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148 lines (94 loc) · 3.24 KB
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// console.log(window);
// alert("hello");
// window.console.log("sharma")
// console.dir(document);
// console.dir(document.body.childNodes[1])
// console.log(document.body);
// document.body.style.background="green";
//-----------------------#Id-------------------
// let button=document.getElementById("myId");
// console.log(button);
// console.dir(button);
//---------------------".class"------------
// let headings=document.getElementsByClassName("heading-class");
// console.dir(headings);
// console.log(headings)
//-----------------------Tag-------------------S
// let para=document.getElementsByTagName("p");
// console.dir(para);
//----------query selector----------
// let q=document.querySelector("p")
// console.dir(q);
// let q=document.querySelectorAll("p")
// console.dir(q);
// let q=document.querySelectorAll(".heading-class")
// console.dir(q);
//-----------------properties-----------------
// let q=document.querySelector("p")
// console.dir(q);
// console.log(q.tagName);
// let div=document.querySelector("div");
// console.dir(div);
// console.log(div.innerText);
// console.log(div.innerHTML)
// div.innerText="abcd";
// let heading=document.querySelector("h1");
//console.dir("heading");
// heading.innerHTML="<b>aman</b>"
// console.log(heading.innerText);
//----------------------question 1-----------------
//===============method 1=============
// let h2=document.querySelector("h2");
// console.dir(h2.innerText);
// h2.innerText=h2.innerText+"from apna college students";
// //=====method 2==============
// let k=h2.innerText;
// let m="from apna colleges students";
// h2.innerText=k.concat(m);
//------------------------question 2----------------
//=================method1===============
// // let divs=document.querySelectorAll(".box");
// console.dir(divs);
// divs[0].innerText="new value 1";
// divs[1].innerText="new value 2";
// divs[2].innerText="new value 3";
//==================method 2===========
// let divs=document.querySelectorAll(".box");
// let idx=1;
// for (k of divs){
// k.innerText=`new unique value ${idx}`;
// idx++;
// }
//-------------**PART2**----------------------
// let divs=document.querySelector("div");
// console.log(divs);
// let id=divs.getAttribute("id");
// console.log(id);
// console.log(divs.getAttribute("name"));
// let para=document.querySelector("p");
// console.log(para.setAttribute("class","aman"));
// let divs=document.querySelector("div");
// console.log(divs.style);
// divs.style.backgroundColor="green";
// divs.style.fontSize="26px";
// divs.innerText="Hello!";
//------------------insert----------------------------
// let newBut=document.createElement("button");
// newBut.innerText="clickme!";
// console.dir(newBut);
// let divs=document.querySelector("div");
//divs.append(newBut);
//divs.prepend(newBut);
//divs.before(newBut);
//divs.after(newBut);
//divs.remove();
// let p=document.querySelector("p");
// p.after(newBut);
//------------------------question 3-----------------------------
// let newButton=document.createElement("button");
// newButton.innerText="click me";
// console.log(newButton);
// newButton.style.backgroundColor="red";
// newButton.style.color="white";
// let b=document.querySelector("body");
// b.prepend(newButton);