如果大家有更好的方案欢迎交流
function diffBetweenTwoDay($pastDay){
$timeC = time() - strtotime($pastDay);
$dateC = round((strtotime(date('Y-m-d')) - strtotime(date('Y-m-d',strtotime($pastDay))))/60/60/24);
if($timeC<=3*60){
$dayC = '刚刚';
}elseif($timeC>3*60&&$timeC<=5*60){
$dayC = '3分钟前';
}elseif($timeC>5*60&&$timeC<=10*60){
$dayC = '5分钟前';
}elseif($timeC>10*60&&$timeC<=30*60){
$dayC = '10分钟前';
}elseif($timeC>30*60&&$timeC<=60*60){
$dayC = '30分钟前';
}elseif($timeC>60*60&&$timeC<=120*60){
$dayC = '1小时前';
}elseif($timeC>120*60&&$dateC == 0){
$dayC = '今天';
}elseif($dateC == 1){
$dayC = '昨天';
}else{
$dayC = date('Y-m-d',strtotime($pastDay));
}
return $dayC;
}