BEGIN { a = "+2"; b = 2; c = "+2a"; d = "+2 "; e = " 2" printf "Test #1: " if (b == a) print "\"" a "\"" " compares as a number" else print "\"" a "\"" " compares as a string" printf "Test #2: " if (b == c) print "\"" c "\"" " compares as a number" else print "\"" c "\"" " compares as a string" printf "Test #3: " if (b == d) print "\"" d "\"" " compares as a number" else print "\"" d "\"" " compares as a string" printf "Test #4: " if (b == e) print "\"" e "\"" " compares as a number" else print "\"" e "\"" " compares as a string" f = a + b + c + d + e print "after addition" printf "Test #5: " if (b == a) print "\"" a "\"" " compares as a number" else print "\"" a "\"" " compares as a string" printf "Test #6: " if (b == c) print "\"" c "\"" " compares as a number" else print "\"" c "\"" " compares as a string" printf "Test #7: " if (b == d) print "\"" d "\"" " compares as a number" else print "\"" d "\"" " compares as a string" printf "Test #8: " if (b == e) print "\"" e "\"" " compares as a number" else print "\"" e "\"" " compares as a string" printf "Test #9: " if ("3e5" > "5") print "\"3e5\" > \"5\"" else print "\"3e5\" <= \"5\"" printf "Test #10: " x = 32.14 y[x] = "test" OFMT = "%e" print y[x] printf "Test #11: " x = x + 0 print y[x] printf "Test #12: " OFMT="%f" CONVFMT="%e" print 1.5, 1.5 "" printf "Test #13: " if ( 1000000 "" == 1000001 "") print "match" else print "nomatch" } { printf "Test #14: " FS = ":" print $1 FS = "," printf "Test #15: " print $2 }