DevArticles.In
  • Home
  • Hindi to Unicode
  • PHP Debug
  • CakePHP Captcha
  • How-To
  • About
  • Contact

Tag: element

Searching array elements with regex in Mongodb collection

July 24, 2020 Arvind KumarMongodbLeave a Comment on Searching array elements with regex in Mongodb collection

Mongodb works Javascript way. Every mongodb collection is a JSON object containing all kinds of Javascript objects such as boolean, arrays, objects and strings. In this example I am saving two different fields to my categories collection. searchableName – for…

Read More→

How to know whether an element existed with jQuery

April 2, 2013September 19, 2014 Arvind KumarjQueryLeave a Comment on How to know whether an element existed with jQuery

For the reference. In general javascript we can check for the existence of an element using the method below:

1
2
3
4
5
if(document.getElementById('element_id')) {
  //element exists
} else  {
  //element does not exist
}

Recent Posts

  • How to change search highlight or selection colour in Sublime Text 3
  • ec2-user, apache and WordPress user:group permissions on Amazon Linux 2
  • Searching array elements with regex in Mongodb collection
  • Transfer files via ssh from your server to Dropbox
  • Making new object property reactive in Vue.js
Copyright © All rights reserved.
Blog Kit by WP Charms