Javascript 无法让PrismJS使用GatsbyJS处理我的代码
我试图将GraphQL/GraphCMS查询的输出(包在Javascript 无法让PrismJS使用GatsbyJS处理我的代码,javascript,reactjs,gatsby,prismjs,Javascript,Reactjs,Gatsby,Prismjs,我试图将GraphQL/GraphCMS查询的输出(包在块中的元素)转换为带有PRISMJ的高亮显示的代码块。为了获得当前的设置,我按照教程进行了操作,并尝试使用html输出,而不是降价 以下是我用来完成此任务的代码: import React from "react"; import { useEffect } from "react"; import { graphql, Link } from 'gatsby'; import Layout from
块中的元素)转换为带有PRISMJ的高亮显示的代码块。为了获得当前的设置,我按照教程进行了操作,并尝试使用html输出,而不是降价
以下是我用来完成此任务的代码:
import React from "react";
import { useEffect } from "react";
import { graphql, Link } from 'gatsby';
import Layout from "../components/layout";
import SEO from "../components/seo";
//import the Prism package
import Prism from "prismjs";**strong text**
//Import showdown Markdowm Parser
let showdown = require('showdown');
let htmlOutput = '';
let markdownOutput = '';
const PostPage = ({ data }) => {
const { post } = data.gcms;
htmlOutput = post.content.html;
//Convert Markdown Output to HTML
let converter = new showdown.Converter();
let markdownOutput = converter.makeHtml(post.content.markdown);
//Define array for SEO Keywords - Set with basic keyword setup
let arr = [];
useEffect(() => {
// call the highlight() function to style our code blocks
markdownOutput = Prism.highlight(markdownOutput, Prism.languages.javascript, 'javascript');
htmlOutput = Prism.highlight(htmlOutput, Prism.languages.javascript, 'javascript');
});
return (
<Layout>
<SEO
title={post.title}
description={post.excerpt}
image={post.coverImage.url}
{
...post.tags.map((tag) =>
arr.push(tag)
)
}
keywords = {arr}
title={post.title}
/>
<section className="w-full text-gray-700 body-font">
<div className="container flex flex-col justify-center px-5 pb-24 mx-auto">
<h1 className="flex justify-center mb-12 text-4xl font-semibold text-center text-black">{post.title}</h1>
<div className="flex flex-col justify-center">
<div className="h-64 overflow-hidden rounded-lg border-1 border-gray-light">
<img alt="content" className="object-cover object-center w-full h-full" src={post.coverImage.url}></img>
</div>
<div className="flex flex-row justify-between w-full mt-4">
<span className="flex flex-col pl-8 mt-6">
<h3 className="text-2xl">{post.author.name}</h3>
<h4 className="text-black-lighter">Published: {post.date}</h4>
</span>
<span className="pr-8 mt-6">
{
post.tags.map((tag) =>
<span key={tag} className="inline-block px-3 py-1 mb-2 mr-2 text-xs font-medium tracking-widest capitalize border-2 border-dashed rounded border-black-lighter text-blue bg-blue-indigo">{tag}</span>
)
}
</span>
</div>
<div id="blogPost" className="flex flex-col mt-4 sm:flex-row">
{/* <div>Notication Section Here. </div> */}
{/* {Post Content} */}
<div className="pt-4 mt-4 text-center border-t border-gray-300 sm:w-full sm:pl-8 sm:py-8 sm:border-t-0 sm:mt-0 sm:text-left">
<div dangerouslySetInnerHTML={{ __html: htmlOutput }} className="mb-4 text-lg leading-normal sm:pr-8"></div>
</div>
</div>
</div>
</div>
</section>
</Layout>
)};
export const pageQuery = graphql`
query postPageQuery($id: ID!) {
gcms {
post(where: { id: $id }) {
id
title
slug
excerpt
coverImage {
url
}
tags
author {
name
biography
picture {
coverImagePost {
coverImage {
url
}
}
}
}
content {
html
markdown
text
}
date
seo {
title
description
keywords
}
}
}
}
`;
export default PostPage;
从“React”导入React;
从“react”导入{useffect};
从“盖茨比”导入{graphql,Link};
从“./组件/布局”导入布局;
从“./组件/SEO”导入SEO;
//导入Prism包
从“prismjs”导入Prism**强文本**
//导入决战Markdowm解析器
让决战=要求(‘决战’);
让htmlOutput='';
让markdownOutput='';
const PostPage=({data})=>{
const{post}=data.gcms;
htmlOutput=post.content.html;
//将降价输出转换为HTML
让converter=new shodown.converter();
让markdownOutput=converter.makeHtml(post.content.markdown);
//为SEO关键字定义数组-使用基本关键字设置设置
设arr=[];
useffect(()=>{
//调用highlight()函数来设置代码块的样式
markdownOutput=Prism.highlight(markdownOutput,Prism.languages.javascript,'javascript');
htmlOutput=Prism.highlight(htmlOutput,Prism.languages.javascript,'javascript');
});
返回(
arr.push(标签)
)
}
关键词={arr}
title={post.title}
/>
{post.title}
{post.author.name}
已发布:{post.date}
{
post.tags.map((标记)=>
{tag}
)
}
{/*此处为通知部分。*/}
{/*{Post Content}*/}
)};
export const pageQuery=graphql`
查询postPageQuery($id:id!){
gcms{
post(其中:{id:$id}){
身份证件
标题
鼻涕虫
节选
封面图片{
网址
}
标签
作者{
名称
传记
图画{
封面图片{
封面图片{
网址
}
}
}
}
内容{
html
降价
文本
}
日期
搜索引擎优化{
标题
描述
关键词
}
}
}
}
`;
导出默认延迟;
当前结果是什么?你能举一个输入的例子吗?重复:当前结果是什么?你能举一个例子说明输入的内容是什么吗