JavaScript函数中的ParamArrays可能吗? [英] ParamArrays in JavaScript functions possible?
问题描述
javascript函数可以有多少个参数 - 一个概念
称为paramarrays?
Water Cooler v2于2006年4月18日在comp.lang.javascript中写道 :
javascript函数可以有多少个参数
< script type =" text / javascript">
函数sum(){
var summing = 0;
求和+ = sum.arguments [i];
返回求和;
}
提醒(总和(1,2,3,4))
< ; / script>
a概念称为paramarrays?
任何一个玫瑰......
-
Evertjan。
荷兰。
(请在我的电子邮件地址中将x'变为点数)
2006年4月18日12:54,Evertjan。写道:
[snip]
函数sum(){
var summing = 0;
for(var i = 0; i< sum.arguments.length; i ++)
^^^^
arguments对象是局部变量。通过
函数对象引用它是(我记得)已弃用。
[snip]
Mike
-
Michael Winter
在回复电子邮件之前使用[新闻]作为前缀主题。
Michael Winter于2006年4月18日在comp.lang.javascript中写道 :
On 18/04/2006 12 :54,Evertjan。写道:
[snip]
函数sum(){var summing = 0;
for(var i = 0; i< sum.arguments.length; i ++)
^^^^
arguments对象是一个局部变量。通过
函数对象引用它是(我记得)已弃用。
你能给出更好的选择吗?
>
-
Evertjan。
荷兰。
(请将x''es更改为我的电子邮件地址中的点数)
Can javascript functions have variable number of arguments - a concept
known as paramarrays?
Water Cooler v2 wrote on 18 apr 2006 in comp.lang.javascript:
Can javascript functions have variable number of arguments
<script type="text/javascript">
function sum() {
var summing = 0;
for(var i = 0; i < sum.arguments.length; i++)
summing += sum.arguments[i];
return summing;
}
alert(sum(1,2,3,4))
</script>
a concept known as paramarrays?
A rose by any ...
--
Evertjan.
The Netherlands.
(Please change the x''es to dots in my emailaddress)
On 18/04/2006 12:54, Evertjan. wrote:
[snip]
function sum() {
var summing = 0;
for(var i = 0; i < sum.arguments.length; i++)
^^^^
The arguments object is a local variable. Referencing it via the
function object is (as I recall) deprecated.
[snip]
Mike
--
Michael Winter
Prefix subject with [News] before replying by e-mail.
Michael Winter wrote on 18 apr 2006 in comp.lang.javascript:
On 18/04/2006 12:54, Evertjan. wrote:
[snip]function sum() {
var summing = 0;
for(var i = 0; i < sum.arguments.length; i++)
^^^^
The arguments object is a local variable. Referencing it via the
function object is (as I recall) deprecated.
Could you give a better alternative, please?
--
Evertjan.
The Netherlands.
(Please change the x''es to dots in my emailaddress)
这篇关于JavaScript函数中的ParamArrays可能吗?的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!