搜索和替换 (Search and Replace)

搜索和替换功能允许您在 PDF 文档中查找特定的文本内容，并用新的内容替换它。

系统需求

平台: Windows, Linux, Mac

开发语言: C, C++, Java, C#, Python, Objective-C, Node.js

授权许可: 包含 AdvEdit 模块的授权码

SDK 版本: Foxit PDF SDK 9.0 或更高版本

使用搜索和替换功能

c++

#include "include/common/fs_common.h"
#include "include/pdf/fs_pdfdoc.h"
#include "include/addon/pageeditor/fs_searchreplace.h"

using namespace foxit;
using namespace foxit::common;
using foxit::common::Library;
using namespace pdf;
using namespace foxit::addon::pageeditor;

PDFDoc doc(input_file);
ErrorCode error_code = doc.Load();

// Instantiate a TextSearchReplace object.
TextSearchReplace text_searchreplace(doc);

// Configure search options, match whole words only, whether to set match only whole words and match case.
FindOption find_option(true, true);

ReplaceCallbackImpl* replace_callback = new ReplaceCallbackImpl();
// Set replacing callback function.
text_searchreplace.SetReplaceCallback(replace_callback);

// Set keywords and page index to do searching and replacing.
text_searchreplace.SetPattern(L"PDF", 0, find_option);

// Replace with new text. 
while (text_searchreplace.ReplaceNext(L"PDC")) {}

C

#include "include/fs_basictypes_c.h"
#include "include/fs_common_c.h"
#include "include/fs_pdfdoc_c.h"
#include "include/fs_searchreplace_c.h"

FSErrorCode error_code = e_FSErrSuccess;
FS_TEXTSEARCHREPLACE_HANDLE searchreplace = NULL;
FSFindOption find_option;
FSReplaceCallback* replacecallback = NULL;
error_code = FSDK_PDFDoc_Load(doc, NULL);

// Instantiate a TextSearchReplace object.
FSDK_TextSearchReplace_Create(doc, &searchreplace);

// Set replacing callback function.
FSDK_TextSearchReplace_SetReplaceCallback(searchreplace, &replacecallback);

// Set keywords and page index to do searching and replacing.
FSDK_TextSearchReplace_SetPattern(searchreplace, L"PDF", 0, find_option);

// Replace with new text.
while (result) FSDK_TextSearchReplace_ReplaceNext(searchreplace, L"PDC", &result);

java

import com.foxit.sdk.common.fxcrt.RectF;
import com.foxit.sdk.common.fxcrt.RectFArray;
import com.foxit.sdk.pdf.PDFDoc;
import com.foxit.sdk.addon.pageeditor.*;

import static com.foxit.sdk.common.Constants.e_ErrSuccess;

PDFDoc doc = new PDFDoc(input_file);
error_code = doc.load(null);

// Instantiate a TextSearchReplace object.
TextSearchReplace searchreplace = new TextSearchReplace(doc);

// Configure search options, match whole words only, whether to set match only whole words and match case.
FindOption find_option = new FindOption();

ReplaceCallbackImpl replace_callback = new ReplaceCallbackImpl();

// Set replacing callback function.
searchreplace.setReplaceCallback(replace_callback);

// Set keywords and page index to do searching and replacing.
searchreplace.setPattern("PDF", 0, find_option);

// Replace with new text. 
while(searchreplace.replaceNext("PDC")) {}

py

import os
import sys
import site

doc = PDFDoc(input_file)
error_code = doc.Load("")

# Instantiate a TextSearchReplace object.
searchreplace = TextSearchReplace(doc)

# Configure search options, match whole words only, whether to set match only whole words and match case.
find_option = FindOption(True, True)

# Set replacing callback function.
searchreplace.SetReplaceCallback(ReplaceCallbackImpl())

# Set keywords and page index to do searching and replacing.
searchreplace.SetPattern(pattern, 0, find_option)

# Replace with new text.
while searchreplace.ReplaceNext("PDC") == True:

objc

#include "FSPDFObjC.h"

FSPDFDoc *doc = [[FSPDFDoc alloc] initWithPath:input_file];
FSErrorCode code = [doc load:nil];

// Instantiate a TextSearchReplace object.
FSTextSearchReplace *searchreplace = [[FSTextSearchReplace alloc] initWithDoc:doc];

// Configure search options, match whole words only, whether to set match only whole words and match case.
FSFindOption* find_option = [[FSFindOption alloc] initWithIs_whole_word:true is_case_sensitive:true];

ReplaceCallback* replace_call_back = [[ReplaceCallback alloc] init];

// Set replacing callback function.
[searchreplace setReplaceCallback:replace_call_back];

// Set keywords and page index to do searching and replacing.
[searchreplace setPattern:pattern page_index:0 find_option:find_option];

// Replace with new text.
while ([searchreplace replaceNext:@"PDC"]) {}

js

const FSDK = require("@foxitsoftware/foxit-pdf-sdk-node");

let doc = new FSDK.PDFDoc(input_file);
let error_code = doc.Load("");

// Instantiate a TextSearchReplace object.
let text_searchreplace = new FSDK.TextSearchReplace(doc);

// Configure search options, match whole words only, whether to set match only whole words and match case.
let find_option = new FSDK.FindOption(true, true);

// Set replacing callback function.
let replace_callback_impl = new ReplaceCallbackImpl();
let replace_callback = new FSDK.ReplaceCallback(replace_callback_impl);
text_searchreplace.SetReplaceCallback(replace_callback);

// Set keywords and page index to do searching and replacing.
text_searchreplace.SetPattern("PDF", 0, find_option);

// Replace with new text.
while (text_searchreplace.ReplaceNext("PDC")) {}

csharp

using foxit.common;
using foxit.common.fxcrt;
using foxit.pdf;
using foxit.addon.pageeditor;
… 

using (PDFDoc doc = new PDFDoc(input_file))
{
    error_code = doc.Load(null);

    // Instantiate a TextSearchReplace object.
    using (TextSearchReplace searchreplace = new TextSearchReplace(doc))

        // Configure search options, match whole words only, whether to set match only whole words and match case.
        using (FindOption find_option = new FindOption(true, true))

        using (ReplaceCallbackImpl replace_callback = new ReplaceCallbackImpl())
        // Set replacing callback function.
        searchreplace.SetReplaceCallback(replace_callback);

    // Set keywords and page index to do searching and replacing.
    searchreplace.SetPattern("PDF", 0, find_option);

    // Replace with new text.
    while (searchreplace.ReplaceNext("PDC") == true) {}
}