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Ahmad - Lab2.html
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<!DOCTYPE html>
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=windows-1252">
<title>Assignment 2 - Ahmad Jamialahmadi</title>
<script>
function MakeSentence() {
var flag = false;
var message = "<ul type='disc'>";
var name = document.getElementById("nameBox").value;
var age = document.getElementById("ageBox").value;
var matches = name.match(/\d+/g); // \d+, search for any digit from 0 to 9 (\d) repeated one or more times (+). The qualifier g will make the search global (ie: don't stop on the first hit).
if (matches != null) { // check whether the input box contains any number
message = message + "<li>The name must only contain letters!</li><br>"
document.getElementById("sentenceFeedback").innerHTML = message;
flag = true;
}else if (name == ''){ // Check whether the name input box is empty
message = message + "<li>Please enter a name!</li><br>"
document.getElementById("sentenceFeedback").innerHTML = message;
flag = true;
}
// Check whether the age input box is empty
if (isNaN(age)){
message = message + "<li>Please Enter an Age!</li>"
document.getElementById("sentenceFeedback").innerHTML = message;
flag = true;
} else if (age < 1 || age > 100){
message = message + "<li>Please enter an age in the range 1-100!</li>"
document.getElementById("sentenceFeedback").innerHTML = message;
flag = true;
}
// return if name or age box contain wrong input
if (flag){
document.getElementById("sentenceFeedback").style.color = "red";
return;
}
// Display the Welcome message and reset the name/age feedback messages
document.getElementById("sentenceFeedback").style.color = "blue";
document.getElementById("sentenceFeedback").innerHTML = "Hello! My name is " + name + ". I am " + age + " years old.";
}
var randNum = Math.floor((Math.random() * 10) + 1); // Generating a Global Random Number!
function GuessNumber() {
var myNum = document.getElementById("guessNumber").value;
document.getElementById("guessNumber").value = ''; // Clearing the input box
// Check whether the number is in Range 1-10
if (myNum<1 || myNum>10) {
document.getElementById("guessNumberFeedback").style.color = "red";
document.getElementById("guessNumberFeedback").innerHTML = "Please select a number in the range 1-10";
return;
}
// Compare the guess value with rand number and return feedback
if (myNum < randNum){
document.getElementById("guessNumberFeedback").style.color = "red";
document.getElementById("guessNumberFeedback").innerHTML = "You guess number '" + myNum + "' is low! Try guessing a larger number!";
} else if (myNum > randNum) {
document.getElementById("guessNumberFeedback").style.color = "red";
document.getElementById("guessNumberFeedback").innerHTML = "You guess number '" + myNum + "' is high! Try guessing a smaller number!";
} else {
document.getElementById("guessNumberFeedback").style.color = "blue";
document.getElementById("guessNumberFeedback").innerHTML = "You Won! The magic number is '" + randNum + "'.";
}
}
</script>
</head>
<body>
<!-- Name Box and Feedback Field -->
Name:<br>
<input id="nameBox" type="text">
<br>
<!-- Age Box and Feedback Field -->
Age:<br>
<input id="ageBox" type="number">
<br><br>
<button type="button" onclick="MakeSentence()">Make Sentence</button>
<br>
<p style="color:blue" id="sentenceFeedback"></p>
<br><br><br><br><br>
<!-- Guess Number Box and Feedback Field -->
Guess a number 1-10:<br>
<input id="guessNumber" type="number">
<button type="button" onclick="GuessNumber()">Guess</button>
<br>
<p style="color:red" id="guessNumberFeedback"></p>
<br><br>
<!-- Signature-->
<hr>
<p style="font-size:10pt">Created by: Ahmad Jamialahmadi 1/21/2016</p>
</body>
</html>