Hoisting a precess in which you can declare a variable after it used. In other words; a variable can be used before it has been declared.
A regular expression could be defined with the RegExp () constructor, as follows −
>x = 6; // Assign 5 to x elem = document.getElementById("demo"); // Find an element elem.innerHTML = x; // Display x in the element var x; // Declare x
Output of above code
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