JavaScript Error : Object

constructor

An object thrown when an error occurs. There are several specific constructor functions for different types of error conditions: EvalError, RangeError, ReferenceError, SyntaxError, TypeError, URIError, NativeError.

Spec

Error(message : String) : Error

Same as new Error(message).

Spec

Constructors

new Error(message : String) : Error

Creates a new Error with the specified message that describes the error.

Example:

var divide = function(x, y) {
  if (y === 0) {
    throw new Error('divide by zero');
  }
  return x / y;
};

try {
  console.log(divide(10, 0)); 
}
catch (error) {
  console.log(error.name);
  console.log(error.message);
}

Run

Results:

Spec

Instance Properties

message : String

A human readable message that describes the error.

Example:

try {
  foo; 
}
catch (error) {
  console.log(error.message);
}

Run

Results:

Spec

name : String

The type of error.

Example:

try {
  foo; 
}
catch (error) {
  console.log(error.name);
}

Run

Results:

Spec

home license contribute feedback