ascii2char {seqTools} | R Documentation |
ascii2char
calculates character representations for given phred values.
char2ascii
returns phred values for given ASCII encoded
representations (the reverse transformation of ascii2char
).
ascii2char(x, multiple=FALSE) char2ascii(c)
x |
|
multiple |
|
c |
|
The functions are only wrappers for convenience. char2ascii
is defined as strtoi(charToRaw(c), base = 16L)
. ascii2char
is defined as rawToChar(as.raw(x), multiple)
.
ascii2char
returns character
. char2ascii
returns integer
.
Wolfgang Kaisers
Ewing B, Green P Base-Calling of Automated Sequencer Traces Using Phred. II. Error Probabilities Genome Research 1998 8(3): 186-194
getPhredTable
ascii2char(97:101, multiple=FALSE) ascii2char(97:101, multiple=TRUE) char2ascii("abcde") char2ascii(paste("a", "b", "c", collapse="")) ascii2char(char2ascii("abcde"))