\n")hello <- function(string) {
cat(string, "\n")
}
hello("Hello World (generated with R Function)")# Function for printing Hello World n-times (if output = TRUE)
hello <- function(numloop, output = TRUE) {
# Output if variable is TRUE
if (output == TRUE) {
for (i in 1:numloop) {
# Print Hello World
cat("Hello World", i, "\n")
}
} else {
cat("output is not TRUE", "\n")
}
}
hello(8, output = TRUE)string = "Hello World"
print(string)# Define function hello with parameter string
def hello(string): # Function header
"""Prints a string""" # Description
# Print string
print(string) # Body
# Call hello
hello("Hello World (generated with Python Function)")# Define function hello for printing Hello World n-times (if output = TRUE)
def hello(numloop, output = True):
"""Prints Hello World n-times"""
# If Output is true
if output is True:
# Loop
for i in range(numloop):
# Print string
print("Hello World", i+1)
else:
print("Output is not TRUE")
# Call hello
hello(8, output = True)
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