改变多个类名 [英] changing multiple classnames
问题描述
让我们说我们有这个:
< div class =" some_class some_other_class">
是吗可以改变*一个*的类名。
Jeff
Let''s say we have this:
<div class="some_class some_other_class">
Is it possible to change *one* of the classnames.
Jeff
推荐答案
Jeff< jeff @ spam_me_not .comwrites:
Jeff <jeff@spam_me_not.comwrites:
假设我们有这个:
< div class =" some_class some_other_class" >
是否可以更改* one *的类名。
Let''s say we have this:
<div class="some_class some_other_class">
Is it possible to change *one* of the classnames.
如果这是一个问题:是的。
myDiv.className.replace(/ \\\ netome_other_class \ b /,something_else);
-
Joost Diepenmaat |博客: http://joost.zeekat.nl/ |工作: http://zeekat.nl/
If that''s a question: yes.
myDiv.className.replace(/\bsome_other_class\b/,"something_else");
--
Joost Diepenmaat | blog: http://joost.zeekat.nl/ | work: http://zeekat.nl/
>
Joost Diepenmaat< jo *** @ zeekat.nlwrites:
Joost Diepenmaat <jo***@zeekat.nlwrites:
myDiv.className.replace(/ \\\ netome_other_class \b /," something_else");
myDiv.className.replace(/\bsome_other_class\b/,"something_else");
那应该是:
myDiv.className = myDiv.className.replace(/ \\\ netome_other_class \ b /,something_else);
-
Joost Diepenmaat |博客: http://joost.zeekat.nl/ |工作: http://zeekat.nl/
That should ofcourse be:
myDiv.className = myDiv.className.replace(/\bsome_other_class\b/,"something_else");
--
Joost Diepenmaat | blog: http://joost.zeekat.nl/ | work: http://zeekat.nl/
>
Jeffaécrit:
Jeff a écrit :
假设我们有这个:
< div class = some_class some_other_class>
是否可以更改* one *的类名。
Let''s say we have this:
<div class="some_class some_other_class">
Is it possible to change *one* of the classnames.
< div id =" somewhere" class =" some_class some_other_class">
< script type =" text / javascript">
function changeClass(what,original,newOne){
what = document.getElementById(what);
what.className = what.className.replace(original,newOne);
}
< / script>
< button onclick =" changeClass(''somewhere'',''some_other_class'',''new_class'')">
更改1
< / button>
< button onclick =" changeClass(''somewhere'',''some_class'' ,''new _other_class'')">
更改2
< / button>
-
sm
<div id="somewhere" class="some_class some_other_class">
<script type="text/javascript">
function changeClass(what, original, newOne) {
what = document.getElementById(what);
what.className = what.className.replace(original, newOne);
}
</script>
<button onclick="changeClass(''somewhere'',''some_other_class '',''new_class'')">
change 1
</button>
<button onclick="changeClass(''somewhere'',''some_class'',''new _other_class'')">
change 2
</button>
--
sm
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