It seems to me, this is a cross-domain issue since you’re not allowed to make a request to a different domain. You have to find solutions to this problem: – Use a proxy script, running on your server that will forward your request and will handle the response sending it to the browser Or – … Read more
className is used instead of class in JSX because class is a JavaScript keyword. All JSX gets turned into vanilla JavaScript. If you wrote class it would try to make a JavaScript class and not make an element that has a class. So, when you write react it looks like this. Then something like babel will take that code and turn it into vanilla JavaScript: … Read more
The reason is that one construct: can sometimes be totally different from the other: Also consider that JavaScript libraries might do things like this, which will affect any array you create:
To remove a property from an object (mutating the object), you can do it like this: Demo For anyone interested in reading more about it, Stack Overflow user kangax has written an incredibly in-depth blog post about the delete statement on their blog, Understanding delete. It is highly recommended. If you’d like a new object with all the keys of the original … Read more
If you want to print the object for debugging purposes, use the code: will display: Note: you must only log the object. For example, this won’t work: Note ‘: You can also use a comma in the log method, then the first line of the output will be the string and after that, the object will be rendered:
This is a feature called template literals. They were called “template strings” in prior editions of the ECMAScript 2015 specification. Template literals are supported by Firefox 34, Chrome 41, and Edge 12 and above, but not by Internet Explorer. Examples: http://tc39wiki.calculist.org/es6/template-strings/ Official specification: ECMAScript 2015 Language Specification, 12.2.9 Template Literal Lexical Components (a bit dry) Template literals can be used … Read more
You can use the for-in loop as shown by others. However, you also have to make sure that the key you get is an actual property of an object, and doesn’t come from the prototype. Here is the snippet: For-of with Object.keys() alternative: Notice the use of for-of instead of for-in, if not used it will return undefined on named … Read more
There is no replaceAll in JavaScript: the error console was probably reporting an error. Instead, use the /g (“match globally”) modifier with a regular expression argument to replace:
You are using slim version of jQuery. It Doesn’t support ajax Calling. Use instead of it. Slim build Sometimes you don’t need ajax, or you prefer to use one of the many standalone libraries that focus on ajax requests. And often it is simpler to use a combination of CSS and class manipulation for all … Read more
This is what I ended up doing based on the suggestion : Seems to work OK now thanks for that.