str_diff {pkgmaker}

Finding Differences Between Strings

Description

Computes which characters differ between two strings.

Usage

str_diff(x, y)

Arguments

x

a single string

y

a single string

Value

an integer vector containing the index of all mis-matched characters in the first string.

Examples

# strings to compare
x <- "once upon a time"
y <- "once upon a time there was"
z <- "once upon two times"

# diff: x - y
d <- str_diff(x, y)
d
str(d)

# other comparisons 
str_diff(y, x)
str_diff(x, x)
str_diff(x, z)
str_diff(y, z)