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var allHiddenElements = document.getElementsByClassName("hidden");
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const allElementContainGrepperClassName = document.querySelectorAll('.grepper');
// => return array of all elements
const firstElementContainGrepperClassName = document.querySelector('.grepper');
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class Foo {
public doSomething(){
return 5;
}
}
let foo = new Foo();
let propertyNames = Object.getOwnPropertyNames(Object.getPrototypeOf(foo));
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// By getting the method names of a Class
// you can replace 'this' with your class name
// return ['method1', 'method2', 'method3', 'method4']
Object.getOwnPropertyNames(this.constructor.prototype);