ES6 删除属性
ES6 删除属性
// Creates a new object, myobj, with two properties, a and b.
var myobj = new Object;
myobj.a = 5;
myobj.b = 12;
// Removes the ‘a’ property
delete myobj.a;
console.log ("a" in myobj) // yields "false"
// Creates a new object, myobj, with two properties, a and b.
var myobj = new Object;
myobj.a = 5;
myobj.b = 12;
// Removes the ‘a’ property
delete myobj.a;
console.log ("a" in myobj) // yields "false"