JAVASCRIPT

delete method

//Warning !
//Array elements can be deleted using the JavaScript operator delete.
//Using delete leaves undefined holes in the array.
//Use pop() or shift() instead

const fruits = ["Banana", "Orange", "Apple", "Mango"];
delete fruits[0];Warning !
// >> ["undefined", "Orange", "Apple", "Mango"];

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javaScript delete() Method

fruits.delete("apples");