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<?php $sdata= '{"1":{"A":"reference","B":"dob","C":""},"2":{"A":"SMI13","B":"03\/12\/1940","C":""},"3":{"A":"JON11","B":"12\/04\/1987","C":""},"4":{"A":"TAY29","B":"02\/20\/1967","C":""},"5":{"A":"WHI09","B":"11\/11\/1987","C":""},"6":{"A":"EVA10","B":"10\/30\/1988","C":""},"7":{"A":"ROB52","B":"09\/24\/2000","C":""},"8":{"A":"WAL99","B":"01\/01\/2001","C":""},"9":{"A":"WIL45","B":"04\/27\/1976","C":""},"10":{"A":"SMI27","B":"05\/20\/1999","C":""},"11":{"A":"COO87","B":"10\/13\/1985","C":""}}'; $data = json_decode($sdata,true); echo "---------------- input : \n"; var_dump($data); //I have no idea what the hell is this: /* foreach($keys as $k=>$v) { $keys[$k] =$data[1][$v]; if($keys[$k]==""){ unset($keys[$k]); }*/ //or this o.O //change date format by selecting each dob as Dobs and changing each dobs /* foreach($data as $k){ // print_r($v); foreach($k as $key => $val){ echo$data[$val]. "<br>"; if(preg_match("/^(((0[13578]|1[02])\/(0[1-9]|[12]\d|3[01])\/((19|[2-9]\d)\d{2}))|((0[13456789]|1[012])\/(0[1-9]|[12]\d|30)\/((19|[2-9]\d)\d{2}))|(02\/(0[1-9]|1\d|2[0-8])\/((19|[2-9]\d)\d{2}))|(02\/29\/((1[6-9]|[2-9]\d)(0[48]|[2468][048]|[13579][26])|((16|[2468][048]|[3579][26])00))))$/",$val)) { $originalDate = $val; $newDate = date("Y-m-d", strtotime($originalDate)); $val = $newDate; // echo $key ; } } } } //or this ..... unset($key); */ echo "---------------- Processing \n"; foreach($data as &$record){ foreach($record as $key => $val){ //you might want to consider using preg_replace_callback instead: if(preg_match("/^(((0[13578]|1[02])\/(0[1-9]|[12]\d|3[01])\/((19|[2-9]\d)\d{2}))|((0[13456789]|1[012])\/(0[1-9]|[12]\d|30)\/((19|[2-9]\d)\d{2}))|(02\/(0[1-9]|1\d|2[0-8])\/((19|[2-9]\d)\d{2}))|(02\/29\/((1[6-9]|[2-9]\d)(0[48]|[2468][048]|[13579][26])|((16|[2468][048]|[3579][26])00))))$/",$val)) { echo "match! $val \n"; $record [$key] = date("Y-m-d", strtotime($val)); } } } unset($record); echo "---------------- Result \n"; var_dump($data);
Output for 5.6.38, 7.1.0 - 7.1.22, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
---------------- input : array(11) { [1]=> array(3) { ["A"]=> string(9) "reference" ["B"]=> string(3) "dob" ["C"]=> string(0) "" } [2]=> array(3) { ["A"]=> string(5) "SMI13" ["B"]=> string(10) "03/12/1940" ["C"]=> string(0) "" } [3]=> array(3) { ["A"]=> string(5) "JON11" ["B"]=> string(10) "12/04/1987" ["C"]=> string(0) "" } [4]=> array(3) { ["A"]=> string(5) "TAY29" ["B"]=> string(10) "02/20/1967" ["C"]=> string(0) "" } [5]=> array(3) { ["A"]=> string(5) "WHI09" ["B"]=> string(10) "11/11/1987" ["C"]=> string(0) "" } [6]=> array(3) { ["A"]=> string(5) "EVA10" ["B"]=> string(10) "10/30/1988" ["C"]=> string(0) "" } [7]=> array(3) { ["A"]=> string(5) "ROB52" ["B"]=> string(10) "09/24/2000" ["C"]=> string(0) "" } [8]=> array(3) { ["A"]=> string(5) "WAL99" ["B"]=> string(10) "01/01/2001" ["C"]=> string(0) "" } [9]=> array(3) { ["A"]=> string(5) "WIL45" ["B"]=> string(10) "04/27/1976" ["C"]=> string(0) "" } [10]=> array(3) { ["A"]=> string(5) "SMI27" ["B"]=> string(10) "05/20/1999" ["C"]=> string(0) "" } [11]=> array(3) { ["A"]=> string(5) "COO87" ["B"]=> string(10) "10/13/1985" ["C"]=> string(0) "" } } ---------------- Processing match! 03/12/1940 match! 12/04/1987 match! 02/20/1967 match! 11/11/1987 match! 10/30/1988 match! 09/24/2000 match! 01/01/2001 match! 04/27/1976 match! 05/20/1999 match! 