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StrLeft, StrRight: Returns the Left Or the Right Part Of a String

Description

Returns the left part or the right part of a string. The number of characters are defined by the argument n. If n is negative, this number of characters will be cut off from the other side.

Usage

StrLeft(x, n)
StrRight(x, n)

Value

the left (right) n characters of x

Arguments

x

a vector of strings.

n

a positive or a negative integer, the number of characters to cut. If n is negative, this number of characters will be cut off from the right with StrLeft and from the right with StrRight.
n will be recycled.

Author

Andri Signorell <andri@signorell.net>

Details

The functions StrLeft and StrRight are simple wrappers to substr.

See Also

substr, StrTrim

Examples

Run this code
StrLeft("Hello world!", n=5)
StrLeft("Hello world!", n=-5)

StrRight("Hello world!", n=6)
StrRight("Hello world!", n=-6)

StrLeft(c("Lorem", "ipsum", "dolor","sit","amet"), n=2)

StrRight(c("Lorem", "ipsum", "dolor","sit","amet"), n=c(2,3))

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