mb_regex_set_options
(PHP 4 >= 4.3.0, PHP 5, PHP 7)
mb_regex_set_options — Set/Get the default options for mbregex functions
Descrierea
mb_regex_set_options
( string|null $options
= null
) : string
Sets the default options described by options
for multibyte regex functions.
Parametri
-
options
-
The options to set. This is a string where each
character is an option. To set a mode, the mode
character must be the last one set, however there
can only be set one mode but multiple options.
Regex options
Option |
Meaning |
i |
Ambiguity match on |
x |
Enables extended pattern form |
m |
'.' matches with newlines |
s |
'^' -> '\A' , '$' -> '\Z' |
p |
Same as both the m and s options |
l |
Finds longest matches |
n |
Ignores empty matches |
e |
eval() resulting code |
Regex syntax modes
Mode |
Meaning |
j |
Java (Sun java.util.regex) |
u |
GNU regex |
g |
grep |
c |
Emacs |
r |
Ruby |
z |
Perl |
b |
POSIX Basic regex |
d |
POSIX Extended regex |
Valorile întoarse
The previous options. If options
is omitted or null
,
it returns the string that describes the current options.
A se vedea și
- mb_split() - Split multibyte string using regular expression
- mb_ereg() - Regular expression match with multibyte support
- mb_eregi() - Regular expression match ignoring case with multibyte support