php数组数据
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[ 'area_id' => 130625, 'area_pid' => 130600, 'area_name' => '徐水县', 'lng' => 115.658, 'lat' => 39.021 ], [ 'area_id' => 130626, 'area_pid' => 130600, 'area_name' => '定兴县', 'lng' => 115.808, 'lat' => 39.2631 ], [ 'area_id' => 130627, 'area_pid' => 130600, 'area_name' => '唐县', 'lng' => 114.985, 'lat' => 38.7451 ], [ 'area_id' => 130628, 'area_pid' => 130600, 'area_name' => '高阳县', 'lng' => 115.779, 'lat' => 38.7 ], [ 'area_id' => 130629, 'area_pid' => 130600, 'area_name' => '容城县', 'lng' => 115.872, 'lat' => 39.0535 ], [ 'area_id' => 130630, 'area_pid' => 130600, 'area_name' => '涞源县', 'lng' => 114.691, 'lat' => 39.3539 ], [ 'area_id' => 130631, 'area_pid' => 130600, 'area_name' => '望都县', 'lng' => 115.157, 'lat' => 38.71 ], [ 'area_id' => 130632, 'area_pid' => 130600, 'area_name' => '安新县', 'lng' => 115.936, 'lat' => 38.9353 ], [ 'area_id' => 130633, 'area_pid' => 130600, 'area_name' => '易县', 'lng' => 115.498, 'lat' => 39.3489 ], [ 'area_id' => 130634, 'area_pid' => 130600, 'area_name' => '曲阳县', 'lng' => 114.701, 'lat' => 38.6215 ], [ 'area_id' => 130635, 'area_pid' => 130600, 'area_name' => '蠡县', 'lng' => 115.577, 'lat' => 38.4897 ], [ 'area_id' => 130636, 'area_pid' => 130600, 'area_name' => '顺平县', 'lng' => 115.135, 'lat' => 38.8385 ], [ 'area_id' => 130637, 'area_pid' => 130600, 'area_name' => '博野县', 'lng' => 115.47, 'lat' => 38.4564 ], [ 'area_id' => 130638, 'area_pid' => 130600, 'area_name' => '雄县', 'lng' => 116.109, 'lat' => 38.9944 ], [ 'area_id' => 130681, 'area_pid' => 130600, 'area_name' => '涿州市', 'lng' => 115.981, 'lat' => 39.4862 ], [ 'area_id' => 130682, 'area_pid' => 130600, 'area_name' => '定州市', 'lng' => 114.99, 'lat' => 38.5162 ], [ 'area_id' => 130683, 'area_pid' => 130600, 'area_name' => '安国市', 'lng' => 115.323, 'lat' => 38.4139 ], [ 'area_id' => 130684, 'area_pid' => 130600, 'area_name' => '高碑店市', 'lng' => 115.874, 'lat' => 39.3265 ] ] ], [ 'area_id' => 130700, 'area_pid' => 130000, 'area_name' => '张家口市', 'lng' => 114.884, 'lat' => 40.8119, 'son' => [ [ 'area_id' => 130702, 'area_pid' => 130700, 'area_name' => '桥东区', 'lng' => 114.894, 'lat' => 40.7884 ], [ 'area_id' => 130703, 'area_pid' => 130700, 'area_name' => '桥西区', 'lng' => 114.87, 'lat' => 40.8195 ], [ 'area_id' => 130705, 'area_pid' => 130700, 'area_name' => '宣化区', 'lng' => 115.065, 'lat' => 40.6096 ], [ 'area_id' => 130706, 'area_pid' => 130700, 'area_name' => '下花园区', 'lng' => 115.287, 'lat' => 40.5024 ], [ 'area_id' => 130721, 'area_pid' => 130700, 'area_name' => '宣化县', 'lng' => 115.155, 'lat' => 40.5662 ], [ 'area_id' => 130722, 'area_pid' => 130700, 'area_name' => '张北县', 'lng' => 114.714, 'lat' => 41.1598 ], [ 'area_id' => 130723, 'area_pid' => 130700, 'area_name' => '康保县', 'lng' => 114.6, 'lat' => 41.8522 ], [ 