I want to replace text in pdf with Aspose.PDF, But throw a NullReferenceException.
the sample code :
var doc = new Aspose.Pdf.Document(@“D:\abc\1212\c++.1.pdf”);
var sourceText = “的”;
var targetText = “x”;
Regex rul…...when the new text contains a point or comma, but it works when...
Learn how to use Aspose.Cells for JavaScript via C++ to create charts in Microsoft Excel. Our guide will demonstrate various chart types and how to customize their appearance and formatting.... ChartPoint, a single point in a series in a chart. ChartPointCollection...collection that contains all the points in one series. Charts, a collection...
Aspose.Slides for Java is an Aspose Java PowerPoint API for Java PPT and Java PPTX creation....help you communicate your main point or evoke a certain feeling with...as titles, headings, bullet points, charts, graphs, etc. Please...
Fundamentals of working with TeX as an output or input format within Aspose.TeX API. TeX job runs on an explicitly specified file.... At this point, you may want to replace the...
Compare DOC documents using JavaScript to diff two files. With our JavaScript API you can detect the difference even if one character or one word has been changed.... An important point: the compared DOC documents...
Compare Word or PDF documents using JavaScript to get the difference between files. You can also compare files in other popular formats.... An important point: the compared documents should...
Compare PDF documents using Python to diff two files. With our Python API you can detect the difference even if one character or one word has been changed.... An important point: the compared PDF documents...
Compare TXT documents using Python to diff two files. With our Python API you can detect the difference even if one character or one word has been changed.... An important point: the compared TXT documents...
Compare WORD documents using JavaScript to diff two files. With our JavaScript API you can detect the difference even if one character or one word has been changed.... An important point: the compared Word documents...
This article discusses the division of TeX math symbols into classes and the meaning of these classes in mathematics....But there’s usually not much point in doing so, because TeX just...