GBCBlockchain · rw400 · Sep 20, 2018 · Sep 21, 2018
diff --git a/functionExercise.js b/functionExercise.js
@@ -0,0 +1,33 @@
+function addition(){
+	var a = 13
+	var b = 44
+	var c = a + b
+	Console.log("13 + 44 = " , c) 
+}
+
+function subtraction(){
+	const d = 56
+	const e = 8
+	const f = d - e
+	Console.log("56 - 8 = " , f)
+}
+
+function multiply(){
+	let value1 = 3
+	let value2 = 5
+	let multiplyValues = value1 * value2
+	Console.log( "3 * 5 = ", multiplyValues)
+
+}
+
+function divide(){
+	var g = 8
+	var h = 3
+	float i = g / h
+	Console.log( "8/3 = ", i)
+}
+
+addition()
+subtraction()
+multiply()
+divide()
diff --git a/index.css b/index.css
@@ -71,7 +71,9 @@ body {
   flex-direction: row;
   flex-wrap: wrap;
   width: 75%;
+
   background-color: red;
+
   border-bottom-left-radius: 15px;
 }
 

diff --git a/index.html b/index.html
@@ -2,13 +2,26 @@
 <html>
   <head>
     <link rel="stylesheet" href="./index.css">
+	<script src="index.js"></script>
   </head>
   <body>
+	<!-- added  Ex 
+	<script>							
+		console.log("inside html")		//write javascript inside html, not common, too long code
+		var number = 1+2
+		console.log(number)
+	</script
+	-->
+
+	<div class="name">
+		<h1 class="header-name">rw400</h1>					<!-- added  Ex -->
+		<button class=button-class">Submit</button>			<!-- added  Ex -->
+	</div>
     <div class="calculator">
 
       <!-- Display region where numbers will be shown -->
       <div class="display"><p>1.2</p></div>
-
+<
       <!-- Container holding all the divs -->
       <div class="button-container">
 

diff --git a/index.js b/index.js
@@ -0,0 +1,118 @@
+// ; is optional in modern javascript, make sure it is consistent
+var x = 5.5				//number
+console.log(x)			//prints to the terminal, browser
+console.log("this is test:)
+
+var x2 = 5.5
+
+var x3 = x + x2
+console.log(x3)
+console.log("value", x3)
+
+var x = 99				//override x value
+console.log(x)			//new x value in console
+
+var x = "this is a string" 		//override again to string
+console.log("x", x)
+
+var string = x + "9"		// string concatenation
+console.log(string) 
+
+var y = "blockchain"	//string
+
+var z = y + x 
+console.log(z)
+
+const firstname = "John"		//cannot override, change
+const lastname = "Doe"
+const fullname = firstname + " " + lastname
+console.log(fullname)
+
+var nnumber_1 = 55				//underscores are fine but not -
+var numberNumber = 66			//standard way of defining lowercase then uppercase
+var sum = number_1 + numberNumber
+console.log(sum)
+
+var difference = number_1 - numberNumber	//subtraction
+console.log(difference)
+
+var string1 = "string concatation"
+console.log(string1.length) 		// gives length of string
+
+var upperString = string2.toUpperCase()		//Caps all the values
+Console.log(upperString)
+
+var lowerString = upperString.toLowerCase() //Lowercase all values
+Console.log(lowerString)
+
+function demoFunc() {
+	console.log("this is a funciton")
+	var a = 22
+	var b = 33
+	var c = a + b
+	Console.log(c)
+}
+
+demoFunc()
+
+funciton secondFunction(){
+	const x = 3;
+	const y = "number"
+	const z = x + y		//auto detects as string	 3number is now a string
+	console.log("z : ", z)
+}
+secondFunction()
+
+function awesomeFunction(){
+	let firstName = "John"
+	let lastName = "Doe"
+	let fullName = firstName + lastName	//scoping: ( global , override)
+
+	console.log(fullName)
+
+
+}
+
+
+
+/* 
+javascript is dynamically packed language
+don't have to define like other languages, ex just put 5
+
+
+String
+Number
+	int
+	dec			-decimal
+	float		-many decimals, more specific
+
+variable types: (fixed)
+var
+	var x = 5
+	var x = 10, fixed now x i 10
+
+CONT
+	constant at the top, unchange
+
+let
+	work in certain scope, like in a loop
+	only works inside loop AND NOT outside loop
+	Ex. let x = 5
+	dont have to re delare, re define
+
+Operators
+	+ , - , * , /		basic math operator
+	++	incremental operators, increment by 1
+	-- 	de-increment by 1
+	=		assign value
+	==		it has the same value, compare
+	===		same value and same type 
+
+
+
+
+
+
+
+
+*/