vistoyn/json_parser

PHP json parser for big files

PHP json parser for big files

How to install

composer require vistoyn/json_parser

How to update

composer update vistoyn/json_parser

How to use

use \vistoyn\json_parser\JsonString;


/* --- Initialization --- */
$content = '
{
    "a":[1,2,3,4,5],
    "b":["a1","a2","a3","a4","a5"],
    "c":[
        {
            "key1":"val1",
            "key2":"val2",
            "key3":"val3"
        },
        {
            "key4":"val4",
            "key5":"val5",
            "key6":"val6"
        }
    ],
    "d":{
        "key1":"val1",
        "key2":"val2",
        "key3":"val3"
    },
    "e":{
        "a1": [1,2,3,4,5],
        "a2": [6,7,8],
        "a3": [9,10,11,{"zz":10}],
        "a4": "str",
        "a5": null
    },
}
';

$json = new JsonString();
$json->setContent($content);



/* --- Example 1 --- */
print ("Example 1:\n");
$json->cleanRules();
$json->reset();

$json->addRule(['a', '*'], function($item, $path){
    print ("---\n");
    print ("Item: ".implode('->',$path)."\n");
    var_dump (json_decode($item, true));
});
$json->parse();
print ("\n");
print ("\n");
print ("\n");

/*
Types:
---
Item: a->0
int(1)
---
Item: a->1
int(2)
---
Item: a->2
int(3)
---
Item: a->3
int(4)
---
Item: a->4
int(5)
*/



/* --- Example 2 --- */
print ("Example 2:\n");
$json->cleanRules();
$json->reset();

$json->addRule(['b', '*'], function($item, $path){
    print ("---\n");
    print ("Item: ".implode('->',$path)."\n");
    var_dump (json_decode($item, true));
});
$json->parse();
print ("\n");
print ("\n");
print ("\n");

/*
Types:
---
Item: b->0
string(2) "a1"
---
Item: b->1
string(2) "a2"
---
Item: b->2
string(2) "a3"
---
Item: b->3
string(2) "a4"
---
Item: b->4
string(2) "a5"
*/



/* --- Example 3 --- */
print ("Example 3:\n");
$json->cleanRules();
$json->reset();

$json->addRule(['c', '*'], function($item, $path){
    print ("---\n");
    print ("Item: ".implode('->',$path)."\n");
    var_dump (json_decode($item, true));
});
$json->parse();
print ("\n");
print ("\n");
print ("\n");
/*
Types:
---
Item: c->0
array(3) {
  ["key1"]=>
  string(4) "val1"
  ["key2"]=>
  string(4) "val2"
  ["key3"]=>
  string(4) "val3"
}
---
Item: c->1
array(3) {
  ["key4"]=>
  string(4) "val4"
  ["key5"]=>
  string(4) "val5"
  ["key6"]=>
  string(4) "val6"
}
*/



/* --- Example 4 --- */
print ("Example 4:\n");
$json->cleanRules();
$json->reset();

$json->addRule(['d', '*'], function($item, $path){
    print ("---\n");
    print ("Item: ".implode('->',$path)."\n");
    var_dump (json_decode($item, true));
});
$json->parse();
print ("\n");
print ("\n");
print ("\n");
/*
Types:
---
Item: d->key1
string(4) "val1"
---
Item: d->key2
string(4) "val2"
---
Item: d->key3
string(4) "val3"
*/



/* --- Example 5 --- */
print ("Example 5:\n");
$json->cleanRules();
$json->reset();

$json->addRule(['e', '*', '*'], function($item, $path){
    print ("---\n");
    print ("Item: ".implode('->',$path)."\n");
    var_dump (json_decode($item, true));
});
$json->parse();
print ("\n");
print ("\n");
print ("\n");
/*
Types:
---
Item: e->a1->0
int(1)
---
Item: e->a1->1
int(2)
---
Item: e->a1->2
int(3)
---
Item: e->a1->3
int(4)
---
Item: e->a1->4
int(5)
---
Item: e->a2->0
int(6)
---
Item: e->a2->1
int(7)
---
Item: e->a2->2
int(8)
---
Item: e->a3->0
int(9)
---
Item: e->a3->1
int(10)
---
Item: e->a3->2
int(11)
---
Item: e->a3->3
array(1) {
  ["zz"]=>
  int(10)
}
*/

More see in examples/test.php, _(*1)