Javascript 是否在列表中显示变量值? var a=8; var b=5; var c=8; var d=9; “a”座剩余 “b”席剩余 剩下的“c”席 “d”席位剩余
在列表中,我是否可以显示变量(如8,5,8,9)的值,而不是a、b、c、d?为选项提供一个ID,以便于访问:Javascript 是否在列表中显示变量值? var a=8; var b=5; var c=8; var d=9; “a”座剩余 “b”席剩余 剩下的“c”席 “d”席位剩余,javascript,html,Javascript,Html,在列表中,我是否可以显示变量(如8,5,8,9)的值,而不是a、b、c、d?为选项提供一个ID,以便于访问: <!doctype html> <html> <head> <body> <script> var a=8; var b=5; var c=8; var d=9; </script> <select size="5"> <option value="1">"a" se
<!doctype html>
<html>
<head>
<body>
<script>
var a=8;
var b=5;
var c=8;
var d=9;
</script>
<select size="5">
<option value="1">"a" seats remaining</option>
<option value="2">"b" seats remaining</option>
<option value="3">"c" seats remaining</option>
<option value="4">"d" seats remaining</option>
</select>
</body>
</html>
演示:如果要替换,请尝试使用jQuery
var a=8;
var b=5;
var c=8;
var d=9;
document.getElementById("a").innerHTML = a + ' seats remaining';
document.getElementById("b").innerHTML = b + ' seats remaining';
document.getElementById("c").innerHTML = c + ' seats remaining';
document.getElementById("d").innerHTML = d + ' seats remaining';
我已经看过这个问题了。。。你真的开了一个新帐户?你把html和javascript/phpno混合在一起,我用了我的fb帐户。。。我一直在努力解决这个问题。。。你在这里哪里看到PHP的?
var a=8;
var b=5;
var c=8;
var d=9;
document.getElementById("a").innerHTML = a + ' seats remaining';
document.getElementById("b").innerHTML = b + ' seats remaining';
document.getElementById("c").innerHTML = c + ' seats remaining';
document.getElementById("d").innerHTML = d + ' seats remaining';
$("select > option").each(function() {
var array = {"a":"8", "b":"5", "c":"8", "d":"9"};
for (var val in array)
this.text = this.text.split('"' + val + '"').join('"' + array[val] + '"');
});