INTERNATIONAL ISO/IEC STANDARD 21778 Firstedition 2017-11 Information technology The JSON data interchange syntax Technologies de I'information - Syntaxe d'eéchange de données JSON Reference number IEC ISO/IEC21778:2017(E) os1 @IS0/IEC2017 IS0/IEC 21778:2017(E) COPYRIGHT PROTECTED DOCUMENT IS0/IEC 2017, Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form writtenpermission.Permission canberequestedfromeitherIsOattheaddressbelow orIso'smemberbodyinthecountryof the requester. ISO copyright office Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 [email protected] www.iso.org ii @ IS0/IEC 2017 - All rights reserved IS0/IEC 21778:2017(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. 2 Conformance 3 Normative References 4 JSON Text. 5 JSON Values. ..2 6 Objects. 7 Arrays. ..3 8 Numbers. ..3 9 String. ..4 Bibliography .6 IS0/IEC 2017 - All rights reserved iii