春哥也编程

摘要： 我是继承了Zend_Pdf，然后写了一个静态的方法public static function load($source = null, $revision = null) { return new Dhr_Pdf($source, $revision, true); }然后通过$pdf = Dhr_Pdf::load($SalesPDfpath);进行访问的时候出现错误The following error occurred:exception 'Zend_Pdf_Exception' with message 'Cross-reference streams are 阅读全文