Semester 3 pog
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229
Semester 1/Assignments/JavaScript/lab17js_CalebFontenot/public_html/ex_8_14.html
Executable file
229
Semester 1/Assignments/JavaScript/lab17js_CalebFontenot/public_html/ex_8_14.html
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<html>
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<head>
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<title>Example 8.14</title>
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<script type="text/javascript">
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function getRings()
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{
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var rings = new Array();
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document.getElementById('ring_inventory').innerHTML = ("");
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var numRings = parseInt(prompt("How many rings are in the inventory now?"));
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for (i = 0; i <= (numRings - 1); i++)
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{
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rings[i] = prompt("Enter ring # " + (i + 1) +":");
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}
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displayRings(rings);
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addRings(rings);
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deleteRings(rings);
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}
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function getBracelets()
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{
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var bracelets = new Array();
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document.getElementById('bracelet_inventory').innerHTML = ("");
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var numRings = parseInt(prompt("How many bracelets are in the inventory now?"));
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for (i = 0; i <= (numRings - 1); i++)
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{
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rings[i] = prompt("Enter bracelet # " + (i + 1) +":");
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}
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displayBracelets(bracelets);
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addBracelets(bracelets);
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deleteBracelets(bracelets);
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}
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function getPendants()
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{
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var pendants = new Array();
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document.getElementById('pendant_inventory').innerHTML = ("");
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var numRings = parseInt(prompt("How many pendants are in the inventory now?"));
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for (i = 0; i <= (numRings - 1); i++)
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{
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pendants[i] = prompt("Enter pendant # " + (i + 1) +":");
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}
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displayPendants(pendants);
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addPendants(pendants);
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deletePendants(pendants);
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}
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function displayRings(rings)
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{
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var r = rings.length;
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for (i = 0; i <= (r - 1); i++)
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{
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document.getElementById('ring_inventory').innerHTML = ("<h3>" + rings + "</h3>");
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}
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}
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function displayBracelets(bracelets)
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{
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var r = bracelets.length;
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for (i = 0; i <= (r - 1); i++)
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{
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document.getElementById('bracelet_inventory').innerHTML = ("<h3>" + bracelets + "</h3>");
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}
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}
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function displayPendants(pendants)
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{
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var r = pendants.length;
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for (i = 0; i <= (r - 1); i++)
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{
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document.getElementById('pendant_inventory').innerHTML = ("<h3>" + pendants + "</h3>");
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}
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}
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function addRings(rings)
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{
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var r = rings.length;
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numAdd = parseInt(prompt("If you want to add to the inventory, enter the number of rings you want to add (or enter 0):"));
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for (i = 0; i <= (numAdd - 1); i++)
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{
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if (numAdd == 0)
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break;
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var newRing = prompt("Enter a ring to add:");
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rings.push(newRing);
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}
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displayRings(rings);
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}
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function addBracelets(bracelets)
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{
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var r = bracelets.length;
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numAdd = parseInt(prompt("If you want to add to the inventory, enter the number of bracelets you want to add (or enter 0):"));
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for (i = 0; i <= (numAdd - 1); i++)
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{
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if (numAdd == 0)
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break;
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var newBracelets = prompt("Enter a bracelet to add:");
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bracelets.push(newBracelets);
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}
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displayBracelets(bracelets);
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}
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function addPendants(pendants)
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{
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var r = pendants.length;
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numAdd = parseInt(prompt("If you want to add to the inventory, enter the number of pendants you want to add (or enter 0):"));
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for (i = 0; i <= (numAdd - 1); i++)
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{
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if (numAdd == 0)
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break;
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var newPendants = prompt("Enter a pendant to add:");
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pendants.push(newPendants);
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}
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displayPendants(pendants);
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}
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function deleteRings(rings)
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{
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var r = rings.length;
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numSubt = parseInt(prompt("If you want to subtract from the inventory, enter the number of rings you want to subtract (or enter 0):"));
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for (i = 0; i <= (numSubt - 1); i++)
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{
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if (numSubt == 0)
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break;
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var oldRings = prompt("Enter a ring to delete:");
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var flag = 0;
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for (j = 0; j <= (r - 1); j++)
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{
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if (rings[j] == oldRings)
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{
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rings.splice(j,1);
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flag = 1;
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}
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}
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if (flag == 0)
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{
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alert(oldRings + " is not part of the inventory.");
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break;
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}
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}
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displayRings(rings);
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}
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function deletePendants(pendants)
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{
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var r = pendants.length;
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numSubt = parseInt(prompt("If you want to subtract from the inventory, enter the number of pendants you want to subtract (or enter 0):"));
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for (i = 0; i <= (numSubt - 1); i++)
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{
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if (numSubt == 0)
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break;
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var oldPendants = prompt("Enter a pendant to delete:");
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var flag = 0;
