javascriptAdd new element at the beginning of an array
var arr = [2, 3, 4, 5];
arr.unshift(1);ctrl + cvar arrdeclare array to insert value to | arr.unshiftwill insert new value at the beginning of |
(1)value to insert ( | |
9951 explained code solutions for 126 technologies
var arr = [2, 3, 4, 5];
arr.unshift(1);ctrl + cvar arrdeclare array to insert value to | arr.unshiftwill insert new value at the beginning of |
(1)value to insert ( | |