'area_id' => 130724, 'area_pid' => 130700, 'area_name' => '沽源县', 'lng' => 115.689, 'lat' => 41.6696 ], [ 'area_id' => 130725, 'area_pid' => 130700, 'area_name' => '尚义县', 'lng' => 113.971, 'lat' => 41.0778 ], [ 'area_id' => 130726, 'area_pid' => 130700, 'area_name' => '蔚县', 'lng' => 114.589, 'lat' => 39.8407 ], [ 'area_id' => 130727, 'area_pid' => 130700, 'area_name' => '阳原县', 'lng' => 114.151, 'lat' => 40.1036 ], [ 'area_id' => 130728, 'area_pid' => 130700, 'area_name' => '怀安县', 'lng' => 114.386, 'lat' => 40.6743 ], [ 'area_id' => 130729, 'area_pid' => 130700, 'area_name' => '万全县', 'lng' => 114.741, 'lat' => 40.7669 ], [ 'area_id' => 130730, 'area_pid' => 130700, 'area_name' => '怀来县', 'lng' => 115.518, 'lat' => 40.4154 ], [ 'area_id' => 130731, 'area_pid' => 130700, 'area_name' => '涿鹿县', 'lng' => 115.224, 'lat' => 40.3764 ], [ 'area_id' => 130732, 'area_pid' => 130700, 'area_name' => '赤城县', 'lng' => 115.832, 'lat' => 40.9144 ], [ 'area_id' => 130733, 'area_pid' => 130700, 'area_name' => '崇礼县', 'lng' => 115.28, 'lat' => 40.9752 ] ] ], [ 'area_id' => 130800, 'area_pid' => 130000, 'area_name' => '承德市', 'lng' => 117.939, 'lat' => 40.9762, 'son' => [ [ 'area_id' => 130802, 'area_pid' => 130800, 'area_name' => '双桥区', 'lng' => 117.943, 'lat' => 40.9747 ], [ 'area_id' => 130803, 'area_pid' => 130800, 'area_name' => '双滦区', 'lng' => 117.745, 'lat' => 40.9538 ], [ 'area_id' => 130804, 'area_pid' => 130800, 'area_name' => '鹰手营子矿区', 'lng' => 117.66, 'lat' => 40.5474 ], [ 'area_id' => 130821, 'area_pid' => 130800, 'area_name' => '承德县', 'lng' => 118.176, 'lat' => 40.7699 ], [ 'area_id' => 130822, 'area_pid' => 130800, 'area_name' => '兴隆县', 'lng' => 117.501, 'lat' => 40.4171 ], [ 'area_id' => 130823, 'area_pid' => 130800, 'area_name' => '平泉县', 'lng' => 118.702, 'lat' => 41.0184 ], [ 'area_id' => 130824, 'area_pid' => 130800, 'area_name' => '滦平县', 'lng' => 117.333, 'lat' => 40.9415 ], [ 'area_id' => 130825, 'area_pid' => 130800, 'area_name' => '隆化县', 'lng' => 117.73, 'lat' => 41.3141 ], [ 'area_id' => 130826, 'area_pid' => 130800, 'area_name' => '丰宁满族自治县', 'lng' => 116.649, 'lat' => 41.2048 ], [ 'area_id' => 130827, 'area_pid' => 130800, 'area_name' => '宽城满族自治县', 'lng' => 118.492, 'lat' => 40.6083 ], [ 'area_id' => 130828, 'area_pid' => 130800, 'area_name' => '围场满族蒙古族自治县', 'lng' => 117.76, 'lat' => 41.9437 ] ] ], [ 'area_id' => 130900, 'area_pid' => 130000, 'area_name' => '沧州市', 'lng' => 116.857, 'lat' => 38.3106, 'son' => [ [ 'area_id' => 130902, 'area_pid' => 130900, 'area_name' => '新华区', 'lng' => 116.866, 'lat' => 38.3144 ], [ 'area_id' => 130903, 'area_pid' => 130900, 'area_name' => '运河区', 'lng' => 116.857, 'lat' => 38.3135 ], [ 'area_id' => 130921, 'area_pid' => 130900, 'area_name' => '沧县', 'lng' => 116.878, 'lat' => 38.2936 ], [ 'area_id' => 130922, 