Hi Dude How are you Today i will discuses React.js Fundamental important 10 topic i hope you will enjoy All this Topic and understand i write this article my style or language try to understand and i hope u easily understanding all subject so lattes start to discuses our topic …

ES6 provides two new way of declaration let and const mostly replace es5 way of declaration var so Now lets Start our Discuses 1.var var is A Declaration way in java Script or others language and we call var is functional scope or some body call var is a global variable…

1. String.prototype.charAt() This Prototype Working to Character length show , i say we are any arry or object length know to use indexOf() but we don’t Know This Index Position character but we use chartAt() Than we know This position character Who, example: read mark index or yellow mark character position please…

Beginning JavaScript =====> things I learn about Javascript Three Kinds off all language Water Var Let Const *I said why water? The role of water in our lives is immense,Just like in a programming language like water,The above three things 1.”var” Variable declared “var” in java script are function scoped …