On the JavaScript arguments objects

• arguments object
  • concept
  • usage
  • Attributes

arguments object

concept

arguments is an array object class. Representatives passed to a function parameter list.

usage

function a() {
    console.log(arguments);
}
a("A", "b", 1);

Export

["A", "b", 1]

Attributes

• arguments.callee
  Points to the currently executing function.

  Recursive commonly used to prevent the modified error function, improved code security, stability.

• arguments.length
  Points to the current number of parameters passed to the function.

• arguments.callerPointing to the current function call.