General spelling and grammar fixed

Author: samhep

JavaScript_Advance/arrowFunction.js

@@ -37,7 +37,7 @@ class Student {
 
 console.log((new Student).getName()) // Gives error for node versions before 12.4.0(Approx) SyntaxError: Unexpected token = 
 
-class Studentinfo {
+class StudentInfo {
 
   constructor (firstName,lastName, age, branch, college){ 
     this.firstName = firstName; 
@@ -57,6 +57,6 @@ class Studentinfo {
 
 }
 
-let Swapnil = new Studentinfo("Swapnil", "Shinde",19, "Computer", "Sies"); // This way we can create new objects with arguments
+let Swapnil = new StudentInfo("Swapnil", "Shinde",19, "Computer", "Sies"); // This way we can create new objects with arguments
 
 console.log(Swapnil.getFullName()); // Output My name is Swapnil Shinde

JavaScript_Advance/defaultValues.js

@@ -4,10 +4,10 @@ const helpGST = (name, age) => {
 
 helpGST(); // Output will be undefined undefined
 
-const helpGSTwithDefaultValues = (name, age=19) => {
+const helpGSTWithDefaultValues = (name, age=19) => {
   console.log(name,age);
 }
 
-helpGSTwithDefaultValues("Swapnil"); // Output Swapnil 19
+helpGSTWithDefaultValues("Swapnil"); // Output Swapnil 19
 
-helpGSTwithDefaultValues("Vishal",23); // Output Vishal 23
+helpGSTWithDefaultValues("Vishal",23); // Output Vishal 23

JavaScript_Advance/destructuring.js

@@ -1,5 +1,5 @@
 // As data coming from the server is very big then there is better way of getting the data out of object
-let a = { // Suppose this is the object comming from server then
+let a = { // Suppose this is the object coming from server then
   name : "Swapnil",
   age : 19,
   college : "SIES"
@@ -11,15 +11,15 @@ let { name, age, college } = a; // This way name variable gets "Swapnil" this is
 
 console.log(name); // Output Swapnil
 
-let {name:Myname} = a // This way Myname variable get assinged the value of name key in from object a 
+let {name:Myname} = a // This way Myname variable get assigned the value of name key in from object a 
 
 console.log(Myname); // Output Swapnil
 
-array = [1, 2, 3, 4] // Array Declearation
+array = [1, 2, 3, 4] // Array Declaration
 
 let [ first, second, ,fourth ] = array // Array Destructuring 
 // In this the Order of variables matters the most as arrays don't have keys
-// For skipping some values we can do that using as shown here we have skiiped the third value
+// For skipping some values we can do that using as shown here we have skiped the third value
 
 console.log(fourth); // Output 4
 

JavaScript_Advance/eventloop.js

@@ -2,6 +2,6 @@ setTimeout(() => {
   console.log("Hey im setTimeout");
 }, 3000); // Here program goes into waiting state till timer becomes zero
 
-console.log("Last statment"); // This statment gets printed first
+console.log("Last statment"); // This statement gets printed first
 
-// This enables the non blocking using event based managment 
+// This enables the non blocking using event based management 

JavaScript_Advance/fsModule.js

@@ -1,8 +1,8 @@
-// Fs is a inbuild function in nodejs to perfom operations on files
+// Fs is a inbuilt function in nodejs to perform operations on files
 
 // There are always two ways to do fs operation as sync and async 
 
-// Fs library sends data event continously in this case event emmiter comes into picture
+// Fs library sends data event continuously in this case event emitter comes into picture
 
 // For importing the fs module we have following syntax
 const fs = require('fs');
@@ -20,7 +20,7 @@ content.on('open',() => {
   console.log("File opend for reading");
 });
 
-// Here we are listning to the event called data which will be called when data is present
+// Here we are listening to the event called data which will be called when data is present
 content.on('data', (data) => {
   console.log(data);
 });
@@ -32,7 +32,7 @@ content.on('close',() => {
 
 // Output is going to be 
 /*
-File opend for reading
+File opened for reading
 arrowFunction
 destructuring
 spread and rest

