// var array = [1,2,3,4,5,6,7,8,9,10,22,33];

// array.push("punam");

// array.pop(); //remove element from last

// array.pop();

// array.pop();

// array.shift();//remove element from start

// array.unshift("kunak", "mayuri");

// console.log(array,"array");

// console.log(array.length,"array");

var studentList = ["kunam","punam","anu","snehal","swaraj"] ;

console.log(studentList.length)

for(var i=0;i<studentList.length;i++){

console.log(studentList[i],i)

}

for(var i=0;i<studentList.length;i++){

if(studentList[i] == "swaraj"){

console.log("kunal is in iur data");

}

}

var flagForswaraj = false

for(var i=0;i<studentList.length;i++){

if(studentList[i] == "swaraj"){

flagForswaraj = true;

console.log("swaraj is in iur data");

}

}

if( flagForswaraj == false){

console.log("swaraj in notin our db");

}

for(var i=0; i<studentList.length;i++){

if(studentList[i] == "swaraj" || studentList[i] == "kunal"){

console.log("swaraj or kunal is in iur data");

}

}