flynx/Course-JavaScript
1
0
Fork 0
mirror of https://github.com/flynx/Course-JavaScript.git synced 2025-10-28 18:40:08 +00:00
Code Issues Packages Projects Releases Wiki Activity

tweaks...

Browse Source 
Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
This commit is contained in:
Alex A. Naanou 2023-07-31 10:50:20 +03:00
parent 8c97e3f073
commit 15da478201
1 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
js-types-n-oop.js
View File

@ -159,22 +159,22 @@
undefined == null // -> true
// But in cases where the same operation is defined for both types
// the result may seem less predictable, for example `+` defines both
// the result may *seem* less predictable, for example `+` defines both
// number addition and string concatenation:
1 + 2 // -> 3
'a' + 'b' // -> 'ab'
// But when mixed it reverts to constructor:
// But when mixed it reverts to concatenation:
1 + '2' // -> '12'
// This feature can both help make the code simpler and more generic if
// used consciously and at the same time can prove quite frustrating if
// neglected.
//
// This neglect and carelessness is the main reason it is quite popular
// to avoid type coercion and instead overuse strict comparisons and
// defensively over-check everything, at times raised to such levels as
// to define whole languages (like TypeScript) around this.
// Note that this neglect and carelessness is the main reason it is quite
// popular to avoid type coercion and instead overuse strict comparisons
// and defensively over-check everything, at times raised to such levels
// as to define whole languages around this (like TypeScript).
// Type checking