Arrays are objects that enable storing a collection of items and data under a single variable name and have the capability to perform a certain operation. - javascript cheatsheet
methods, allows us to remove any element from an array. All we have to do is to specify its position.To remove a specific element from the array we useThe first parameter is where, or at what position we want to add our elements. But here we will use the first parameter to specify from where the “delete” operation should start. In this example it should start from position 2.
The third value is at what position we should stop adding the static value. In this example it is at position 4.var fruit=["banana","orange","kiwi","apple"]; var elements=fruit.join; console.log;method accepts a separator that is added between the parenthesis. In this example we chose the backslash “/” as separator, we can choose any separator we want.var fruit=["banana","orange","kiwi","apple"]; var elements=fruit.
Let’s see that with “Kiwi”. “Kiwi” is repeated twice. So the index of the first “Kiwi” is 2. To know the index of the second “Kiwi” we’ll add:3 represents the start point from where the array should start looking. And here it should start after the first “Kiwi”, which means at position 3.helps to check if an element is in the array. If so, it returns true.
is a method that returns true if at least one element in the array passes the test given by the function passed as argument.returns the element that is in the index specified in the parenthesis.17)- of
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