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When x is an array, it acts like a foreach loop. {{ #x }} Some text {{ /x }} The special variable {{.}} refers to the current item when looping through an array, or the item checked in a conditional.
Google Chrome DevTools, Console tab The "triangle" can be clicked to reveal some hidden info.. Click on the "Console" tab; Scroll to the bottom of the console and look for log entries in yellow and red.
Add support for React DevTools Profiler, Handle errors in more edge cases gracefully, Add react-dom/profiling, Add onAuxClick event for browsers, Add movementX and movementY fields to mouse events, Add tangentialPressure and twist fields to pointer event.
A Queue object allows items to be removed from the head and added to the tail or head of the queue. A CircularQueue object is a queue with a predefined size. Once the end of the circular queue is reached, new elements are inserted from the beginning to replace the previous items. [30] [34]
An Array is a JavaScript object prototyped from the Array constructor specifically designed to store data values indexed by integer keys. Arrays, unlike the basic Object type, are prototyped with methods and properties to aid the programmer in routine tasks (for example, join , slice , and push ).
Separation of JavaScript and HTML: The jQuery library provides simple syntax for adding event handlers to the DOM using JavaScript, rather than adding HTML event attributes to call JavaScript functions. Thus, it encourages developers to completely separate JavaScript code from HTML markup.
In object-oriented (OO) and functional programming, an immutable object (unchangeable [1] object) is an object whose state cannot be modified after it is created. [2] This is in contrast to a mutable object (changeable object), which can be modified after it is created. [3]
In computer science, a mutator method is a method used to control changes to a variable. They are also widely known as setter methods. Often a setter is accompanied by a getter, which returns the value of the private member variable.