我有 3 个选择。它们是椅子、战争与和平、极光唱片。切换器 php. 我的问题是关于切换器的。当我切换时，表格应该动态更改。我是 php 的初学者。<!DOCTYPE html> <html> <head> <title>Product add</title> <link rel="stylesheet" href="style.css"> </head> <body> <div class="PrAd"> <h2> <b>Product Add</b> <button class="button">Save</button> </h2> <hr> </div> <div class="form"> <form> <label for="SKU">SKU</label> <input type="text" id="formbox" name="SKU"><br> <label for="Name ">Name</label> <input type="text" id="formbox" name="Name"><br> <label for="Price">Price</label> <input type="number" id="formbox" name="Price"><br> <label>Type Switcher</label> <select id="type" name="product"> <option value="Acme Disc">Acme Disc</option> <option value="War and Peace">War and Peace</option> <option value="Chair">Chair</option> </select> </form> </div> <?php ?> </body> </html>
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function prodType(prod){
var acmeAttributes = document.getElementById("acme_disc_attributes");
var warPeaceAttributes = document.getElementById("war_peace_attributes");
var chairAttributes = document.getElementById("chair_attributes");
acmeAttributes.style.display="none";
warPeaceAttributes.style.display="none";
chairAttributes.style.display="none";
if(prod=="Acme Disc"){
acmeAttributes.style.display="block";
}else if(prod=="War and Peace"){
warPeaceAttributes.style.display="block";
}else if(prod=="Chair"){
chairAttributes.style.display="block";
}
}
.fieldbox{
display:none;
}
<!DOCTYPE html>
<html>
<head>
<title>Product add</title>
<link rel="stylesheet" href="style.css">
</head>
<body>
<div class="PrAd">
<h2>
<b>Product Add</b>
<button class="button">Save</button>
</h2>
<hr>
</div>
<div class="form">
<form>
<label for="SKU">SKU</label>
<input type="text" id="formbox" name="SKU"><br>
<label for="Name ">Name</label>
<input type="text" id="formbox" name="Name"><br>
<label for="Price">Price</label>
<input type="number" id="formbox" name="Price"><br>
<label>Type Switcher</label>
<select id="type" name="product" onChange="prodType(this.value);">
<option value="">Choose Switcher</option>
<option value="Acme Disc">Acme Disc</option>
<option value="War and Peace">War and Peace</option>
<option value="Chair">Chair</option>
</select>
<div class="fieldbox" id="acme_disc_attributes">
<label>Size</label>
<input type="text" name="size" value="">
</div>
<div class="fieldbox" id="war_peace_attributes">
<label>Weight</label>
<input type="text" name="weight" value="">
</div>
<div class="fieldbox" id="chair_attributes">
<label>Length</label>
<input type="text" name="length"><br>
<label>Width</label>
<input type="text" name="width"><br>
</div>
</form>
</div>
</body>
</html>
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