JavaScript_Advance/promises.js

@@ -1,4 +1,4 @@
-// promises promise the nodejs main thread that i'm going to come after doing a perticular task
+// promises promise the nodejs main thread that i'm going to come after doing a particular task
 
 let a = new Promise ((resolve, reject) => { // This is a empty promise
   // resolve will only be called if there is data to return like resolve(data);

JavaScript_Advance/spread&rest.js

@@ -1,6 +1,6 @@
 let marks = [1,2,3,4,5,6,7,8,9]; // Array Declearation
 
-// If we want 1 to 3 as diffrent variables and 4 to 9 as full array then in such cases we use "rest" operator
+// If we want 1 to 3 as different variables and 4 to 9 as full array then in such cases we use "rest" operator
 
 let [first, second, third, ...remaining] = marks;
 
@@ -15,7 +15,7 @@ let a = {
   college : "SIES"
 };
 
-let {name ,age, ...unwanted} = a; // Here in unwanted all key and values expect the name and age will come this is diffrent than arrays
+let {name ,age, ...unwanted} = a; // Here in unwanted all key and values expect the name and age will come this is different than arrays
 
 console.log(unwanted);// Output { branch: 'Comps', college: 'SIES' }
 
@@ -26,7 +26,7 @@ let array1 = [1,2,3,4,5,6];
 
 let array2 = [6,7,8,9,10];
 
-let combinedArray  = [...array1, ...array2]; // Here "..." are considerd as spread operation we are spreading the two arrays into one
+let combinedArray  = [...array1, ...array2]; // Here "..." are considered as spread operation we are spreading the two arrays into one
 
 console.log(combinedArray); 
 /* Output 

JavaScript_Advance/timerFunctions.js

@@ -1,12 +1,12 @@
-// setTimeout setInterval in both functions the time is specifed in milisecond
+// setTimeout setInterval in both functions the time is specified in millisecond
 
 // setTimeout This runs a code after given time starting form calling this method in program.
 
 setTimeout( () => {
   console.log("SetTimeout is Called")
 }, 5000); // This will print SetTimeout is Called after 5sec after calling it
 
-// For stoping this we can use ClearTimeout
+// For stopping this we can use ClearTimeout
 
 // setInterval This runs a code after specific interval of time till we stop the timer.
 

JavaScript_Basics/arrays.js

@@ -1,5 +1,5 @@
 // Javascript arrays can take any values in the same array
-// We dont have to specify the size
+// We don't have to specify the size
 let a = ['hii', 26 , "Swapnil"]; 
 
 console.log(a); 

JavaScript_Basics/classes.js

@@ -16,7 +16,7 @@ class StudentInfo {
   // college = "SIES"; // This is allowed above ES7, ES8
   constructor (name){ // name and age are arguments given to object at the time of creation of object
     this.name = name; // This initializes the local variable as name passed in argument
-    this.college = "SIES"; // We want the College to be same for all stundents that's why it is decleared outside of constructor
+    this.college = "SIES"; // We want the College to be same for all students that's why it is declared outside of constructor
   }
   getNameAndCollege (){ // This is a methon in Stdent
     console.log(`${this.name} ${this.college}`);

JavaScript_Basics/exercise-1-using-classes.js

@@ -1,5 +1,5 @@
 class Student {
-  // Created the constuctor for student
+  // Created the constructor for student
   constructor (firstName,lastName,age,college,bio){ 
     this.firstName = firstName; 
     this.lastName = lastName; 
@@ -8,7 +8,7 @@ class Student {
     this.bio = bio;
   }
 
-  // This method retunrs combined firstname and lastname
+  // This method returns combined firstname and lastname
   getFullName() {
     return(`${this.firstName} ${this.lastName}`);
   }

JavaScript_Basics/functions.js

@@ -1,5 +1,5 @@
 function helpGST () { // This way you can write functions in JS 
-  // There is no requirement of specifing the return type of function
+  // There is no requirement of specifying the return type of function
   console.log("Hii GST");
 }
 // Function is written to do a specific task many types in program. 
@@ -14,7 +14,7 @@ function Add (a,b) { // Here We have taken 2 Arguments a and b
 console.log(Add(10,5)); // This Calls the function 
 // We have to directly pass the arguments in function call
 
