填写单选按钮字段

使用 FormExamples.fillRadioButtonFields(...) 选择单选按钮选项。

public static void fillRadioButtonFields(Path inputFile, Path outputFile) {
    Form form = new Form();
    try {
        form.bindPdf(inputFile.toString());
        form.fillField("gender", 0);
        form.save(outputFile.toString());
    } finally {
        form.close();
    }
}