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崽崽的谷雨 2021-09-22 09:53关注字符串拼接
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> <style> .red{ color: red; } </style> </head> <body> <table id="table" border="1"> </table> </body> <script> let data = [ { name: "张三", studentNumber: "001", mathematics: 67, clanguage: 78, web: 98 }, { name: "张5", studentNumber: "001", mathematics: 67, clanguage: 56, web: 54 } ]; let table = document.getElementById("table"); let tabStr = ""; let thead = `<tr> <th>姓名</th> <th>学号</th> <th>高等数学</th> <th>C语言程序设计</th> <th>web</th> </tr>`; tabStr += thead; data.map((item) => { let math=""; let c=""; let web=""; if(item.mathematics&&item.mathematics<60){ math="red" } if(item.clanguage&&item.clanguage<60){ c="red" } if(item.web&&item.web<60){ web="red" } tabStr += ` <tr> <td>${item.name}</td> <td>${item.studentNumber}</td> <td class="${math}">${item.mathematics}</td> <td class="${c}">${item.clanguage}</td> <td class="${web}">${item.web}</td> </tr> ` }) console.log(tabStr) table.innerHTML = tabStr; </script> </html>本回答被题主选为最佳回答 , 对您是否有帮助呢?解决 无用评论 打赏 举报