-// Functions which dont have name are called Anonymous this should be assined to a perticular variable 
+// Functions which dont have name are called Anonymous this should be assigned to a particular variable 
 let helpFast = function (){
   return("Fast Fast");
 }

JavaScript_Basics/inheritance.js

@@ -1,4 +1,4 @@
-// common functions are combined in a class to have less repeatition in code 
+// common functions are combined in a class to have less repetition in code 
 
 class Animals { // Animal class is created where the legs are defined 4
   constructor(){

JavaScript_Basics/objects.js

@@ -1,4 +1,4 @@
-// Object in basically colection of key value pairs
+// Object in basically collection of key value pairs
 let old = { 
   "name": "Swapnil",// left is key and right one is value
   "rollno": 76, // We assign any type to keys 
@@ -8,7 +8,7 @@ console.log(old);
 // Output { name: 'Swapnil', rollno: 76 }
 
 let a = { 
-  name: "Swapnil",// We can omit the " " in keys but for string values it is neccessary
+  name: "Swapnil",// We can omit the " " in keys but for string values it is necessary
   rollno: 76, // We assign any type to keys 
 };
 
@@ -24,22 +24,22 @@ let b = {
 console.log(b);
 // Output { name: 'Swapnil', rollno: 'Swap' }
 
-console.log(a["name"]); // This way we can get a perticular value for a key. " " around are imp.
+console.log(a["name"]); // This way we can get a particular value for a key. " " around are imp.
 
-console.log(a.name); // This way you can get the value of perticular element
+console.log(a.name); // This way you can get the value of particular element
 // Output Swapnil
-a.name = "Swapnil Satish Shinde"; // This way we can change a perticular property of object
+a.name = "Swapnil Satish Shinde"; // This way we can change a particular property of object
 
-console.log(a.name); // This way you can get the value of perticular element
+console.log(a.name); // This way you can get the value of particular element
 // Output Swapnil Satish Shinde
 
 console.log(a);
 // Output { name: 'Swapnil Satish Shinde', rollno: 76 }
 
 let objectWithFunction = { 
-  name: "Swapnil",// We can omit the " " in keys but for string values it is neccessary
+  name: "Swapnil",// We can omit the " " in keys but for string values it is necessary
   rollno: 76, // We assign any type to keys 
-  getfull: function() { // Dont use arrow funciton here as arrow functions dont have this property 
+  getfull: function() { // Dont use arrow funciton here as arrow functions don't have this property 
     console.log(`${this.name} ${this.rollno}`);
   }
 };

JavaScript_Basics/this.js

@@ -13,15 +13,15 @@ console.log(global.aa); // Global scope is accessible to every where
   let b = 2  
   console.log(b);
 }
-console.log(a);// Output 1 as variable a is decleared using var
+console.log(a);// Output 1 as variable a is declared using var
 console.log(a); 
 
-// console.log(b) // Output ReferenceError: b is not defined as b is defined using let it is going to be decleared only in that block
+// console.log(b) // Output ReferenceError: b is not defined as b is defined using let it is going to be declared only in that block
 
 const help = () => {
   var a = 4;
-  let b =2; // variables defined by let and const are accisible to there scope only
-  console.log(a); // This will not get printed unless and untill function is called 
+  let b =2; // variables defined by let and const are accessible to there scope only
+  console.log(a); // This will not get printed unless and until function is called 
 }
 
 console.log(a);// Output 1

JavaScript_Basics/variables.js

@@ -1,8 +1,8 @@
 // There is only 3 types of variables in javascript
 
-let a = "Swapnil"; // New type introdued in ES6. Value of let can change any time.
+let a = "Swapnil"; // New type introduced in ES6. Value of let can change any time.
 
 
-const pi = 3.14;// New type introdued in ES6. Value of pi now cannot be changed as this is defined as const.
+const pi = 3.14;// New type introduced in ES6. Value of pi now cannot be changed as this is defined as const.
 
-var b = 26;// This is Depricated as this creates many probles in future.
+var b = 26;// This is Deprecated as this creates many problems in future.

README.md

@@ -1,2 +1,2 @@
 # Javascript 
-This repository is for beginners to start learning Javascript from Scratch
+This repository is for beginners to start learning Javascript from scratch