In javascript, Add a method named insertStep that receives a
String and an int. It adds...
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In javascript, Add a method named insertStep that receives aString and an int. It adds the String to the collection ofinstructions, before the step whose index is the int. You mayassume that the user won’t try to insert something before a stepthat doesn’t exist.
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To achieve this task I have usedarrayspliceSyntax for the above function is arrayspliceindex noofitemstoremove item1 itemXThe only
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