prevent adding the item twice in an array javascript
var names = ["Mike","Matt","Nancy","Adam","Jenny","Nancy","Carl"];
var uniqueNames = [];
$.each(names, function(i, el){
if($.inArray(el, uniqueNames) === -1) uniqueNames.push(el);
});
Also in JavaScript:
- javascript redirect to homepage
- javascript function variable arguments
- tesseract.js
- redux middleware
- ajax with progress bar
- javascript detect enter press on input
- discord.js listen for message
- javascript running at node
- javascript parseint string with comma
- int to string js
- jquery select element with data
- minecraft
- check if enter key is pressed jquery
- how to Check if an array contains a string
- node js with express medium
- sort array of objects by string property value
- insert js in html
- remove element from array javascript
- javascript smooth scroll to anchor element
- callout react
- react.createref()
- redirect through javascript
- java script member count embed
- difference between React Native and React