有的時候需要根據業務需要,晚上凌晨以後執行某些操作的時候,這個可能會有所幫助,我最近正在研究這個,歡迎共同探討。
github地址:https://github.com/mattpat/node-schedule
一、安裝
複製代碼代碼如下:
npm install node-schedule
二、確定時間,例如:2012年11月21日,5:30
複製代碼代碼如下:
var schedule = require('node-schedule');
var date = new Date(2012, 11, 21, 5, 30, 0);
var j = schedule.scheduleJob(date, function(){
console.log('The world is going to end today.');
});
取消預設計劃
[code]
j.cancel();
三、每小時的固定分鐘,例如:每個小時的42分鐘
複製代碼代碼如下:
var schedule = require('node-schedule');
var rule = new schedule.RecurrenceRule();
rule.minute = 42;
var j = schedule.scheduleJob(rule, function(){
console.log('The answer to life, the universe, and everything!');
});
四、.一個星期中的某些天的某個時刻,例如:每週四,週五,週六,週天的17點
複製代碼代碼如下:
var rule = new schedule.RecurrenceRule();
rule.dayOfWeek = [0, new schedule.Range(4, 6)];
rule.hour = 17;
rule.minute = 0;
var j = schedule.scheduleJob(rule, function(){
console.log('Today is recognized by Rebecca Black!');
});
五、每秒執行
複製代碼代碼如下:
var rule = new schedule.RecurrenceRule();
var times = [];
for(var i=1; i<60; i++){
times.push(i);
}
rule.second = times;
var c=0;
var j = schedule.scheduleJob(rule, function(){
c++;
console.log(c);
});