想實現(xiàn)按鈕點一下開始計時,再次點擊停止,再點又開始,以此類推。。。代碼如下為么不可以?
<script?type="text/javascript"> ????var?i?=?0; ????var?t; ???function?clock(){ ????????var?time=new?Date();????????????????????? ????????document.getElementById("clock").value?=?time;??? ?????} ????? ????function?change(){ ???????i++;? ???????if(i%2==1){ ???????????t?=?setInterval("clock()",1000);? ???????} ????????else?if?(i%2==0){ ????????cleatInterval(t); ????????} ????}? </script>
2015-11-19
好吧。。。真粗心,找到問題了。最后的clearInterval(t)中一個字母拼錯了。。。汗~