標籤:javascript
JQuery按照指定長度為數字前面補零
function PrefixInteger(num, length) { return (Array(length).join(‘0‘) + num).slice(-length);}
PrefixInteger(8,2); 返回08,表示長度為2,數字8前面補一個0。
JQuery倒計時
var rest = 4350859; //時間戳記console.log(rest);$day = Math.floor(rest/(60*60*24));console.log($day);$hour = Math.floor((rest - $day * (60*60*24))/(60*60));console.log($hour);$minite = Math.floor((rest - $day * (60*60*24) - $hour * (60*60))/60);console.log($minite);$second = Math.floor(rest - $day * (60*60*24) - $hour * (60*60) - $minite * 60);console.log($second);$day = PrefixInteger($day,2);$hour = PrefixInteger($hour,2);$minite = PrefixInteger($minite,2);$second = PrefixInteger($second,2);$("#my_day").html($day);$("#my_hour").html($hour);$("#my_minite").html($minite);$("#my_second").html($second);window.setInterval(function(){ rest--; console.log(rest); $day = Math.floor(rest/(60*60*24)); console.log($day); $hour = Math.floor((rest - $day * (60*60*24))/(60*60)); console.log($hour); $minite = Math.floor((rest - $day * (60*60*24) - $hour * (60*60))/60); console.log($minite); $second = Math.floor(rest - $day * (60*60*24) - $hour * (60*60) - $minite * 60); console.log($second); $day = PrefixInteger($day,2); $hour = PrefixInteger($hour,2); $minite = PrefixInteger($minite,2); $second = PrefixInteger($second,2); $("#my_day").html($day); $("#my_hour").html($hour); $("#my_minite").html($minite); $("#my_second").html($second);},1000);
html代碼:<ul class="countdown"> <li> <span class="days" id="my_day">00</span> <p class="days_ref">天</p> </li> <li class="seperator">.</li> <li> <span class="hours" id="my_hour">00</span> <p class="hours_ref">時</p> </li> <li class="seperator">:</li> <li> <span class="minutes" id="my_minite">00</span> <p class="minutes_ref">分</p> </li> <li class="seperator">:</li> <li> <span class="seconds" id="my_second">00</span> <p class="seconds_ref">秒</p> </li></ul>
這樣倒計時功能就完成了,這裡css樣式就需要大家自己去寫了!!!650) this.width=650;" src="http://img.baidu.com/hi/jx2/j_0059.gif" style="border:0px;vertical-align:middle;" alt="j_0059.gif" />650) this.width=650;" src="http://img.baidu.com/hi/jx2/j_0039.gif" style="border:0px;vertical-align:middle;" alt="j_0039.gif" />
本文出自 “高萬耀” 部落格,請務必保留此出處http://gaowanyao.blog.51cto.com/11272977/1947145
JQuery倒計時和按照指定長度為數字前面補零