php获取二十四节气，php判断某一天是否是某个节气
php获取二十四节气，php判断某一天是否是某个节气，代码如下：
/**
* @param int $time
* @return mixed|string
*/
function getJieQi($time = 0) {
date_default_timezone_set('Asia/Shanghai');
!$time && $time = time();
list($year, $month, $day) = explode('-', date('Y-m-d', $time));
$solar_term = [
0 => [621, 419, 621, 521, 622, 622, 823, 824, 824, 924, 823, 822], //1901
1 => [621, 519, 621, 621, 622, 722, 824, 824, 824, 924, 823, 823], //1902
2 => [621, 520, 722, 621, 722, 722, 824, 924, 924, 924, 823, 823], //1903
3 => [721, 520, 621, 520, 621, 622, 723, 823, 823, 824, 823, 722], //1904
4 => [621, 419, 621, 521, 622, 622, 823, 824, 824, 924, 823, 822], //1905
5 => [621, 519, 621, 621, 622, 622, 824, 824, 824, 924, 823, 823], //1906
6 => [621, 520, 722, 621, 722, 722, 824, 924, 924, 924, 823, 823], //1907
7 => [721, 520, 621, 520, 621, 622, 723, 823, 823, 924, 823, 722], //1908
8 => [621, 419, 621, 521, 622, 622, 823, 824, 824, 924, 823, 822], //1909
9 => [621, 519, 621, 621, 622, 622, 824, 824, 824, 924, 823, 823], //1910
10 => [621, 520, 722, 621, 722, 722, 824, 924, 924, 924, 823, 823], //1911
11 => [721, 520, 621, 520, 621, 622, 723, 823, 823, 924, 823, 722], //1912
12 => [620, 419, 621, 521, 622, 622, 823, 824, 824, 924, 823, 822], //1913
13 => [621, 419, 621, 521, 622, 622, 824, 824, 824, 924, 823, 823], //1914
14 => [621, 520, 622, 621, 622, 722, 824, 824, 924, 924, 823, 823], //1915
15 => [621, 520, 621, 520, 621, 622, 723, 823, 823, 824, 822, 722], //1916
16 => [620, 419, 621, 521, 621, 622, 823, 824, 823, 924, 823, 722], //1917
17 => [621, 419, 621, 521, 622, 622, 824, 824, 824, 924, 823, 822], //1918
18 => [621, 520, 622, 621, 622, 722, 824, 824, 924, 924, 823, 823], //1919
19 => [621, 520, 621, 520, 621, 622, 723, 823, 823, 824, 822, 722], //1920
20 => [620, 419, 621, 520, 621, 622, 823, 824, 823, 924, 823, 722], //1921
21 => [621, 419, 621, 521, 622, 622, 824, 824, 824, 924, 823, 822], //1922
22 => [621, 519, 621, 621, 622, 722, 824, 824, 924, 924, 823, 823], //1923
23 => [621, 520, 621, 520, 621, 622, 723, 823, 823, 824, 822, 722], //1924
24 => [620, 419, 621, 520, 621, 622, 823, 824, 823, 924, 823, 722], //1925
25 => [621, 419, 621, 521, 622, 622, 823, 824, 824, 924, 823, 822], //1926
26 => [621, 519, 621, 621, 622, 722, 824, 824, 824, 924, 823, 823], //1927
27 => [621, 520, 621, 520, 621, 621, 723, 823, 823, 823, 722, 722], //1928
28 => [620, 419, 621, 520, 621, 622, 723, 823, 823, 824, 822, 722], //1929
29 => [621, 419, 621, 521, 622, 622, 823, 824, 824, 924, 823, 822], //1930
30 => [621, 519, 621, 621, 622, 722, 824, 824, 824, 924, 823, 823], //1931
31 => [621, 520, 621, 520, 621, 621, 723, 823, 823, 823, 722, 722], //1932
32 => [620, 419, 621, 520, 621, 622, 723, 823, 823, 924, 823, 722], //1933
33 => [621, 419, 621, 521, 622, 622, 823, 824, 824, 924, 823, 822], //1934
34 => [621, 519, 621, 621, 622, 622, 824, 824, 824, 924, 823, 823], //1935
35 => [621, 520, 621, 520, 621, 621, 723, 823, 823, 823, 722, 722], //1936
36 => [620, 419, 621, 520, 621, 622, 723, 823, 823, 924, 823, 722], //1937
