Definition: shift(): this method is use to remove first element of an array and returns new array. unshift(): this array method is used to add one or more arrays in existing array list and returns new array. usages of shift(): [crayon-67ef53ad4ef47703880485/] usages of unshift(): [crayon-67ef53ad4ef4e157754496/]
Read moreJavascript array functions 1. toString() - convert array to string [crayon-67ef53ad4f3c8931321811/] 2. pop() - remove/delete last element from an array [crayon-67ef53ad4f3ce603206599/] 3. push() - add/insert element at the top [crayon-67ef53ad4f3d2280295524/] 4. shift() - remove/delete first element from an array [crayon-67ef53ad4f3d4843947880/] 5. unshift() - add/insert element at first position [crayon-67ef53ad4f3d6035865455/] 6. concat() - merged(concat) existing array and create new array [crayon-67ef53ad4f3d9254574179/] 7. slice() -
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