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# Test program for checking sprintf operation with various floating
# point formats
#
# Watch out - full output of this program will have 3000 * tot lines,
# which will take a chunk of space if you will write it to your disk.
# --mj
BEGIN {
just = "-"
plus = "+ "
alt = "#"
zero = "0"
spec = "feEgG"
fw[1] = ""
fw[2] = "1"
fw[3] = "5"
fw[4] = "10"
fw[5] = "15"
prec[1] = ".-1"
prec[2] = ""
prec[3] = ".2"
prec[4] = ".5"
prec[5] = ".10"
num = 123.6
factor = 1.0e-12
tot = 8
data[1] = 0
data[2] = 1
for (i = 3; i <= tot; i++) {
data[i] = num * factor
factor *= 1000
}
for (j = 1; j <= 2; j++) {
for (p = 1; p <= 3; p++) {
for (a = 1; a <= 2; a++) {
for (z = 1; z <= 2; z++) {
for (s = 1; s <= 5; s++) {
for (w = 1; w <= 5; w++) {
for (r = 1; r <= 5; r++) {
frmt = "|%" substr(just, j, 1)
frmt = frmt substr(plus, p, 1)
frmt = frmt substr(alt, a, 1)
frmt = frmt substr(zero, z, 1)
frmt = frmt fw[w] prec[r]
frmt = frmt substr(spec, s, 1) "|"
for (i = 1; i <= tot; i++) {
result = sprintf(frmt, data[i])
# "normalize" if you must
# sub(/\|\./, "|0.", result)
printf("%-16s %-25s\t%g\n", frmt,
result,data[i])
}
}
}
}
}
}
}
}
}
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