Compares slice, substr and substring to each other with arbitrary arguments

Compares slice, substr and substring to each other when the start index is 0

Testing Array.push vs spread operator for adding a single element to an array.

Testing Array.push vs spread operator for adding a single element to an array.

Deletion of elements from an array.

Deletion of elements from an array.

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test

36000

compare the retrieval of data attributes on an element filtering only certain prefixed attributes

compare the retrieval of data attributes on an element filtering only certain prefixed attributes