How to set font size and position in specific text

Question

I want to set font size and position in a specific text.how can i do that?

doc.text( 40, 30, "jspdf" );

Answer 1

    doc.setFontSize(20);
    doc.text(
      "SHARJAS",
      40,
      30
    );

    doc.setFontSize(18);
    doc.text(
      `SHARJAS`,
      40,
      50
    );
 doc.setFontSize(16);
    doc.text(
      `SHARJAS`,
      40,
      70
    );
 doc.setFontSize(14);
    doc.text(
      `SHARJAS`,
      40,
      70
    );