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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