Category: JavaScript

0

path.join vs path.resolve in node.js

path.join([…paths]) joins all the path seg­ments using plat­form spe­cific delim­iter. path.join(‘/foo’, ‘bar’, ‘baz/zxcv’, ‘abcd’, ‘..’) // ‘/foo/bar/baz/zxcv/abcd/…’ path.resolve([…paths]) Resolves all the path seg­ments into an absolute path. It processes from right to left, until…

0

href javascript ; void 0

The void oper­a­tor is often used to obtain the unde­fined prim­i­tive value. <a href=“javascript:void(0);”> Click Me </a> In this case, it is used to avoid # in the URI bar. The hrefs value will be undefined.…

0

push vs concat vs spread

push, con­cat and spread all of them are object/array manip­u­la­tion meth­ods. push — mutates the orig­i­nal data var a = [1, 2, 3]; a.push(9); // returns 4 console.log (a); // [1, 2, 3, 9] concat…