fetchCourse.js

  var header = Array();
var jsonData = {};
var temp_courseId,temp_coureCode,temp_courseName;
var courseObject = [];
$("html body table tbody tr td table tbody tr td font").each(function (i, v) {
    if ($(this).attr("size") == "2") {
        let data = $(this).first().context.textContent;
        if (data.length < 15) {
            let url = $(this).context.innerHTML
       let arrObj = url.split("&amp;");
          
							if(arrObj[2] == undefined ){
								console.log(arrObj)
								}
     				  let courseId  = arrObj[2] ==undefined ? 'err':  arrObj[2].split("=")[1]
              let courseCode =arrObj[3] ==undefined ? 'err':  arrObj[3].split("=")[1]
                temp_courseId = courseId;
                temp_coureCode = courseCode;
                //console.log(courseId,courseCode)
        }
        if(typeof $(this).first().context.firstChild.data === "string")
        {
            let courseName = $(this).first().context.firstChild.data;
            let courseO = {
            courseId:temp_courseId,
            courseCode:temp_coureCode,
            courseName:courseName
            }
          let see = courseObject.find(data=>data.courseCode==temp_courseId);
            if(courseName.length>2 &&!see){
                courseObject.push(courseO);
                temp_courseId = undefined;
                temp_coureCode = undefined;
                }
            
    }

    }

})
courseObject = courseObject.filter(data=>data.courseId!='err')
console.log(courseObject);