10/13/1985 ---------------- Result array(11) { [1]=> array(3) { ["A"]=> string(9) "reference" ["B"]=> string(3) "dob" ["C"]=> string(0) "" } [2]=> array(3) { ["A"]=> string(5) "SMI13" ["B"]=> string(10) "1940-03-12" ["C"]=> string(0) "" } [3]=> array(3) { ["A"]=> string(5) "JON11" ["B"]=> string(10) "1987-12-04" ["C"]=> string(0) "" } [4]=> array(3) { ["A"]=> string(5) "TAY29" ["B"]=> string(10) "1967-02-20" ["C"]=> string(0) "" } [5]=> array(3) { ["A"]=> string(5) "WHI09" ["B"]=> string(10) "1987-11-11" ["C"]=> string(0) "" } [6]=> array(3) { ["A"]=> string(5) "EVA10" ["B"]=> string(10) "1988-10-30" ["C"]=> string(0) "" } [7]=> array(3) { ["A"]=> string(5) "ROB52" ["B"]=> string(10) "2000-09-24" ["C"]=> string(0) "" } [8]=> array(3) { ["A"]=> string(5) "WAL99" ["B"]=> string(10) "2001-01-01" ["C"]=> string(0) "" } [9]=> array(3) { ["A"]=> string(5) "WIL45" ["B"]=> string(10) "1976-04-27" ["C"]=> string(0) "" } [10]=> array(3) { ["A"]=> string(5) "SMI27" ["B"]=> string(10) "1999-05-20" ["C"]=> string(0) "" } [11]=> array(3) { ["A"]=> string(5) "COO87" ["B"]=> string(10) "1985-10-13" ["C"]=> string(0) "" } }
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 ---------------- input : array(11) { [1]=> array(3) { ["A"]=> string(9) "reference" ["B"]=> string(3) "dob" ["C"]=> string(0) "" } [2]=> array(3) { ["A"]=> string(5) "SMI13" ["B"]=> string(10) "03/12/1940" ["C"]=> string(0) "" } [3]=> array(3) { ["A"]=> string(5) "JON11" ["B"]=> string(10) "12/04/1987" ["C"]=> string(0) "" } [4]=> array(3) { ["A"]=> string(5) "TAY29" ["B"]=> string(10) "02/20/1967" ["C"]=> string(0) "" } [5]=> array(3) { ["A"]=> string(5) "WHI09" ["B"]=> string(10) "11/11/1987" ["C"]=> string(0) "" } [6]=> array(3) { ["A"]=> string(5) "EVA10" ["B"]=> string(10) "10/30/1988" ["C"]=> string(0) "" } [7]=> array(3) { ["A"]=> string(5) "ROB52" ["B"]=> string(10) "09/24/2000" ["C"]=> string(0) "" } [8]=> array(3) { ["A"]=> string(5) "WAL99" ["B"]=> string(10) "01/01/2001" ["C"]=> string(0) "" } [9]=> array(3) { ["A"]=> string(5) "WIL45" ["B"]=> string(10) "04/27/1976" ["C"]=> string(0) "" } [10]=> array(3) { ["A"]=> string(5) "SMI27" ["B"]=> string(10) "05/20/1999" ["C"]=> string(0) "" } [11]=> array(3) { ["A"]=> string(5) "COO87" ["B"]=> string(10) "10/13/1985" ["C"]=> string(0) "" } } ---------------- Processing match! 03/12/1940 match! 12/04/1987 match! 02/20/1967 match! 11/11/1987 match! 10/30/1988 match! 09/24/2000 match! 01/01/2001 match! 04/27/1976 match! 05/20/1999 match! 10/13/1985 ---------------- Result array(11) { [1]=> array(3) { ["A"]=> string(9) "reference" ["B"]=> string(3) "dob" ["C"]=> string(0) "" } [2]=> array(3) { ["A"]=> string(5) "SMI13" ["B"]=> string(10) "1940-03-12" ["C"]=> string(0) "" } [3]=> array(3) { ["A"]=> string(5) "JON11" ["B"]=> string(10) "1987-12-04" ["C"]=> string(0) "" } [4]=> array(3) { ["A"]=> string(5) "TAY29" ["B"]=> string(10) "1967-02-20" ["C"]=> string(0) "" } [5]=> array(3) { ["A"]=> string(5) "WHI09" ["B"]=> string(10) "1987-11-11" ["C"]=> string(0) "" } [6]=> array(3) { ["A"]=> string(5) "EVA10" ["B"]=> string(10) "1988-10-30" ["C"]=> string(0) "" } [7]=> array(3) { ["A"]=> string(5) "ROB52" ["B"]=> string(10) "2000-09-24" ["C"]=> string(0) "" } [8]=> array(3) { ["A"]=> string(5) "WAL99" ["B"]=> string(10) "2001-01-01" ["C"]=> string(0) "" } [9]=> array(3) { ["A"]=> string(5) "WIL45" ["B"]=> string(10) "1976-04-27" ["C"]=> string(0) "" } [10]=> array(3) { ["A"]=> string(5) "SMI27" ["B"]=> string(10) "1999-05-20" ["C"]=> string(0) "" } [11]=> array(3) { ["A"]=> string(5) "COO87" ["B"]=> string(10) "1985-10-13" ["C"]=> string(0) "" } }
preferences:
181.88 ms | 409 KiB | 171 Q