/src/main/java/org/htmlunit/html/xpath/XPathAdapter.java
if ( state == ( ATTRIB) ) {   state = DEFAULT; }
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|| ('\u00B7' == ch) || ('\u0300' <= ch && ch <= '\u036F') || ('\u203F' <= ch && ch <= '\u2040') || ('_' == ch) || ('-' == ch) || ('.' == ch); <extra_id_0> state = STATE.DEFAULT; } } } } return new String(charArray);