I am using certain libraries from Highcharts and I get the following error: How can I fix this? I am using: Answer Faced the same issue. Highcharts released a new version 7.1.0 two days back. They have fixed an issue(10232) which is causing this error. You can use https://code.highcharts.com/5.0.14/modules/solid-gauge.js this particular version instead of the latest one. It’s working for
Tag: undefined
Typescript – TypeError myclass.myFunction is not a function
I’m facing an issue with the following code. What it basically should do. It should load and parse a given JSON file. And in the RequestListender it should show the ID and the string Hello which is returned by the ToString() method in Product.ts. Where the tProduct.Id is shows up correctly, the tProduct.ToString() method fails with the error stated below.
How to resolve TypeError: Cannot convert undefined or null to object
I’ve written a couple of functions that effectively replicate JSON.stringify(), converting a range of values into stringified versions. When I port my code over to JSBin and run it on some sample values, it functions just fine. But I’m getting this error in a spec runner designed to test this. My code: The error message I’m getting from the tester
Check if variable is false and not either true or undefined
What’s the best way to check if myvar javascript variable === false or not (it may be undefined as well). would be fine but myvar it could be undefined. Only false value is acceptable, not undefined. Any shorter than if (typeof myvar !== “undefined” && myvar === false)? Answer If the variable is declared then: will work fine. === won’t
JavasScript function undefined
i’ve got an html element declared as so: and the javascript function switchViews is declared post-html as such: when I click on the html element, i get thrown a JS error saying “Object Exepcted”, and in the google chrome script debugger it says that switchViews is undefined. Why would it think that switchViews is undefined and how would I go
Why does a new javascript array have ‘undefined’ entries?
Here’s a sample that demonstrates an array that as you fill it in, it gets all types of undefined entries in it as well. This is on firefox 19.0/firebug, not sure if it happens on other browsers. Basic flow: Object is initialized (very bottom) It calls “load” When the ajax returns in load, data.objects contains an array of json objects.
How can I determine if a variable is ‘undefined’ or ‘null’?
How do I determine if variable is undefined or null? My code is as follows: But if I do this, the JavaScript interpreter halts execution. Answer You can use the qualities of the abstract equality operator to do this: Because null == undefined is true, the above code will catch both null and undefined.