In the JavaScriptCore framework, the JSVirtualMachine class represents programmatically that virtual machine, but usually you won’t have to deal directly with it. First off, JavaScript execution has its own environment, or to put it in a better way, a virtual machine where it runs into. Now that you feel the excitement too, let me underline a few necessary technical details. Of course, you can think more than the above, but even these are good reasons to make you want to get started with JavaScript in iOS. You are curious enough and you want to use JavaScript in your iOS projects.You could possibly make your app more flexible and powerful.Be careful though, because it’s easy to end up with a disaster.
In that case the JavaScript code resides on a server and not locally in the app’s bundle.
Converting a string instance to a Date.īelow are examples of each to get you started.įirst, this converts a Date to a short date string using dateStyle: let today = Date.now.Converting a Date instance to a string using a completely custom format.Converting a Date instance to a string using one of the built-in time formats.Converting a Date instance to a string using one of the built-in date formats.There are four primary ways you’re going to use it: If you want to get a string from a Date, Apple’s DateFormatter class has everything you need: you can get short dates, long dates, dates with times, and can even go the opposite way to give you a Date from a string.
How to convert dates and times to a string using DateFormatter