Returns true if value is a number (excluding NaN), or is a numeric string.
NOTE: It treats all Number-coercible strings as numeric (e.g. '0x123', '123e-1'), so for number-type values it's better to just use Number.isFinite().
'0x123'
'123e-1'
Number.isFinite()
Returns true if value is a number (excluding NaN), or is a numeric string.
NOTE: It treats all Number-coercible strings as numeric (e.g.
'0x123','123e-1'), so for number-type values it's better to just useNumber.isFinite().