@stdlib/assert-is-alphanumeric (npm): Test whether a string contains only alphanumeric characters.
Keywords: stdlib|stdassert|assertion|assert|utilities|utility|utils|util|string|str|digit|numeric|number|num|isstring|isalphanumeric|alphanumeric|isnumber|isnum|isletter|validate|valid|isvalid|test|check|javascript|node|node-js|nodejs