Java 正規表示範例

import java.util.regex.Matcher;
import java.util.regex.Pattern;

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public void parserCircuitID(String inputStr) {

        String patternStr = "circuit [0-9]+/[0-9]+:[0-9]+:[0-9]+/[0-9]+/[0-9]+/[0-9]+";
        Pattern pattern = Pattern.compile(patternStr);
        Matcher matcher = pattern.matcher(inputStr);

        boolean matchFound = matcher.find();
        System.out.print(matchFound);

        while (matchFound) { //有符合項
            System.out.println(matcher.start() + "-" + matcher.end());
            for (int i = 0; i <= matcher.groupCount(); i++) {
                String groupStr = matcher.group(i); //正規表示式若有括號則依序取
                System.out.println(i + ":" + groupStr);
            }
            if (matcher.end() + 1 <= inputStr.length()) { //未到結尾並且還有符合項
                matchFound = matcher.find(matcher.end());
            } else {
                break;
            }
        }
    }