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function queryData() {
foreach ($city_list as $lists) {
foreach ($lists['cities'] as $city) {
file_get_contents(...); //query data according to $city's value
}
}
}
function queryData() {
foreach ($city_list as $lists) {
queryCityData($lists);
}
}
function queryCityData($lists) {
foreach ($lists['cities'] as $city) {
file_get_contents(...); //query data according to $city's value
}
return;
}