modify_mode: Apply mode modifiers

Description Usage Arguments Value References Examples

Description

Applies one or more mode modifiers to the regular expression.

Usage

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Arguments

x

A character vector.

modes

A character vector of mode modifiers.

Value

A character vector representing part or all of a regular expression.

References

http://www.regular-expressions.info/modifiers.html and http://www.rexegg.com/regex-modifiers.html

Examples

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Example output

<regex> (?i)foo(?-i)
<regex> (?x)foo(?-x)
<regex> (?s)foo(?-s)
<regex> (?m)foo(?-m)
<regex> (?J)foo(?-J)
<regex> (?X)foo(?-X)
<regex> (?iJX)foo(?-iJX)

rebus.base documentation built on May 2, 2019, 5:14 a.m.