查找和高亮文本-凯发线上登陆下载网址

此 demo 展示如何在 word 文档中搜索文本并高亮显示匹配的文本。

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using system;
using system.drawing;
using spire.doc;
using spire.doc.documents;
using spire.doc.fields;
namespace demoonlinecode
{
    class findandhighlight
    {
        public void demofindandhighlight(string docfile, string searchtext)
        {
            document document = new document(docfile, fileformat.auto);
            textselection[] textselections
                = document.findallstring(searchtext, false, false);
            if (textselections != null)
            {
                foreach (textselection selection in textselections)
                {
                    textrange textmatched = selection.getasonerange();
                    textmatched.characterformat.highlightcolor = color.yellow;
                }
            }
            document.savetofile("demo.doc", fileformat.doc);
        }
    }
}

imports system.drawing
imports spire.doc
imports spire.doc.documents
imports spire.doc.fields
namespace demoonlinecode
    class findandhighlight
        public sub demofindandhighlight(docfile as [string], searchtext as [string])
            dim document as new document(docfile, fileformat.auto)
            dim textselections as textselection() = document.findallstring(searchtext, false, false)
            if textselections isnot nothing then
                for each selection as textselection in textselections
                    dim textmatched as textrange = selection.getasonerange()
                    textmatched.characterformat.highlightcolor = color.yellow
                next
            end if
            document.savetofile("demo.doc", fileformat.doc)
        end sub
    end class
end namespace