37 => [621, 419, 621, 521, 622, 622, 823, 824, 824, 924, 823, 822], //1938
38 => [621, 519, 621, 621, 622, 622, 824, 824, 824, 924, 823, 823], //1939
39 => [621, 520, 621, 520, 621, 621, 723, 823, 823, 823, 722, 722], //1940
40 => [620, 419, 621, 520, 621, 622, 723, 823, 823, 924, 823, 722], //1941
41 => [621, 419, 621, 521, 622, 622, 823, 824, 824, 924, 823, 822], //1942
42 => [621, 519, 621, 621, 622, 622, 824, 824, 824, 924, 823, 823], //1943
43 => [621, 520, 621, 520, 521, 621, 723, 823, 823, 823, 722, 722], //1944
44 => [620, 419, 621, 520, 621, 622, 723, 823, 823, 824, 822, 722], //1945
45 => [620, 419, 621, 521, 622, 622, 823, 824, 823, 924, 823, 822], //1946
46 => [621, 419, 621, 521, 622, 622, 824, 824, 824, 924, 823, 823], //1947
47 => [621, 520, 521, 520, 521, 621, 723, 723, 823, 823, 722, 722], //1948
48 => [520, 419, 621, 520, 621, 622, 723, 824, 823, 824, 822, 722], //1949
49 => [620, 419, 621, 520, 621, 622, 823, 824, 823, 924, 823, 822], //1950
50 => [621, 419, 621, 521, 622, 622, 824, 824, 824, 924, 823, 823], //1951
51 => [621, 520, 521, 520, 521, 621, 723, 723, 823, 823, 722, 722], //1952
52 => [520, 419, 621, 520, 621, 622, 723, 823, 823, 824, 822, 722], //1953
53 => [620, 419, 621, 520, 621, 622, 823, 824, 823, 923, 823, 722], //1954
54 => [621, 419, 621, 521, 622, 622, 823, 824, 824, 924, 823, 822], //1955
55 => [621, 520, 520, 520, 521, 621, 723, 723, 823, 823, 722, 722], //1956
56 => [520, 419, 621, 520, 621, 622, 723, 823, 823, 824, 822, 722], //1957
57 => [620, 419, 621, 520, 621, 622, 723, 823, 823, 924, 823, 722], //1958
58 => [621, 419, 621, 521, 622, 622, 823, 824, 824, 924, 823, 822], //1958
59 => [621, 519, 520, 520, 521, 621, 723, 723, 723, 823, 722, 722], //1960
60 => [520, 419, 621, 520, 621, 621, 723, 823, 823, 823, 722, 722], //1961
61 => [621, 419, 621, 520, 621, 622, 723, 823, 823, 924, 823, 722], //1962
62 => [621, 419, 621, 521, 622, 622, 823, 824, 824, 924, 823, 822], //1963
63 => [621, 519, 520, 520, 521, 621, 723, 723, 723, 823, 722, 722], //1964
64 => [520, 419, 621, 520, 621, 621, 723, 823, 823, 823, 722, 722], //1965
65 => [620, 419, 621, 520, 621, 622, 723, 823, 823, 924, 823, 722], //1966
66 => [621, 419, 621, 521, 622, 622, 823, 824, 824, 924, 823, 822], //1967
67 => [621, 519, 520, 520, 521, 521, 723, 723, 723, 823, 722, 722], //1968
68 => [520, 419, 621, 520, 621, 621, 723, 823, 823, 823, 722, 722], //1969
69 => [620, 419, 621, 520, 621, 622, 723, 823, 823, 924, 823, 722], //1970
70 => [621, 419, 621, 521, 622, 622, 823, 824, 824, 924, 823, 822], //1971
71 => [621, 519, 520, 520, 521, 521, 723, 723, 723, 823, 722, 722], //1972
72 => [520, 420, 621, 520, 521, 621, 723, 823, 823, 823, 722, 722], //1973
73 => [620, 419, 621, 520, 621, 622, 723, 823, 823, 924, 823, 722], //1974
74 => [621, 419, 621, 521, 622, 622, 823, 824, 823, 924, 823, 822], //1975
75 => [621, 519, 520, 420, 521, 521, 723, 724, 723, 823, 722, 722], //1976
76 => [520, 419, 621, 520, 621, 621, 723, 723, 823, 823, 722, 722], //1977
