react 我希望应用diffjs插件对富文本的两段复杂的包含不同样式的展示内容进行对比(不对html标签进行对比,只对文字内容对比),展示出最终数据且标注出哪些是增删改的差异数据,帮我写个样例代码
时间: 2024-02-03 17:15:33 浏览: 33
好的,你可以参考下面的代码:
```javascript
import React, { useState } from "react";
import { diffWords } from "diff";
const initialContent1 = "This is a <strong>bold</strong> text.";
const initialContent2 = "This is an <em>italic</em> text.";
const DiffViewer = () => {
const [content1, setContent1] = useState(initialContent1);
const [content2, setContent2] = useState(initialContent2);
const diff = diffWords(content1, content2);
const renderDiff = () => {
return diff.map((part, index) => {
const color = part.added ? "green" : part.removed ? "red" : "grey";
return (
<span key={index} style={{ color }}>
{part.value}
</span>
);
});
};
return (
<div>
<h2>Original Text:</h2>
<div dangerouslySetInnerHTML={{ __html: content1 }} />
<h2>Modified Text:</h2>
<div dangerouslySetInnerHTML={{ __html: content2 }} />
<h2>Difference:</h2>
<div>{renderDiff()}</div>
</div>
);
};
export default DiffViewer;
```
在这个示例中,我们使用了 `diffWords` 函数来比较两段文本的差异,并使用 `dangerouslySetInnerHTML` 属性将内容呈现为 HTML。然后我们对比两段文本的差异,并使用不同的颜色标记出新增、删除和未修改的部分。