{"id":5290,"date":"2019-12-12T12:45:15","date_gmt":"2019-12-12T07:15:15","guid":{"rendered":"https:\/\/blog.pheonixsolutions.com\/?p=5290"},"modified":"2019-12-12T14:05:06","modified_gmt":"2019-12-12T08:35:06","slug":"how-to-use-shift-and-unshift-method-in-javascript","status":"publish","type":"post","link":"https:\/\/pheonixsolutions.com\/blog\/how-to-use-shift-and-unshift-method-in-javascript\/","title":{"rendered":"How to use shift and unshift method in javascript"},"content":{"rendered":"\n

How to use shift and unshift method in javascript<\/h3>\n\n\n\n

Date: 12\/12\/2019<\/h4>\n\n\n\n

Introduction:<\/strong><\/p>\n\n\n\n

In this article, we will explain how to use shift() and unshift() to add and remove the elements from the array in javascript.<\/p>\n\n\n\n

shift() used to remove the first element of the array.<\/p>\n\n\n\n

unshift() is used to add one or more elements to the array.<\/p>\n\n\n\n

shift():<\/h3>\n\n\n\n

syntax:<\/strong><\/p>\n\n\n\n

arr.shift()<\/p>\n\n\n\n

Example:<\/strong><\/p>\n\n\n\n

var arr = [100, 289, 760, 430, 290];\nvar value = arr.shift();\n\nconsole.log(value);\nconsole.log(arr);<\/pre>\n\n\n\n
Output<\/strong>:<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n