PHP??? ?? ??? json_decode() ??? ??? ?????. ???? ? ? ??? JSON? ?? ??? ?? ??? ????? JSON ??? PHP ??? ????? ?????. ? ??? JSON ???? ????? ???? ?? ????? ????? JSON? ?? ???? ?? ?????. ??? PHP ???. PHP? ????? JSON ??? ???? ???? ?? PHP ?? ??? ???? ???? ?? ????? ?????? ?? ?? ?? ???? ???? JSON ???? ???? ??? ?????.
?? ????? ?? ?? ??
? ??, ????? ??, ????? ??? ?
PHP?? Json_decode() ??
? ???? json_decode()? JSON ???? PHP ??? ????? ????? ?? PHP?? ???? ?? ?????.?PHP?? json_decode()
??? JSON ???? ????? ?? PHP ?? ?? ??? ???? ?????. JSON ???? ????? ???? ?? PHP ??? ?????.
?? ????? json_decode() ?? ??? ??? ?? ???????.
??:
json_decode(json_string, asso_arr, recur_depth, opt<em>)</em>
????:
Json_string: ? ????? PHP ??? ???? ?? JSON?? ???? ???? ???? ? ?????.
- Asso_arr: ? ????? ?? true? ??? ?? ??? ??? ??? ? ?? ?? ?? ???? ? ????, false? ??? ?? ??? ?????. ? ????? ?????? ???? false???.
- Recur_length: ? ????? ??? ??? ???? ? ???? ???? 512? ??? ??????? ???. ?? HTML ???? PHP? json_decode()? ???? ??? ??? ???????. PHP json_decode? ?
?? ??? ??? ????.
?? #1
??:??:
<!DOCTYPE html> <html lang="en"> <head> <title>Educba- PHP json_decode</title> </head> <body> <?php $json_string = '{ "CompayName": "Educba", "Director": "Snehal", "Employee": "Amardeep", "address": { "ColonyName": "Shivaji road", "city": "Baramati", "state": "Maharashtra", "postalCode": "1234567" }, "TelephoneNumbers": [ { "type": "Work", "phonenumber": "9876543210" } ] }'; var_dump(json_decode($json_string, true)); ?> </body> </html>
? ?????? HTML ??? PHP ??? ???? ??? ? ? ????. ??? “< ?php”? ??? ?? ??? ???? ???? PHP ??? ?? ??? “? >”. ??(5)? ????. ?? ??? 5?? ??? ??? ?????. ???? ???? ???? “var_dump(json_decode($json_string));”? ?? asso_arr ????? ???? ???? ?????. ??? ? ?? ?? ????? ??? ??? ??? ?? ??? ??? ?? ???? ?????.
?? ?? ?? ???????. ??? JSON ??? ? ???? json_decode() ??? ???? ??, ?? ??? ??? ????? ???????. ?? ?? ???? "echo" ??? ???? ???? ? ?? ??? ???? ??? ???????.
?? #2
?? ??????? echo ??? ???? ?? ??? ????? ??? ???????.
??:??:
<!DOCTYPE html> <html lang="en"> <head> <title>Educba- PHP json_decode</title> </head> <body> <?php $json_string = '[ { "Companyname": "Educba", "Director": "Snehal", "phnumber": "89945954874" }, { "Companyname": "Google", "Director": "Ann", "phnumber": "9877564694" } ]'; $x = json_decode($json_string); echo $x[0]->Companyname; ?> </body> </html>
? ?????? json_string? ???? ??? ??? ???? ??? ??? ? ????. ??? ?? ????? ???? array[index]? ?????. ????? echo ??? ???? ???? ? ???? json_decode() ??? asso_arr ????? ???? ???? ???? ??? ?? ??? ?????? “echo $x[ 0]-> ???;” ? ?? ????? "true"? ???? "echo $x[0]['Companyname'];"? ???? ???.
?? #3
????? ???? ?? JSON ???? ??? ???? ??? ??? ???.
??:??:
<!DOCTYPE html> <html lang="en"> <head> <title>Educba- PHP json_decode</title> </head> <body> <?php $json_string = '[ { "Companyname": "Educba" "Director": "Snehal" "phnumber": "89945954874" "Companyname": "Google" "Director": "Ann" "phnumber": "9877564694" } ]'; $x = json_decode($json_string); echo $x[0]->Companyname; echo json_last_error(); echo json_last_error_msg(); ?> </body> </html>
json_last_error() ? json_last_error_msg() ??? ???? “4?? ?? ??”? ?? ?? ??? ?????. ??? ??? ? ???? ??? PHP ??? ??? ??? ?? ?? ??? ?????. ?? ??? ???? ?? ???? ???? ???? ??? "null"? ???. ?? ??? PHP ?? ?? JSON ??? ??? ???? ??? ?????.
? ??? PHP json_???? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!

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TOSETTHERIGHTTIMEZONEINPHP, usedate_default_timezone_set () functionattStartOfyourscriptwitHavalidInlifiersuchas'America/new_york'.1.edate_default_timezone_set () beforeanydate/timeFunctions.2

TovalidateUserInputInphp, useBuilt-invalidationFunctions likefilter_var () ? filter_input (), applyRegulArexPessionSforCustomFormatsSuchasUsUserPhonEnumbers, CheckDatatypesFornumericValuesLikeAgeArPrice, setLtrimtsAnspacetReopeTopeTopeTopePeTopePeTopePeTopeTopeTopeTlyout

thephpfunctionserialize () andunserialize () areusedtoconvertcomplexDattoresintostorasandabackagain.1.serialize () c onvertsDatalikeCarraysorObjectSrayStringStringStrainingTainingTypeanDtuctureIncomation.2.

PHP ??? HTML ??? ???? ? ??? ??? ???? .php? ?? ??? ??? ???? ??? ???? ?? ?? ? ? ??? ??????. ?? ??? ???? PHP ??? ???? HTML? ?? ???? ?? ???? ??????. ?? ??? ???? PHP ? HTML? ?? ? ???? ??? ???? ?? ?? ??? ??? ? ????. ?? ???, ?? ?? ?? ?? ?? ? ?? ???? ?? ??? ??? ?? ?? ?? ? ?? ??????? ???????.

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