基于jQuery实现简单人工智能聊天室

chatBox.append("<p><span id='ai'>AI: </span>" + replyArr[0] + "</p><hr class='ai-hr'>");
}
else if(msg.indexOf("how are you") != -1 || msg.indexOf("how are u") != -1){
chatBox.append("<p><span id='ai'>AI: </span>" + replyArr[1] + "</p><hr class='ai-hr'>");
}
else if(msg.indexOf("time") != -1){
chatBox.append("<p><span id='ai'>AI: </span>Current Time: " + currentTime + ". " + timeGreeting(hour) + "~ :)</p><hr class='ai-hr'>");
}
else {}
}

//add 0 if time number is <10
function plusZero(x){
if(x < 10){
x = "0" + x;
}
else {
x = x;
}
return x;
}

//greeting by hour
function timeGreeting(h){
var greeting = ["U need to sleep","Good morning","Lunch time now","Feel asleep? Have some coffee","Free time~Yeah","Good night"];

if(h>=0&&h<=6){
return greeting[0];
}
else if(h>=7&&h<=10){
return greeting[1];
}
else if(h>=11&&h<=13){
return greeting[2];
}
else if(h>=14&&h<=18){
return greeting[3];
}
else if(h>=19&&h<=21){
return greeting[4];
}
else if(h>=22&&h<=23){
return greeting[5];
}
else {
return "";
}
}

//clear the chat box
function clearChatBox() {
$(".chat-box").html("");
}

DEMO在这儿，欢迎FORK：AI Chat Box。