File:  [ELWIX - Embedded LightWeight unIX -] / embedaddon / php / ext / json / README
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Tue Feb 21 23:47:57 2012 UTC (12 years, 5 months ago) by misho
Branches: php, MAIN
CVS tags: v5_4_3elwix, v5_4_29p0, v5_4_29, v5_4_20p0, v5_4_20, v5_4_17p0, v5_4_17, v5_3_10, HEAD
php

    1: json 1.2.0
    2: ==========
    3: 
    4: This extension implements the JavaScript Object Notation (JSON)
    5: data-interchange format as specified in [0].
    6: 
    7: Two functions are implemented: encoding and decoding. The decoding
    8: is handled by a parser based on JSON_checker[1] by Douglas Crockford.
    9: 
   10: 
   11: Function overview
   12: -----------------
   13: 
   14:     string json_encode ( mixed value )
   15: 
   16: json_encode returns a string containing the JSON representation of value.
   17: value can be any type except a resource.
   18: 
   19:     mixed json_decode ( string json, [bool assoc] )
   20: 
   21: json_decode takes a JSON string and converts it into a PHP variable.
   22: When assoc is given, and evaluates to TRUE, json_decode() will return
   23: any objects as associative arrays.
   24: 
   25: 
   26: Example usage
   27: -------------
   28: 
   29: $arr = array("a"=>1,"b"=>2,"c"=>3,"d"=>4,"e"=>5);
   30: echo json_encode($arr);
   31: 
   32: ---> {"a":1,"b":2,"c":3,"d":4,"e":5}
   33: 
   34: $json = '{"a":1,"b":2,"c":3,"d":4,"e":5}';
   35: var_dump(json_decode($json));
   36: 
   37: ---> object(stdClass)#1 (5) {
   38:         ["a"]=>
   39:         int(1)
   40:         ["b"]=>
   41:         int(2)
   42:         ["c"]=>
   43:         int(3)
   44:         ["d"]=>
   45:         int(4)
   46:         ["e"]=>
   47:         int(5)
   48:      }
   49: 
   50: $json = '{"a":1,"b":2,"c":3,"d":4,"e":5}';
   51: var_dump(json_decode($json, true));
   52: 
   53: ---> array(5) {
   54:         ["a"]=>
   55:         int(1)
   56:         ["b"]=>
   57:         int(2)
   58:         ["c"]=>
   59:         int(3)
   60:         ["d"]=>
   61:         int(4)
   62:         ["e"]=>
   63:         int(5)
   64:      }
   65: 
   66: 
   67: Authors
   68: -------
   69: 
   70: Omar Kilani <omar@php.net>
   71: 
   72: 
   73: ---
   74: 
   75: [0] http://www.crockford.com/JSON/draft-jsonorg-json-00.txt
   76: [1] http://www.crockford.com/JSON/JSON_checker/

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