77 => [620, 419, 621, 520, 621, 622, 723, 823, 823, 824, 823, 722], //1978
78 => [621, 419, 621, 521, 621, 622, 823, 824, 823, 924, 823, 822], //1979
79 => [621, 519, 520, 420, 521, 521, 723, 723, 723, 823, 722, 722], //1980
80 => [520, 419, 621, 520, 521, 621, 723, 723, 823, 823, 822, 722], //1981
81 => [620, 419, 621, 520, 621, 622, 723, 823, 823, 824, 822, 722], //1982
82 => [620, 419, 621, 520, 621, 622, 823, 824, 823, 924, 823, 822], //1983
83 => [621, 419, 520, 420, 521, 521, 722, 723, 723, 823, 722, 722], //1984
84 => [520, 419, 521, 520, 521, 621, 723, 723, 823, 823, 722, 722], //1985
85 => [520, 419, 621, 520, 621, 622, 723, 823, 823, 824, 822, 722], //1986
86 => [620, 419, 621, 520, 621, 622, 723, 824, 823, 924, 823, 722], //1987
87 => [621, 419, 520, 420, 521, 521, 722, 723, 723, 823, 722, 721], //1988
88 => [520, 419, 520, 520, 521, 621, 723, 723, 723, 823, 722, 722], //1989
89 => [520, 419, 621, 520, 621, 621, 723, 823, 823, 824, 822, 722], //1990
90 => [620, 419, 621, 520, 721, 622, 723, 823, 823, 924, 823, 722], //1991
91 => [621, 419, 520, 420, 521, 521, 722, 723, 723, 823, 722, 721], //1992
92 => [520, 418, 520, 520, 521, 621, 723, 723, 723, 823, 722, 722], //1993
93 => [520, 419, 621, 520, 621, 621, 723, 823, 823, 823, 722, 722], //1994
94 => [620, 419, 621, 520, 621, 622, 723, 821, 823, 924, 823, 722], //1995
95 => [621, 419, 520, 420, 521, 521, 722, 723, 723, 823, 722, 721], //1996
96 => [520, 418, 520, 520, 521, 521, 723, 723, 723, 823, 722, 722], //1997
97 => [520, 419, 621, 520, 621, 621, 723, 823, 823, 823, 722, 722], //1998
98 => [620, 419, 621, 520, 621, 622, 723, 823, 823, 924, 823, 722], //1999
99 => [621, 419, 520, 420, 521, 521, 722, 723, 723, 823, 722, 721], //2000
100 => [520, 418, 520, 520, 521, 521, 723, 723, 723, 823, 722, 722], //2001
101 => [520, 419, 621, 520, 621, 621, 723, 823, 823, 823, 722, 722], //2002
102 => [620, 419, 621, 520, 621, 622, 723, 823, 823, 924, 823, 722], //2003
103 => [621, 419, 520, 420, 521, 521, 722, 723, 723, 823, 722, 721], //2004
104 => [520, 418, 520, 520, 521, 521, 723, 723, 723, 823, 722, 722], //2005
105 => [520, 419, 621, 520, 521, 621, 723, 723, 823, 823, 722, 722], //2006
106 => [620, 419, 621, 520, 621, 622, 723, 823, 823, 924, 823, 722], //2007
107 => [621, 419, 520, 420, 521, 521, 722, 723, 722, 823, 722, 721], //2008
108 => [520, 418, 520, 420, 521, 521, 723, 723, 723, 823, 722, 722], //2009
109 => [520, 419, 621, 520, 521, 621, 723, 723, 823, 823, 722, 722], //2010
110 => [620, 419, 621, 520, 621, 622, 723, 823, 823, 824, 823, 722], //2011
111 => [621, 419, 520, 420, 520, 521, 722, 723, 722, 823, 722, 721], //2012
112 => [520, 418, 520, 420, 521, 521, 722, 723, 723, 823, 722, 722], //2013
113 => [520, 419, 621, 520, 521, 621, 723, 723, 823, 823, 722, 722], //2014
114 => [620, 419, 621, 520, 621, 622, 723, 823, 823, 824, 822, 722], //2015
115 => [620, 419, 520, 419, 520, 521, 722, 723, 722, 823, 722, 721], //2016
116 => [520, 318, 520, 420, 521, 521, 722, 723, 723, 823, 722, 722], //2017
117 => [520, 419, 521, 520, 521, 621, 723, 723, 823, 823, 722, 722], //2018
