$re = '/^(?<indent>\s*)(?<mod1>\w+)\s(?<mod2>\w+)?\s*(?<mod3>\w+)?\s*(?<return>\b\w+)\s(?<name>\w+)\((?<arg>.*?)\)\s*\{(?<body>.+?)^\k<indent>\}/ms';
$str = 'public static FieldsConfig getFieldsConfig(){
if(xxx) {
sssss;
}
return;
}
public String getAsSeparateGroup(String groupName) {
String begin = pattern.substring(0,getStart());
String mid = pattern.substring(getStart(),getEnd());
String finish = pattern.substring(getEnd());
return begin + "(?<" + groupName + ">" + mid + ")" + finish;
}
@Override
public static final String toString() {
return asString;
}
public String directMatch(String match) {
Matcher matcher = Pattern.compile(getAsSeparateGroup("test")).matcher(match);
matcher.find();
String result;
try {
result = matcher.group("test");
}catch (Exception ex) {
result = "empty";
}
return getPattern() + ":" + result;
}
}';
$subst = "";
$result = preg_replace($re, $subst, $str);
echo "The result of the substitution is ".$result;
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for PHP, please visit: http://php.net/manual/en/ref.pcre.php