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Javascript 不断获取此错误SyntaxError类是保留标识符_Javascript_Reactjs_Syntax Error_Next.js - Fatal编程技术网

Javascript 不断获取此错误SyntaxError类是保留标识符

Javascript 不断获取此错误SyntaxError类是保留标识符,javascript,reactjs,syntax-error,next.js,Javascript,Reactjs,Syntax Error,Next.js,我无法找到此代码中的错误 我经常会犯这样的错误 SyntaxError类是保留标识符 import React from 'react'; class IconFilter extends React.PureComponent { render() { return ( <svg width='20' height='16' viewBox='0 0 20 16'> <path fillRule='even

我无法找到此代码中的错误 我经常会犯这样的错误
SyntaxError类是保留标识符

    import React from 'react';

class IconFilter extends React.PureComponent {
  render() {
    return (
      <svg width='20' height='16' viewBox='0 0 20 16'>
        <path
          fillRule='evenodd'
          clipRule='evenodd'
          d='M1.5 5.75C1.5 6.439 2.061 7 2.75 7C3.439 7 4 6.439 4 5.75C4 5.061 3.439 4.5 2.75 4.5C2.061 4.5 1.5 5.061 1.5 5.75ZM3.5 0.75V3.117C4.65 3.446 5.5 4.495 5.5 5.75C5.5 7.005 4.65 8.054 3.5 8.383V15.25C3.5 15.664 3.164 16 2.75 16C2.336 16 2 15.664 2 15.25V8.383C0.85 8.054 0 7.005 0 5.75C0 4.495 0.85 3.446 2 3.117V0.75C2 0.336 2.336 0 2.75 0C3.164 0 3.5 0.336 3.5 0.75ZM9.75 11.5C9.061 11.5 8.5 10.939 8.5 10.25C8.5 9.561 9.061 9 9.75 9C10.439 9 11 9.561 11 10.25C11 10.939 10.439 11.5 9.75 11.5ZM10.5 7.617V0.75C10.5 0.336 10.164 0 9.75 0C9.336 0 9 0.336 9 0.75V7.617C7.85 7.946 7 8.995 7 10.25C7 11.505 7.85 12.554 9 12.883V15.25C9 15.664 9.336 16 9.75 16C10.164 16 10.5 15.664 10.5 15.25V12.883C11.65 12.554 12.5 11.505 12.5 10.25C12.5 8.995 11.65 7.946 10.5 7.617ZM16.75 7C16.061 7 15.5 6.439 15.5 5.75C15.5 5.061 16.061 4.5 16.75 4.5C17.439 4.5 18 5.061 18 5.75C18 6.439 17.439 7 16.75 7ZM17.5 3.117V0.75C17.5 0.336 17.164 0 16.75 0C16.336 0 16 0.336 16 0.75V3.117C14.85 3.446 14 4.495 14 5.75C14 7.005 14.85 8.054 16 8.383V15.25C16 15.664 16.336 16 16.75 16C17.164 16 17.5 15.664 17.5 15.25V8.383C18.65 8.054 19.5 7.005 19.5 5.75C19.5 4.495 18.65 3.446 17.5 3.117Z'
          fill='#555555'
        />
      </svg>
    );
  }
}

export default IconFilter;
从“React”导入React;
类IconFilter扩展了React.PureComponent{
render(){
返回(
);
}
}
导出默认IconFilter;

看起来
未在产生错误的浏览器上实现

看一看就知道这很可能是IE(或Opera Mini)

一旦你弄清楚哪个浏览器(和版本)抛出了错误,你就需要决定是否支持它


如果是,您必须运行代码,例如创建可在这些浏览器上运行的代码。

错误具体指向哪一行…?可能来自另一个文件,检查您在某些html标记中使用的是类而不是类名它指向这一行
导出默认IconFilter
@decezei已经检查了这一点,@Joe's wiZa T它没有创建此问题尝试“导出类IconFilter exte..”浏览器-Mozilla/5。0@AmanAnku这是useragent字符串中的吗?如果是这样的话,它并没有说它是哪种浏览器,因为几乎每个浏览器都报告“Mozilla/5.0”。您需要完整的UA字符串来半可靠地确定正在使用哪个浏览器。