118 => [520, 419, 621, 520, 621, 621, 723, 823, 823, 824, 822, 722], //2019
119 => [620, 419, 520, 419, 520, 521, 622, 722, 722, 823, 722, 721], //2020
120 => [520, 318, 520, 420, 521, 521, 722, 723, 723, 823, 722, 721], //2021
121 => [520, 419, 520, 520, 521, 621, 723, 723, 723, 823, 722, 722], //2022
122 => [520, 419, 621, 520, 621, 621, 723, 823, 823, 824, 822, 722], //2023
123 => [620, 419, 520, 419, 520, 521, 622, 722, 722, 823, 722, 621], //2024
124 => [520, 318, 520, 420, 521, 521, 722, 723, 723, 823, 722, 721], //2025
125 => [520, 418, 520, 520, 521, 521, 723, 723, 723, 823, 722, 722], //2026
126 => [520, 419, 621, 520, 621, 621, 723, 823, 823, 823, 722, 722], //2027
127 => [620, 419, 520, 419, 520, 521, 622, 722, 722, 823, 722, 621], //2028
128 => [520, 318, 520, 420, 521, 521, 722, 723, 723, 823, 722, 721], //2029
129 => [520, 418, 520, 520, 521, 521, 723, 723, 723, 823, 722, 722], //2030
130 => [520, 419, 621, 520, 621, 621, 723, 823, 823, 823, 722, 722], //2031
131 => [620, 419, 520, 419, 520, 521, 622, 722, 722, 823, 722, 621], //2032
132 => [520, 318, 520, 420, 521, 521, 723, 723, 723, 823, 722, 721], //2033
133 => [520, 418, 520, 520, 521, 521, 723, 823, 723, 823, 722, 722], //2034
134 => [520, 419, 621, 520, 521, 621, 723, 723, 823, 823, 722, 722], //2035
135 => [620, 419, 520, 419, 520, 521, 622, 722, 722, 823, 722, 621], //2036
136 => [520, 318, 520, 420, 521, 521, 722, 723, 723, 823, 722, 721], //2037
137 => [520, 418, 520, 520, 521, 521, 723, 723, 723, 823, 722, 722], //2038
138 => [520, 419, 621, 520, 521, 621, 723, 723, 823, 823, 722, 722], //2039
139 => [620, 419, 520, 419, 520, 521, 622, 722, 722, 823, 722, 621], //2040
140 => [520, 318, 520, 420, 520, 521, 722, 723, 722, 823, 722, 721], //2041
141 => [520, 418, 520, 420, 521, 521, 723, 723, 723, 823, 722, 722], //2042
142 => [520, 419, 621, 520, 521, 621, 723, 723, 823, 823, 722, 722], //2043
143 => [620, 419, 520, 419, 520, 521, 622, 722, 722, 723, 722, 621], //2044
144 => [520, 318, 520, 419, 520, 521, 722, 723, 722, 823, 722, 721], //2045
145 => [520, 418, 520, 420, 521, 521, 722, 723, 723, 823, 722, 722], //2046
146 => [520, 419, 621, 520, 521, 621, 723, 723, 823, 823, 722, 722], //2047
147 => [620, 419, 520, 419, 520, 520, 622, 722, 722, 723, 721, 621], //2048
148 => [519, 318, 520, 520, 520, 521, 622, 722, 722, 823, 722, 721], //2049
149 => [520, 318, 520, 420, 521, 521, 722, 723, 823, 823, 722, 722] //2050
];
//节气名称
$term_name = [
'小寒', '大寒', '立春', '雨水', '惊蛰', '春分', '清明', '谷雨',
'立夏', '小满', '芒种', '夏至', '小暑', '大暑', '立秋', '处暑',
'白露', '秋分', '寒露', '霜降', '立冬', '小雪', '大雪', '冬至'];
//算取在数组中的位置
$line = $year - 1901;
$row = $month - 1;
//显示相应的节气
if ($day == substr($solar_term[$line][$row], 0, 1)) {
$term = $term_name[($month - 1) * 2];
} else if ($day == substr($solar_term[$line][$row], 1, 2)) {
$term = $term_name[($month - 1) * 2 + 1];
} else {//from www.phpernote.com
$term = '';
}
return $term;
}
示例：
echo getJieQi(1584652027);//春分
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