Error.prototype.message
Error.prototype.message is a JavaScript property in the Error category. The error message string. The syntax is error.message. A typical example: new Error("fail").message // "fail". A close sibling is Error(), which creates a new Error. A close sibling is Error.prototype.name, which the name of the error type. A close sibling is Error.prototype.stack, which the stack trace. A close sibling is TypeError(), which creates a TypeError. More about this category: Error types for exception handling. Related Error methods: Error(), Error.prototype.name, Error.prototype.stack, TypeError(), RangeError(), ReferenceError(), SyntaxError(), EvalError(). This page is part of the free JS Reference documentation covering 1027+ methods, each with syntax, parameters, return values, examples, and common pitfalls. You can try Error.prototype.message immediately in the JavaScript playground, look up unfamiliar terms in the glossary, or return to the JS Reference homepage.