Function getType

Returns the type of a value as a string. This function uses Object.prototype.toString to determine the type of the value. It returns a lowercase string representing the type, such as "string", "number", "boolean", etc.

getType('hello'); // 'string'
getType(42); // 'number'
getType(true); // 'boolean'
getType([]); // 'array'
getType({}); // 'object'
getType(null); // 'null'
getType(undefined); // 'undefined'
getType(new Date()); // 'date'
getType(/regex/); // 'regexp'
getType(new Map()); // 'map'
getType(new Set()); // 'set'
getType(new Promise(() => {})); 
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