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for (j = 0; j <= (r - 1); j++)
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{
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if (pendants[j] == oldPendants)
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{
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pendants.splice(j,1);
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flag = 1;
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}
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}
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if (flag == 0)
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{
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alert(oldPendants + " is not part of the inventory.");
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break;
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}
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}
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displayPendants(pendants);
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}
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function deleteBracelets(bracelets)
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{
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var r = bracelets.length;
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numSubt = parseInt(prompt("If you want to subtract from the inventory, enter the number of bracelets you want to subtract (or enter 0):"));
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for (i = 0; i <= (numSubt - 1); i++)
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{
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if (numSubt == 0)
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break;
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var oldBracelets = prompt("Enter a bracelet to delete:");
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var flag = 0;
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for (j = 0; j <= (r - 1); j++)
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{
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if (bracelets[j] == oldBracelets)
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{
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rings.splice(j,1);
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flag = 1;
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}
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}
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if (flag == 0)
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{
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alert(oldBracelets + " is not part of the inventory.");
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break;
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}
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}
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displayBracelets(bracelets);
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}
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</script>
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<style type="text/css">
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<!--
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body {
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margin: 20pt;
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padding: 5%;
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width: 80%;
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}
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.div_width {
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width: 33%;
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float: left;
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}
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-->
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</style>
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</head>
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<body>
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<div id="container">
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<img src="images/jewel_box1.jpg" class="floatleft" />
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<h1 align="center">Jackie's Jewelry Inventory</h1>
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<div style ="clear:both;"></div>
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<div = "content" width = "800">
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<div class="div_width" id="rings">
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<input type="button" value="Enter your inventory of rings" onclick="getRings()"; />
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<h2>Ring Inventory</h2>
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<div id = "ring_inventory"></div>
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</div>
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<div class="div_width" id="bracelets">
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<input type="button" value="Enter your inventory of bracelets" onclick="getBracelets()"; />
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<h2>Bracelet Inventory</h2>
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<div id = "bracelet_inventory"></div>
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</div>
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<div id="pendants" >
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<input type="button" value="Enter your inventory of pendants" onclick="getPendants()"; />
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<h2 class="div_width">Pendant Inventory</h2>
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<div id = "pendant_inventory"></div>
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</div>
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</div>
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</div>
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</body>
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</html>
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@@ -0,0 +1,12 @@
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function getRings()
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{
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var rings = new Array("gold band", "silver band", "turquoise inlay", "emerald stone", "ruby stone");
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var r = rings.length;
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r_title = "Ring Inventory";
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document.getElementById('ring_head').innerHTML = r_title;
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for (i = 0; i <= (r - 1); i++)
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{
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document.getElementById('ring_inventory').innerHTML = (rings[i] + "<br /> ");
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}
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document.write("</table>");
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}
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Binary file not shown.
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After Width: | Height: | Size: 13 KiB |
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<!DOCTYPE html>
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<!--
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Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
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Click nbfs://nbhost/SystemFileSystem/Templates/Other/html.html to edit this template
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-->
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<html>
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<head>
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<title>TODO supply a title</title>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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</head>
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<body>
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<label id="numArray"></label><br>
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<label id="averageLabel"></label><br>
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<label id="arraySquare"></label><br>
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<label id="stdDevLabel"></label><br>
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<label id="numCountLabel"></label><br>
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<label id="sumLabel"></label>
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</body>
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<script>
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var numberArray = [];
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do {
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var userInput = prompt("Please enter a number. Type q/Q to quit.");
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if (userInput.toLowerCase() != "q" && userInput != "") {
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numberArray.push(parseInt(userInput));
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console.log(numberArray);
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}
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} while (userInput.toLowerCase() != "q");
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//Let's calculate stuff!
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let average, arraySum = 0, arraySquare = 0, stdDev = 0;
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for (let i = 0; i < numberArray.length; ++i) {
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arraySum += numberArray[i]; // sum
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}
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average = arraySum / numberArray.length; // Average
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for (let i = 0; i < numberArray.length; ++i) {
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arraySquare += Math.pow(numberArray[i] - average, 2);
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}
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stdDev = Math.sqrt(arraySquare, (numberArray - 1));
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document.getElementById("numArray").innerHTML = "Number Array: " + numberArray;
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document.getElementById("averageLabel").innerHTML = "Average: " + average;
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document.getElementById("arraySquare").innerHTML = "Square of elements in array: " + arraySquare;
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document.getElementById("stdDevLabel").innerHTML = "Standard Deviation: " + stdDev;
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document.getElementById("numCountLabel").innerHTML = "Number of Elements in array: " + numberArray.length;
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document.getElementById("sumLabel").innerHTML = "Sum of elements in array: " + arraySum;
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</script>
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</html>
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