begins
From spatstat v1.49-0
by Adrian Baddeley
Check Start of Character String
Checks whether a character string begins with a particular prefix.
- Keywords
- character
Usage
begins(x, firstbit)
Arguments
- x
Character string, or vector of character strings, to be tested.
- firstbit
A single character string.
Details
This simple wrapper function checks whether (each entry in) x
begins with the string firstbit
, and returns a logical value
or logical vector with one entry for each entry of x
.
This function is useful mainly for reducing complexity in model formulae.
Value
Logical vector of the same length as x
.
Examples
# NOT RUN {
begins(c("Hello", "Goodbye"), "Hell")
begins("anything", "")
# }
Community examples
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