Here's what beginning and experienced developers need to know about working with JavaScript's array, for loop, forEach, map, reduce, substring, and switch.

Functional programming with arrays Although JavaScript’s arrays are very capable out of the box, the functional paradigm improves the clarity and maintainability of array code.

You can define initial values for the elements of a static array by listing the initial values in parentheses following the list of element names in the DECLARE or ARRAY statements. Commas are ...

You can get elements out of arrays if you know their index. Just like with strings, array elements' indexes start at 0 and increment by 1, so the first element's index is 0, the second element's index ...

Other considered options Array.prototype.last / Array.prototype.last() was originally proposed but has web-compatibility issues. Array.prototype.end() as a method. The downside being that setting the ...

By Shiya Luo Selecting objects in the viewer requires you to pass in the dbId's of the elements you'd like to select. The select (dbid) function in the Viewer3D class lets you pass in either an ...