Lab15

2023-03-30 13:50:50 -05:00
parent e6549f9343
commit bf8d402aa7
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--- a/ZIPs/JavaScript/ch7/ex_7_10.html
+++ b/ZIPs/JavaScript/ch7/ex_7_10.html
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+<html>
+<head>
+<title>Example 7.10</title>
+<script>
+function getValue()
+{
+	var numMice = 12;
+	document.getElementById('first').innerHTML = (numMice);
+	numMice = changeValue(numMice); 
+	document.getElementById('third').innerHTML = (numMice);
+}
+function changeValue(x)
+{
+    var x = 5;
+	document.getElementById('second').innerHTML = (x);
+	return x;
+}
+
+		
+</script>
+</head>
+<body><table align="center" width = "70%"><tr><td><br />
+<input type ="button" onclick="getValue()" value = "Can you change the number? Try it"><br />
+<h3>The value of numMice is: <span id = "first">&nbsp;</span></h3>
+<h3>The value of x, in the changeValue() function is: <span id = "second">&nbsp;</span></h3>
+<h3>The value of numMice after calling the changeValue() function is: <span id = "third">&nbsp;</span></h3>
+</td></tr></table>
+</body>
+</html>