我有这个数组:
array(2) {
[0]=>
array(2) {
["hour"]=>
string(2) "11"
["second_param"]=>
string(434) "[{"x":735.6979166666666,"y":96.0},{"x":1733.0,"y":1.0},{"x":1772.0,"y":3.0},{"x":1848.0,"y":1.0},{"x":1863.0,"y":1.0},{"x":1874.0,"y":2.0},{"x":1929.0,"y":1.0},{"x":1954.0,"y":2.0},{"x":1963.0,"y":1.0},{"x":1976.0,"y":1.0},{"x":1990.0,"y":1.0},{"x":2000.0,"y":15.0},{"x":2800.0,"y":1.0},{"x":2897.0,"y":1.0},{"x":2993.0,"y":1.0},{"x":3037.0,"y":1.0},{"x":3069.0,"y":1.0},{"x":3082.0,"y":1.0},{"x":4532.0,"y":1.0},{"x":4909.0,"y":1.0}]"
}
[1]=>
array(2) {
["hour"]=>
string(2) "16"
["second_param"]=>
string(494) "[{"x":735.5625000000001,"y":16.0},{"x":831.0,"y":1.0},{"x":1029.0,"y":11.0},{"x":1181.0,"y":2.0},{"x":1345.0,"y":1.0},{"x":1609.0,"y":15.0},{"x":1708.0,"y":1.0},{"x":1772.0,"y":1.0},{"x":1841.666666666667,"y":6.0},{"x":1888.6666666666665,"y":3.0},{"x":1941.4999999999998,"y":10.0},{"x":1997.909090909091,"y":33.0},{"x":2030.0,"y":1.0},{"x":2272.0,"y":4.0},{"x":2816.0,"y":2.0},{"x":2954.3333333333335,"y":3.0},{"x":3022.0,"y":2.0},{"x":3170.0,"y":1.0},{"x":4090.0,"y":2.0},{"x":4545.0,"y":5.0}]"
}
在"second_param"上,我有json。我想解析那个json我尝试了json_decode
但是,我需要重新组织我的数组,以获得这样的东西:
array(68) {
[0]=>
array(3) {
["hour"]=>
string(7) "11"
["x"]=>
fload "2016-02-19"
["y"]=>
float(16.939582156973)
}
[1]=>
array(3) {
["hour"]=>
string(7) "11"
["x"]=>
fload "735.6979166666666"
["y"]=>
float(96.0)
}
[2]=>
array(3) {
["hour"]=>
string(7) "11"
["x"]=>
fload "1733.0"
["y"]=>
float(1.0)
}
[3]=>
array(3) {
["hour"]=>
string(7) "11"
["x"]=>
fload "1772.0"
["y"]=>
float(3.0)
}
[4]=>
array(3) {
["hour"]=>
string(7) "11"
["x"]=>
fload "1848.0"
["y"]=>
float(1.0)
}
......
[5]=>
array(3) {
["hour"]=>
string(7) "16"
["x"]=>
fload "735.5625000000001"
["y"]=>
float(16.0)
}
[6]=>
array(3) {
["hour"]=>
string(7) "16"
["x"]=>
fload "831.0"
["y"]=>
float(1.0)
}
[7]=>
array(3) {
["hour"]=>
string(7) "16"
["x"]=>
fload "1029.0"
["y"]=>
float(11.0)
}
[8]=>
array(3) {
["hour"]=>
string(7) "16"
["x"]=>
fload "1181.0"
["y"]=>
float(2.0)
}
等等
因此,"小时"应该重复"x"出现的次数
一些想法?
感谢
这只是在外部数组上循环的一种情况,然后对每个json字符串进行解码(它是一个对象数组),并为每次出现或您的坐标添加到一个新数组中,该过程将构建
$arr = array( array("hour" => "11",
"second_param" => '[{"x":735.6979166666666,"y":96.0},{"x":1733.0,"y":1.0},{"x":1772.0,"y":3.0},{"x":1848.0,"y":1.0},{"x":1863.0,"y":1.0},{"x":1874.0,"y":2.0},{"x":1929.0,"y":1.0},{"x":1954.0,"y":2.0},{"x":1963.0,"y":1.0},{"x":1976.0,"y":1.0},{"x":1990.0,"y":1.0},{"x":2000.0,"y":15.0},{"x":2800.0,"y":1.0},{"x":2897.0,"y":1.0},{"x":2993.0,"y":1.0},{"x":3037.0,"y":1.0},{"x":3069.0,"y":1.0},{"x":3082.0,"y":1.0},{"x":4532.0,"y":1.0},{"x":4909.0,"y":1.0}]'
),
array( "hour" => "16",
"second_param" => '[{"x":735.5625000000001,"y":16.0},{"x":831.0,"y":1.0},{"x":1029.0,"y":11.0},{"x":1181.0,"y":2.0},{"x":1345.0,"y":1.0},{"x":1609.0,"y":15.0},{"x":1708.0,"y":1.0},{"x":1772.0,"y":1.0},{"x":1841.666666666667,"y":6.0},{"x":1888.6666666666665,"y":3.0},{"x":1941.4999999999998,"y":10.0},{"x":1997.909090909091,"y":33.0},{"x":2030.0,"y":1.0},{"x":2272.0,"y":4.0},{"x":2816.0,"y":2.0},{"x":2954.3333333333335,"y":3.0},{"x":3022.0,"y":2.0},{"x":3170.0,"y":1.0},{"x":4090.0,"y":2.0},{"x":4545.0,"y":5.0}]'
)
);
print_r($arr);
$newarr = array();
foreach ($arr as $a) {
$j = json_decode($a['second_param']);
foreach( $j as $coord ) {
$t = array();
$t['hour'] = $a['hour'];
$t['x'] = $coord->x;
$t['y'] = $coord->y;
$newarr[] = $t;
}
}
print_r($newarr);
结果是
Array
(
