filereader javascript example
//HTML
<input type='file' accept='image/*' onchange='openFile(event)'><br>
<img id='output'>
//Javascript
var openFile = function(event) {
var input = event.target;
var reader = new FileReader();
reader.onload = function(){
var dataURL = reader.result;
var output = document.getElementById('output');
output.src = dataURL;
};
reader.readAsDataURL(input.files[0]);
}java script reader
function selection_sort(data)
{
for(let i = 0; i < data.length - 2; i++)
{
// Finding the smallest number in the subarray
let min = i;
for(let j = i+1; j < data.length; j++)
{
if(data[j] < data[min])
{
min = j;
}
}
swap_positions(data, i, min);
}
return data;
}
function swap_positions(data1, left, right)
{
backup_old_data_right_value = data1[right];
data1[right] = data1[left];
data1[left] = backup_old_data_right_value;
return data1;
}
let arr = [6, 9, 10, 5, 7, 11, 13, 3, 14, 12];
selection_sort(arr);
document.write(arr);Copyright © 2021 Codeinu
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