Description Usage Arguments Details Value Author(s) Examples
Functions for conversion to string representation of integers to arbitrary bases
1 2 3 4 5 6 |
str |
String representing a real |
n |
Integer vector |
B |
1 < integer < 17, base of representation |
space |
Integer, space for conversion |
plus |
string for signifying positive values, usually "" or "+" |
lead |
string for insertion between sign and first significant digit, usually "" or "0" |
just |
String for choosing kind of justification within 'space', partial matching allowed |
x |
Vector of reals |
digits |
no. of digits for roeunding |
int2Oct
Convert integer to octal representation.
int2Hex
Convert integer to hex representation
NdM
maximum number of decimal places needed for trunc(x)
int2ASCII,int2B,int2Oct,int2Hex
vector of strings represented by 'n'
strRound
real, represented by x
Christian W. Hoffmann <christian@echoffmann.ch>
1 2 3 4 5 6 7 8 9 10 | NdM(10^(1:4)) # 5
int2ASCII(1:255)[121:129] # "x" "y" "z" "{" "|" "}" "~" "\177" "\200"
int2B(1:50,2) # all of same length
int2B(1:50*(-1)^(1:50),just="r") # left flush
unlist(sapply(1:50,int2B,2,just="l")[1,] ) # individual lengths
unlist(sapply(1:50,int2B,7)[1,] ) # individual lengths
unlist(sapply(1:50,int2B)[1,] )
unlist(sapply(1:50,int2Oct)[1,] )
unlist(sapply(1:50,int2Hex)[1,] )
strRound(pi*10^4,0)/10^4 == strRound(pi,4) # TRUE
|
Loading required package: lattice
Loading required package: grid
[1] 4
[1] "x" "y" "z" "{" "|" "}" "~" "\177" "\x80"
There were 50 or more warnings (use warnings() to see the first 50)
[[1]]
[1] " 1" " 10" " 11" " 100" " 101" " 110" " 111" " 1000"
[9] " 1001" " 1010" " 1011" " 1100" " 1101" " 1110" " 1111" " 10000"
[17] " 10001" " 10010" " 10011" " 10100" " 10101" " 10110" " 10111" " 11000"
[25] " 11001" " 11010" " 11011" " 11100" " 11101" " 11110" " 11111" "100000"
[33] "100001" "100010" "100011" "100100" "100101" "100110" "100111" "101000"
[41] "101001" "101010" "101011" "101100" "101101" "101110" "101111" "110000"
[49] "110001" "110010"
[[2]]
[1] 2
[[1]]
[1] "-1 " "-2 " "-3 " "-4 " "-5 " "-6 " "-7 " "-8 " "-9 " "-10" "-11" "-12"
[13] "-13" "-14" "-15" "-16" "-17" "-18" "-19" "-20" "-21" "-22" "-23" "-24"
[25] "-25" "-26" "-27" "-28" "-29" "-30" "-31" "-32" "-33" "-34" "-35" "-36"
[37] "-37" "-38" "-39" "-40" "-41" "-42" "-43" "-44" "-45" "-46" "-47" "-48"
[49] "-49" "-50"
[[2]]
[1] 10
[1] "1" "10" "11" "100" "101" "110" "111" "1000"
[9] "1001" "1010" "1011" "1100" "1101" "1110" "1111" "10000"
[17] "10001" "10010" "10011" "10100" "10101" "10110" "10111" "11000"
[25] "11001" "11010" "11011" "11100" "11101" "11110" "11111" "100000"
[33] "100001" "100010" "100011" "100100" "100101" "100110" "100111" "101000"
[41] "101001" "101010" "101011" "101100" "101101" "101110" "101111" "110000"
[49] "110001" "110010"
[1] "1" "2" "3" "4" "5" "6" "10" "11" "12" "13" "14" "15"
[13] "16" "20" "21" "22" "23" "24" "25" "26" "30" "31" "32" "33"
[25] "34" "35" "36" "40" "41" "42" "43" "44" "45" "46" "50" "51"
[37] "52" "53" "54" "55" "56" "60" "61" "62" "63" "64" "65" "66"
[49] "100" "101"
[1] "1" "2" "3" "4" "5" "6" "7" "8" "9" "10" "11" "12" "13" "14" "15"
[16] "16" "17" "18" "19" "20" "21" "22" "23" "24" "25" "26" "27" "28" "29" "30"
[31] "31" "32" "33" "34" "35" "36" "37" "38" "39" "40" "41" "42" "43" "44" "45"
[46] "46" "47" "48" "49" "50"
[1] "1" "2" "3" "4" "5" "6" "7" "10" "11" "12" "13" "14" "15" "16" "17"
[16] "20" "21" "22" "23" "24" "25" "26" "27" "30" "31" "32" "33" "34" "35" "36"
[31] "37" "40" "41" "42" "43" "44" "45" "46" "47" "50" "51" "52" "53" "54" "55"
[46] "56" "57" "60" "61" "62"
[1] "1" "2" "3" "4" "5" "6" "7" "8" "9" "A" "B" "C" "D" "E" "F"
[16] "10" "11" "12" "13" "14" "15" "16" "17" "18" "19" "1A" "1B" "1C" "1D" "1E"
[31] "1F" "20" "21" "22" "23" "24" "25" "26" "27" "28" "29" "2A" "2B" "2C" "2D"
[46] "2E" "2F" "30" "31" "32"
[1] TRUE
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