[0] => Array
(
[hour] => 11
[x] => 735.69791666667
[y] => 96
)
[1] => Array
(
[hour] => 11
[x] => 1733
[y] => 1
)
[2] => Array
(
[hour] => 11
[x] => 1772
[y] => 3
)
[3] => Array
(
[hour] => 11
[x] => 1848
[y] => 1
)
[4] => Array
(
[hour] => 11
[x] => 1863
[y] => 1
)
[5] => Array
(
[hour] => 11
[x] => 1874
[y] => 2
)
[6] => Array
(
[hour] => 11
[x] => 1929
[y] => 1
)
[7] => Array
(
[hour] => 11
[x] => 1954
[y] => 2
)
[8] => Array
(
[hour] => 11
[x] => 1963
[y] => 1
)
[9] => Array
(
[hour] => 11
[x] => 1976
[y] => 1
)
[10] => Array
(
[hour] => 11
[x] => 1990
[y] => 1
)
[11] => Array
(
[hour] => 11
[x] => 2000
[y] => 15
)
[12] => Array
(
[hour] => 11
[x] => 2800
[y] => 1
)
[13] => Array
(
[hour] => 11
[x] => 2897
[y] => 1
)
[14] => Array
(
[hour] => 11
[x] => 2993
[y] => 1
)
[15] => Array
(
[hour] => 11
[x] => 3037
[y] => 1
)
[16] => Array
(
[hour] => 11
[x] => 3069
[y] => 1
)
[17] => Array
(
[hour] => 11
[x] => 3082
[y] => 1
)
[18] => Array
(
[hour] => 11
[x] => 4532
[y] => 1
)
[19] => Array
(
[hour] => 11
[x] => 4909
[y] => 1
)
[20] => Array
(
[hour] => 16
[x] => 735.5625
[y] => 16
)
[21] => Array
(
[hour] => 16
[x] => 831
[y] => 1
)
[22] => Array
(
[hour] => 16
[x] => 1029
[y] => 11
)
[23] => Array
(
[hour] => 16
[x] => 1181
[y] => 2
)
[24] => Array
(
[hour] => 16
[x] => 1345
[y] => 1
)
[25] => Array
(
[hour] => 16
[x] => 1609
[y] => 15
)
[26] => Array
(
[hour] => 16
[x] => 1708
[y] => 1
)
[27] => Array
(
[hour] => 16
[x] => 1772
[y] => 1
)
[28] => Array
(
[hour] => 16
[x] => 1841.6666666667
[y] => 6
)
[29] => Array
(
[hour] => 16
[x] => 1888.6666666667
[y] => 3
)
[30] => Array
(
[hour] => 16
[x] => 1941.5
[y] => 10
)
[31] => Array
(
[hour] => 16
[x] => 1997.9090909091
[y] => 33
)
[32] => Array
(
[hour] => 16
[x] => 2030
[y] => 1
)
[33] => Array
(
[hour] => 16
[x] => 2272
[y] => 4
)
[34] => Array
(
[hour] => 16
[x] => 2816
[y] => 2
)
[35] => Array
(
[hour] => 16
[x] => 2954.3333333333
[y] => 3
)
[36] => Array
(
[hour] => 16
[x] => 3022
[y] => 2
)
[37] => Array
(
[hour] => 16
[x] => 3170
[y] => 1
)
[38] => Array
(
[hour] => 16
[x] => 4090
[y] => 2
)
[39] => Array
(
[hour] => 16
[x] => 4545
[y] => 5
)
循环到数组中,解码json并在元素中添加小时:
$data = array(
0 => array(
"hour" => "11",
"second_param" => '[{"x":735.6979166666666,"y":96.0},{"x":1733.0,"y":1.0},{"x":1772.0,"y":3.0},{"x":1848.0,"y":1.0},{"x":1863.0,"y":1.0},{"x":1874.0,"y":2.0},{"x":1929.0,"y":1.0},{"x":1954.0,"y":2.0},{"x":1963.0,"y":1.0},{"x":1976.0,"y":1.0},{"x":1990.0,"y":1.0},{"x":2000.0,"y":15.0},{"x":2800.0,"y":1.0},{"x":2897.0,"y":1.0},{"x":2993.0,"y":1.0},{"x":3037.0,"y":1.0},{"x":3069.0,"y":1.0},{"x":3082.0,"y":1.0},{"x":4532.0,"y":1.0},{"x":4909.0,"y":1.0}]'
),
1 => array(
"hour" => "16",
"second_param" => '[{"x":735.5625000000001,"y":16.0},{"x":831.0,"y":1.0},{"x":1029.0,"y":11.0},{"x":1181.0,"y":2.0},{"x":1345.0,"y":1.0},{"x":1609.0,"y":15.0},{"x":1708.0,"y":1.0},{"x":1772.0,"y":1.0},{"x":1841.666666666667,"y":6.0},{"x":1888.6666666666665,"y":3.0},{"x":1941.4999999999998,"y":10.0},{"x":1997.909090909091,"y":33.0},{"x":2030.0,"y":1.0},{"x":2272.0,"y":4.0},{"x":2816.0,"y":2.0},{"x":2954.3333333333335,"y":3.0},{"x":3022.0,"y":2.0},{"x":3170.0,"y":1.0},{"x":4090.0,"y":2.0},{"x":4545.0,"y":5.0}]'
)
);
foreach ($data as $k => $item) {
$arr = json_decode($item['second_param'], true);
foreach ($arr as $key => $value) {
$arr[$key]['hour'] = 11;
}
$data[$k] = json_encode($arr);
}
var_dump($data);
如果需要的话,在最后对其进行编码。