Compile


`Compile`
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`Compile`

Compile — compiles a regular expression to a form that is more efficient to evaluate.

static Regex.Compile(pattern, options)

pattern

A string specifying the regular expression pattern.

options

A bitwise OR of zero or more of the following:

PCRE_ANCHORED

PCRE_BSR_ANYCRLF

PCRE_BSR_UNICODE

PCRE_CASELESS

PCRE_DOLLAR_ENDONLY

PCRE_DOTALL

PCRE_DUPNAMES

PCRE_EXTENDED

PCRE_EXTRA

PCRE_FIRSTLINE

PCRE_JAVASCRIPT_COMPAT

PCRE_MULTILINE

PCRE_NEWLINE_CR

PCRE_NEWLINE_LF

PCRE_NEWLINE_CRLF

PCRE_NEWLINE_ANYCRLF

PCRE_NEWLINE_ANY

PCRE_NO_AUTO_CAPTURE

PCRE_UNGREEDY

PCRE_UTF8

PCRE_NO_UTF8_CHECK

On success, an instance of Regex. On failure, an error list with three elements:

car(errlist) = a numeric return code from the failing function
cadr(errlist) = a character position in the pattern where the error occurred, or 0.
caddr(errlist) = an error message, as a human-readable string