/Javascript/React/How to print an array inside another array in react

How to print an array inside another array in react

  return(
    <div>
      {Object.keys(data).map((key) => {
         return (
           <div key={key}>
              <h1>{key}</h1>
              {data[key].map((dataItem) => {
                return (
                 <span key={dataItem.user}>{dataItem.id}</span>
                )
               })}
           </div>
         )
       })}
     </div>
   )

Source: stackoverflow.com

Similar codes

0 vote132 views1 answer
React native add two view
Javascript React
0 vote130 views1 answer
Connect react with database server
Javascript React
0 vote151 views1 answer
React native load function each time visit screen
Javascript React
0 vote150 views1 answer
Url in listitem react
Javascript React
0 vote132 views3 answers
How to serve React JS static files with express JS?
Javascript React
9 votes137 views2 answers
Android center text react native
Javascript React
1 vote132 views2 answers
Switch in react
Javascript React
0 vote128 views1 answer
Ticking clock react js
Javascript React
3 votes130 views1 answer
React prop ytpes
Javascript React
0 vote128 views1 answer
React js create element
Javascript React