'area_pid' => 130900, 'area_name' => '青县', 'lng' => 116.803, 'lat' => 38.5835 ], [ 'area_id' => 130923, 'area_pid' => 130900, 'area_name' => '东光县', 'lng' => 116.537, 'lat' => 37.8857 ], [ 'area_id' => 130924, 'area_pid' => 130900, 'area_name' => '海兴县', 'lng' => 117.498, 'lat' => 38.1396 ], [ 'area_id' => 130925, 'area_pid' => 130900, 'area_name' => '盐山县', 'lng' => 117.231, 'lat' => 38.0565 ], [ 'area_id' => 130926, 'area_pid' => 130900, 'area_name' => '肃宁县', 'lng' => 115.83, 'lat' => 38.4227 ], [ 'area_id' => 130927, 'area_pid' => 130900, 'area_name' => '南皮县', 'lng' => 116.702, 'lat' => 38.0411 ], [ 'area_id' => 130928, 'area_pid' => 130900, 'area_name' => '吴桥县', 'lng' => 116.385, 'lat' => 37.6255 ], [ 'area_id' => 130929, 'area_pid' => 130900, 'area_name' => '献县', 'lng' => 116.127, 'lat' => 38.1923 ], [ 'area_id' => 130930, 'area_pid' => 130900, 'area_name' => '孟村回族自治县', 'lng' => 117.104, 'lat' => 38.0534 ], [ 'area_id' => 130981, 'area_pid' => 130900, 'area_name' => '泊头市', 'lng' => 116.578, 'lat' => 38.0836 ], [ 'area_id' => 130982, 'area_pid' => 130900, 'area_name' => '任丘市', 'lng' => 116.103, 'lat' => 38.7112 ], [ 'area_id' => 130983, 'area_pid' => 130900, 'area_name' => '黄骅市', 'lng' => 117.339, 'lat' => 38.3706 ], [ 'area_id' => 130984, 'area_pid' => 130900, 'area_name' => '河间市', 'lng' => 116.099, 'lat' => 38.4455 ] ] ], [ 'area_id' => 131000, 'area_pid' => 130000, 'area_name' => '廊坊市', 'lng' => 116.714, 'lat' => 39.5292, 'son' => [ [ 'area_id' => 131002, 'area_pid' => 131000, 'area_name' => '安次区', 'lng' => 116.703, 'lat' => 39.5206 ], [ 'area_id' => 131003, 'area_pid' => 131000, 'area_name' => '广阳区', 'lng' => 116.711, 'lat' => 39.5228 ], [ 'area_id' => 131022, 'area_pid' => 131000, 'area_name' => '固安县', 'lng' => 116.299, 'lat' => 39.4383 ], [ 'area_id' => 131023, 'area_pid' => 131000, 'area_name' => '永清县', 'lng' => 116.501, 'lat' => 39.3207 ], [ 'area_id' => 131024, 'area_pid' => 131000, 'area_name' => '香河县', 'lng' => 117.006, 'lat' => 39.7613 ], [ 'area_id' => 131025, 'area_pid' => 131000, 'area_name' => '大城县', 'lng' => 116.654, 'lat' => 38.7053 ], [ 'area_id' => 131026, 'area_pid' => 131000, 'area_name' => '文安县', 'lng' => 116.458, 'lat' => 38.8732 ], [ 'area_id' => 131028, 'area_pid' => 131000, 'area_name' => '大厂回族自治县', 'lng' => 116.989, 'lat' => 39.8865 ], [ 'area_id' => 131081, 'area_pid' => 131000, 'area_name' => '霸州市', 'lng' => 116.392, 'lat' => 39.1257 ], [ 'area_id' => 131082, 'area_pid' => 131000, 'area_name' => '三河市', 'lng' => 117.072, 'lat' => 39.9836 ] ] ], [ 'area_id' => 131100, 'area_pid' => 130000, 'area_name' => '衡水市', 'lng' => 115.666, 'lat' => 37.7351, 'son' => [ [ 'area_id' => 131102, 'area_pid' => 131100, 'area_name' => '桃城区', 'lng' => 115.675, 'lat' => 37.735, ], [ 'area_id' => 131121, 'area_pid' => 131100, 