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   * {@link java.io.PrintWriter#format PrintWriter.format}, and related methods. These support the
   * full range of <a
   * href="https://docs.oracle.com/javase/9/docs/api/java/util/Formatter.html#syntax">format
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   * java.util.IllegalFormatException}.
   *
   * <p>In certain cases, such as outputting debugging information or constructing a message to be

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