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script.js
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script.js
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let container = document.querySelector('#container');
function create_grid(num){
for (let index = 0; index < num; index++) {
const column = document.createElement("div");
column.classList.add("divclass");
for(let index = 0; index < num; index++){
let cell = document.createElement("div");
cell.classList.add("divcell");
column.append(cell);
}
container.append(column);
}
}
function one_color (){
const cells = document.querySelectorAll('.divcell');
// Add a mouseover event listener
cells.forEach(function(cell){
cell.addEventListener('mouseover', () => {
// Change the button's background color
cell.style.backgroundColor = 'rgba(0, 0, 0)';
cell.style.opacity = 1;
});
});
}
create_grid(16);
one_color();
function resizediv(){
let divcols = document.querySelectorAll('.divclass');
divcols.forEach(function(col){
container.removeChild(col);
})
let numstr = prompt("Enter the a number from 1 to 100","16");
while (!/^[0-9]+$/.test(numstr)) {
alert("You did not enter a number.");
numstr = prompt("Enter a number: ");
}
while(parseInt(numstr)>100 || parseInt(numstr)<1){
numstr = prompt("please enter a number from 1 to 100");
}
let num = Number(numstr);
create_grid(num);
one_color();
}
function rainbow_color(){
create_grid();
const cells = document.querySelectorAll('.divcell');
// Add a mouseover event listener
cells.forEach(function(cell){
cell.addEventListener('mouseover', () => {
// Change the button's background color
let randomColor = Math.floor(Math.random()*16777215).toString(16);
cell.style.backgroundColor = `#${randomColor}` ;
cell.classList.add("rainbow");
cell.style.opacity = 1;
});
});
}
function erazor(){
const cells = document.querySelectorAll('.divcell');
// Add a mouseover event listener
cells.forEach(function(cell){
cell.addEventListener('mouseover', () => {
// Change the button's background color
let randomColor = Math.floor(Math.random()*16777215).toString(16);
cell.style.backgroundColor = 'rgb(255, 255, 255)' ;
});
});
}
function clearcolor(){
location.reload();
}
function more_opacity(){
const cells = document.querySelectorAll('.divcell');
// Add a mouseover event listener
cells.forEach(function(cell){
let newopac = 0.3;
cell.addEventListener('mouseover', () => {
cell.style.backgroundColor = 'rgba(0, 0, 0)';
newopac = newopac + 0.1;
cell.style.opacity = newopac;
});
});
}