From 0b0003857261fc206be4ac4463eebff923334ce5 Mon Sep 17 00:00:00 2001
From: lujiang <lujiang@shinho.net.cn>
Date: Thu, 4 Apr 2019 10:16:05 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E4=B8=A4=E4=B8=AA=E6=97=B6?=
 =?UTF-8?q?=E9=97=B4=E7=9A=84=E6=96=B9=E6=B3=95?=
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---
 src/basic/DateHelper.php | 49 +++++++++++++++++++++++++++++++++++++++-
 1 file changed, 48 insertions(+), 1 deletion(-)

diff --git a/src/basic/DateHelper.php b/src/basic/DateHelper.php
index 4cc4648..2ffb5a4 100644
--- a/src/basic/DateHelper.php
+++ b/src/basic/DateHelper.php
@@ -13,7 +13,7 @@ class DateHelper
 {
     /**
      * 获取两个时间点之间所有的日期
-     * 
+     *
      * @param string $startDate
      * @param string $endDate
      *
@@ -36,6 +36,53 @@ public static function getDateFromRange(string $startDate, string $endDate) :arr
         return $date;
     }
 
+    /**
+     * 判断两个时间段之间是否有交叉（边界相等也算交叉）
+     * @param string $periodOneStart
+     * @param string $periodOneEnd
+     * @param string $periodTwoStart
+     * @param string $periodTwoEnd
+     *
+     * @return bool
+     */
+    public function isCross($periodOneStart = '', $periodOneEnd = '', $periodTwoStart = '', $periodTwoEnd = '') :bool
+    {
+        $status = $periodTwoStart - $periodOneStart;
+
+        if ($status > 0) {
+            $status2 = $periodTwoStart - $periodOneEnd;
+            if ($status2 > 0) {
+                return false;
+            } else {
+                return true;
+            }
+        } else {
+            $status2 = $periodTwoEnd - $periodOneStart;
+            if ($status2 >= 0) {
+                return true;
+            } else {
+                return false;
+            }
+        }
+    }
+
+    /**
+     * 将H:i 格式的时间转换成秒
+     * @param string $hourMinute
+     *
+     * @return int
+     */
+    public static function getMinute(string $hourMinute) :int
+    {
+        list($hour,$minute) = explode(':',$hourMinute);
+
+        if (empty($hour) || empty($minute)) {
+            return 0;
+        }
+
+        return $hour*60+$minute;
+    }
+
     /**
      * 返回本周开始和结束的时间戳
      *