'area_name' => '枣强县', 'lng' => 115.726, 'lat' => 37.5103 ], [ 'area_id' => 131122, 'area_pid' => 131100, 'area_name' => '武邑县', 'lng' => 115.887, 'lat' => 37.8018 ], [ 'area_id' => 131123, 'area_pid' => 131100, 'area_name' => '武强县', 'lng' => 115.982, 'lat' => 38.0414 ], [ 'area_id' => 131124, 'area_pid' => 131100, 'area_name' => '饶阳县', 'lng' => 115.726, 'lat' => 38.2353 ], [ 'area_id' => 131125, 'area_pid' => 131100, 'area_name' => '安平县', 'lng' => 115.519, 'lat' => 38.2339 ], [ 'area_id' => 131126, 'area_pid' => 131100, 'area_name' => '故城县', 'lng' => 115.971, 'lat' => 37.3477 ], [ 'area_id' => 131127, 'area_pid' => 131100, 'area_name' => '景县', 'lng' => 116.269, 'lat' => 37.6926 ], [ 'area_id' => 131128, 'area_pid' => 131100, 'area_name' => '阜城县', 'lng' => 116.144, 'lat' => 37.8688 ], [ 'area_id' => 131181, 'area_pid' => 131100, 'area_name' => '冀州市', 'lng' => 115.579, 'lat' => 37.5508 ], [ 'area_id' => 131182, 'area_pid' => 131100, 'area_name' => '深州市', 'lng' => 115.56, 'lat' => 38.0011 ] ] ] ] ] ];?>
输出打印多维数组
<?phpforeach ($arr as $key => $province) { echo $province['area_name'] . '<br/>'; foreach ($province['son'] as $key => $city) { echo '----' . $city['area_name'] . '<br/>'; foreach ($city['son'] as $key => $area) { echo '----' . $city['area_name'] . '--' . $area['area_name'] . '<br/>'; } } }?>
打印结果
仿省市区联动
<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>php省市区联动</title> <style> * { margin: 0; padding: 0; box-sizing: border-box; } form { width: 300px; padding: 1em; display: grid; grid-template-columns: 55px 1fr; grid-template-rows: 3fr; gap: 1em 0; line-height: 35px; } form select { height: 35px; border-radius: 4px; font-size: 16px; } form select:focus{ border-color: #2ab9ef; box-shadow: 0 0 4px #2ab9ef; } form select option { height: 30px; } </style></head><body> <?php // print_r($arr[0]['son'][0]); echo "<form action=''><label for='province'>省份：</label><select name='province' id='province'>"; // 输出省份选项 foreach ($arr as $key => $province) { echo "<option value='{$province["area_id"]}'>{$province["area_name"]}</option>"; } echo "</select>"; echo "<label for='city'>城市：</label><select name='city' id='city'>"; // 输出城市选项 foreach ($arr as $key_one => $province) { foreach ($province['son'] as $key_two => $city) { if ($city["area_pid"] === $arr[0]["area_id"]) { echo "<option value='{$city["area_id"]}'>{$city["area_name"]}</option>"; } } } echo "</select>"; echo "<label for='area'>市区：</label><select name='area' id='area'>"; // 输出市区选项 foreach ($arr as $key_one => $province) { foreach ($province['son'] as $key_two => $city) { foreach ($city['son'] as $key_three => $area) { if ($city["area_pid"] === $arr[0]["area_id"]) { echo "<option value='{$area["area_id"]}'>{$area["area_name"]}</option>"; } } } } echo "</select>"; echo "</form>"; ?></body></html>
效果
