Introduction - If you have any usage issues, please Google them yourself
iText using text block (chunk), phrases (Phrase) and paragraphs with text text block is the smallest unit of text processing, consists of a string formatted (including font, color, size) of the characters phrase by one or more Text composition, phrases can also set the font, but the font has been set for which a block of text is invalid paragraphs one or more text blocks or phrase composition, representing the concept of paragraphs in a Word document, the same can set the font paragraphs size, color and other attributes. Alternatively, you can set the paragraph indent Daoxing, alignment (left-aligned, right-aligned, center-aligned).