I am not getting it … it is showing error!! why??
please help!!
thank you!
Javascript Objects 10/15 - the "this" Keyword I
stetim94
#2
can you copy paste your code to the forum? The error might be caused by a mistake in the line above, so without the full code its impossible to day
samprith
#3
/home/ccuser/workspace/learn-javascript-objects-objects/main.js:8
return Hello, my name is ${tyron};
^
ReferenceError: tyron is not defined
at Object.sayHello (/home/ccuser/workspace/learn-javascript-objects-objects/main.js:8:33)
at Object. (/home/ccuser/workspace/learn-javascript-objects-objects/main.js:23:20)
at Module._compile (module.js:571:32)
at Object.Module._extensions…js (module.js:580:10)
at Module.load (module.js:488:32)
at tryModuleLoad (module.js:447:12)
at Function.Module._load (module.js:439:3)
at Module.runMain (module.js:605:10)
at run (bootstrap_node.js:427:7)
at startup (bootstrap_node.js:151:9)
stetim94
#5
this part of the error message:
ReferenceError: tyron is not defined
says you have an undefined variable (tyron)
If you want more help, post your full code (like i asked before)
stetim94
#7
you copy paste the code you have to the forum, very similair to what you just did with the error message
samprith
#8
let person = {
name: 'Tyron',
age: 40,
weekendAlarm: 'No alarms needed',
weekAlarm: 'Alarm set to 7AM',
sayHello: function() {
return `Hello, my name is ${tyron}`;
},
sayGoodbye() {
return 'Goodbye!';
}
};
let friend = {
name: 'Lebron'
};
friend.sayHello = person.sayHello;
console.log(friend.sayHello());
console.log(person.sayHello());
person.hobbies = ['Basketball', 'Coaching'];
person.hobbies = ['Basketball'];
console.log(person.hobbies);
console.log(person['name']);
console.log(person['age']);
let day = 'Tuesday';
let alarm;
if (day === 'Saturday' || day === 'Sunday' ) {
alarm = 'weekendAlarm';
} else {
alarm = 'weekAlarm';
}
console.log(person[alarm]);
stetim94
#9
in our say hello method:
sayHello: function() {
return `Hello, my name is ${tyron}`;
},
we want to reference the name property we defined here:
name: 'Tyron',
in the information section of the issue is addressed how we access properties:
To address this scope issue, we can use the this keyword to access properties inside of the same object.
so if we want to access the name property, we need …?
stetim94
#11
name is the property we want to access in the sayHello method, to access a properties in a method we need to use this.propertyName, so what should you do?
