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Chloe Fontenot 🏳️‍⚧️
2023-04-12 17:37:37 -05:00
parent e190e73b08
commit c798ae5486
39 changed files with 1315 additions and 41 deletions
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107
Chapter ZIPs/JavaScript/ch8/ex_8_14.html Executable file
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<html>
<head>
<title>Example 8.14</title>
<script type="text/javascript">
function getRings()
{
var rings = new Array();
document.getElementById('ring_inventory').innerHTML = ("");
var numRings = parseInt(prompt("How many rings are in the inventory now?"));
for (i = 0; i <= (numRings - 1); i++)
{
rings[i] = prompt("Enter ring # " + (i + 1) +":");
}
displayRings(rings);
addRings(rings);
deleteRings(rings);
}
function displayRings(rings)
{
var r = rings.length;
for (i = 0; i <= (r - 1); i++)
{
document.getElementById('ring_inventory').innerHTML = ("<h3>" + rings + "</h3>");
}
}
function addRings(rings)
{
var r = rings.length;
numAdd = parseInt(prompt("If you want to add to the inventory, enter the number of rings you want to add (or enter 0):"));
for (i = 0; i <= (numAdd - 1); i++)
{
if (numAdd == 0)
break;
var newRing = prompt("Enter a ring to add:");
rings.push(newRing);
}
displayRings(rings);
}
function deleteRings(rings)
{
var r = rings.length;
numSubt = parseInt(prompt("If you want to subtract from the inventory, enter the number of rings you want to subtract (or enter 0):"));
for (i = 0; i <= (numSubt - 1); i++)
{
if (numSubt == 0)
break;
var oldRing = prompt("Enter a ring to delete:");
var flag = 0;
for (j = 0; j <= (r - 1); j++)
{
if (rings[j] == oldRing)
{
rings.splice(j,1);
flag = 1;
}
}
if (flag == 0)
{
alert(oldRing + " is not part of the inventory.");
break;
}
}
displayRings(rings);
}
</script>
<style type="text/css">
<!--
body {
margin: 20pt;
padding: 5%;
width: 80%;
}
.div_width {
width: 33%;
float: left;
}
-->
</style>
</head>
<body>
<div id="container">
<img src="images/jewel_box1.jpg" class="floatleft" />
<h1 align="center">Jackie's Jewelry Inventory</h1>
<div style ="clear:both;"></div>
<div = "content" width = "800">
<div class="div_width" id="rings">
<input type="button" value="Enter your inventory of rings" onclick="getRings()"; />
<h2>Ring Inventory</h2>
<div id = "ring_inventory"></div>
</div>
<div class="div_width" id="bracelets">
<input type="button" value="Enter your inventory of bracelets" onclick="getBracelets()"; />
<h2>Bracelet Inventory</h2>
<div id = "bracelet_inventory"></div>
</div>
<div id="pendants" >
<input type="button" value="Enter your inventory of pendants" onclick="getPendants()"; />
<h2 class="div_width">Pendant Inventory</h2>
<div id = "pendant_inventory"></div>
</div>
</div>
</div>
</body>
</html>