Method readChar

examples/src/main/java/File.java:169–175

Read a single character from the file. Implements a JavaScript function that reads the next character from the file. @return the next character from the file as a single-character string, or null if end of file is reached @throws IOException if an error occurred while accessing the file ass

()

     *     object, or if the file cannot be read
     */
    @JSFunction
    public String readChar() throws IOException {
        int i = getReader().read();
        if (i == -1) return null;
        char[] charArray = {(char) i};
        return new String(charArray);
    }

    /**
     * Write strings to the file.