function get_week($year) {
$year_start = $year . "-01-01";
$year_end = $year . "-12-31";
$startday = strtotime($year_start);
if (intval(date('N', $startday)) != '1') {
$startday = strtotime("next monday", strtotime($year_start)); //获取年第一周的日期
}
$year_mondy = date("Y-m-d", $startday); //获取年第一周的日期
$endday = strtotime($year_end);
if (intval(date('W', $endday)) == '7') {
$endday = strtotime("last sunday", strtotime($year_end));
}
$num = intval(date('W', $endday));
for ($i = 1; $i <= $num; $i++) {
$j = $i -1;
$start_date = date("Y-m-d", strtotime("$year_mondy $j week "));
$end_day = date("Y-m-d", strtotime("$start_date +6 day"));
$week_array[$i] = array (
str_replace("-",
".",
$start_date
), str_replace("-", ".", $end_day));
}
return $week_array;
}
$weeks = get_week(2011);
echo '第18周开始日期:'.$weeks[18][0].'';
echo '第18周结束日期:'.$weeks[18][1];
PHP获取一年中的每星期的开始日期和结束日期
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转载自blog.csdn.net/liuyingsv/article/details/50914270
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