AsposePdfDeletePages

Delete pages from PDF file.

function AsposePdfDeletePages(
    fileBlob,
    fileName,
    fileResultName,
    numPages
)

Parameters:

• fileBlob Blob object
• fileName file name
• fileResultName result file name
• numPages page numbers:
  • string, include page numbers with intervals as “7, 20, 22, 30-32, 33, 36-40, 46”
  • array, array of page numbers, such as [1,3]
  • number, page number as 2

Return:

JSON object

• errorCode - code error (0 no error)
• errorText - text error ("" no error)
• fileNameResult - result file name

Example:

  var ffileDeletePages = function (e) {
    const file_reader = new FileReader();
    file_reader.onload = (event) => {
      /*delete 1-3 pages a PDF-file and save the "ResultOptimize.pdf"*/
      const json = AsposePdfDeletePages(event.target.result, e.target.files[0].name, "ResultDeletePages.pdf", "1-3");
      if (json.errorCode == 0) document.getElementById('output').textContent = json.fileNameResult;
      else document.getElementById('output').textContent = json.errorText;
      /*make a link to download the result file*/
      DownloadFile(json.fileNameResult, "application/pdf");
    };
    file_reader.readAsArrayBuffer(e.target.files[0]);
  };