因此,我创建了一个选项表单,在它的底部,我有一个div,我想在其中显示基于JSON文件的图像,该图像基于我选择的选项表单的声音。更具体地说,我将在此处写下一些代码:
HTML:
<select name="classes">
<option value="knight">Knight</option>
<option value="mage">Mage</option>
<option value="priest">Priest</option>
</select>
JS:
const classes = [
{
id: 1,
class: "knight",
male: "../class-png/male-knight.png",
female:"../class-png/female-knight.png"
},
{
id:2,
class:"mage",
male:"../class-png/male-mage.png",
female:"../class-png/female-mage.png"
},
{
id: 3,
class: "priest",
male: "../class-png/male-priest.png",
female:"../class-png/female-priest.png",
}
];
因此,如果我选择“骑士”选项,我想在下面的div中显示骑士的两个png,以此类推。 。 。我将使用JSON对象的ID来做到这一点
您的HTML将是这样
<select class="classes" name="classes">
<option value="knight">Knight</option>
<option value="mage">Mage</option>
<option value="priest">Priest</option>
</select>
<div id="imageWrapper"></div>
这是基于您选择的选项值的jquery代码
<script>
let selectedClass = "knight";
let imagesArray = [];
const classes = [
{
id: 1,
class: "knight",
male: "../class-png/male-knight.png",
female:"../class-png/female-knight.png"
},
{
id:2,
class:"mage",
male:"../class-png/male-mage.png",
female:"../class-png/female-mage.png"
},
{
id: 3,
class: "priest",
male: "../class-png/male-priest.png",
female:"../class-png/female-priest.png",
}
];
// To load Images for pre-selected option
addImage();
$(document).ready(() => {
$(".classes").change(() => {
$("#imageWrapper").empty();
selectedClass = $('.classes :selected').val();
// change image on option change
addImage();
})
})
function addImage (){
$.each(classes, function( index, value ) {
if(value.class == selectedClass){
$("#imageWrapper").prepend('<img id="image" src="'+value.male+'" /><img id="image" src="'+value.female+'" />')
}
});
}
</script>