Bug #70851 [Opn->Fbk]: Iteration bug

From: Date: Wed, 04 Nov 2015 18:09:44 +0000
Subject: Bug #70851 [Opn->Fbk]: Iteration bug
References: 1  Groups: php.bugs 
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Edit report at https://bugs.php.net/bug.php?id=70851&edit=1

 ID:                 70851
 Updated by:         requinix@php.net
 Reported by:        ponce dot josue94 at gmail dot com
 Summary:            Iteration bug
-Status:             Open
+Status:             Feedback
 Type:               Bug
 Package:            *General Issues
 Operating System:   Linux
 PHP Version:        Irrelevant
 Block user comment: N
 Private report:     N

 New Comment:

Thank you for this bug report. To properly diagnose the problem, we
need a short but complete example script to be able to reproduce
this bug ourselves. 

A proper reproducing script starts with <?php and ends with ?>,
is max. 10-20 lines long and does not require any external 
resources such as databases, etc. If the script requires a 
database to demonstrate the issue, please make sure it creates 
all necessary tables, stored procedures etc.

Please avoid embedding huge scripts into the report.

https://3v4l.org/vUhFj


Previous Comments:
------------------------------------------------------------------------
[2015-11-04 11:51:54] ponce dot josue94 at gmail dot com

Description:
------------
When you use the variable $row in an for iteration or foreach the last element ech time become the
current element and at end of iteration become empty. I think is an issue about the name of variable
but nobody knows that, maybe you can introduce a warning in the documentation or resolve this
problem

Test script:
---------------
$jsonString = '{"head":["Vehicle
Name","2015-10-05","2015-10-06","2015-10-07","2015-10-08","2015-10-09","2015-10-13","2015-10-15","2015-10-16","2015-10-17","2015-10-18","2015-10-19"],"body":[[["V
CLASS","1"],["40","","6","2015-10-05"],["41","prova2_2
prova2_2","2","2015-10-06"],["64","","2","2015-10-07"],["65","","2","2015-10-08"],["66","","2","2015-10-09"],["69","","2","2015-10-13"],["35","","6","2015-10-15"],["36","","6","2015-10-16"],["37","","6","2015-10-17"],["38","","6","2015-10-18"],["39","","6","2015-10-19"]],[["CARAVELLE[AB123CD]","2"],["","","","2015-10-05"],["","","","2015-10-06"],["","","","2015-10-07"],["","","","2015-10-08"],["","","","2015-10-09"],["","","","2015-10-13"],["4","Driver_6
Driver_6","8","2015-10-15"],["","","","2015-10-16"],["","","","2015-10-17"],["","","","2015-10-18"],["","","","2015-10-19"]],[["MAGELYS","5"],["42","driverFront
office","54","2015-10-05"],["","","","2015-10-06"],["","","","2015-10-07"],["","","","2015-10-08"],["","","","2015-10-!
 09"],["","","","2015-10-13"],["","","","2015-10-15"],["","","","2015-10-16"],["","","","2015-10-17"],["","","","2015-10-18"],["","","","2015-10-19"]],[["NN","12"],["70","Autista
2 driver
2.0","25","2015-10-05"],["","","","2015-10-06"],["71","","6","2015-10-07"],["","","","2015-10-08"],["","","","2015-10-09"],["","","","2015-10-13"],["49","prova_3
prova_3","25","2015-10-15"],["","","","2015-10-16"],["48","","25","2015-10-17"],["","","","2015-10-18"],["","","","2015-10-19"]],[["NN","16"],["50","prova
asdasd","25","2015-10-05"],["","","","2015-10-06"],["","","","2015-10-07"],["","","","2015-10-08"],["","","","2015-10-09"],["","","","2015-10-13"],["","","","2015-10-15"],["","","","2015-10-16"],["","","","2015-10-17"],["","","","2015-10-18"],["","","","2015-10-19"]],[["E
CLASS","17"],["","","","2015-10-05"],["","","","2015-10-06"],["","","","2015-10-07"],["","","","2015-10-08"],["","","","2015-10-09"],["55","","2","2015-10-13"],["57","","2","2015-10-15"],["58","","2","2015-10-16!
 "],["59","","2","2015-10-17"],["60","","2","2015-10-18"],["61"!
 ,"","2","2015-10-19"]],[["E
CLASS","19"],["","","","2015-10-05"],["51","","3","2015-10-06"],["52","","3","2015-10-07"],["53","","3","2015-10-08"],["54","","3","2015-10-09"],["","","","2015-10-13"],["","","","2015-10-15"],["","","","2015-10-16"],["","","","2015-10-17"],["","","","2015-10-18"],["","","","2015-10-19"]],[["V
CLASS","25"],["","","","2015-10-05"],["","","","2015-10-06"],["","","","2015-10-07"],["","","","2015-10-08"],["","","","2015-10-09"],["","","","2015-10-13"],["","","","2015-10-15"],["","","","2015-10-16"],["","","","2015-10-17"],["","","","2015-10-18"],["","","","2015-10-19"]],[["S
CLASS","30"],["","","","2015-10-05"],["","","","2015-10-06"],["","","","2015-10-07"],["","","","2015-10-08"],["","","","2015-10-09"],["","","","2015-10-13"],["","","","2015-10-15"],["","","","2015-10-16"],["","","","2015-10-17"],["","","","2015-10-18"],["","","","2015-10-19"]],[["VIANO","31"],["","","","2015-10-05"],["","","","2015-10-06"],["","","","2015-10-07"],["","","","2015-!
 10-08"],["","","","2015-10-09"],["","","","2015-10-13"],["","","","2015-10-15"],["","","","2015-10-16"],["","","","2015-10-17"],["","","","2015-10-18"],["","","","2015-10-19"]],[["S
CLASS","33"],["","","","2015-10-05"],["","","","2015-10-06"],["","","","2015-10-07"],["","","","2015-10-08"],["","","","2015-10-09"],["","","","2015-10-13"],["","","","2015-10-15"],["","","","2015-10-16"],["","","","2015-10-17"],["","","","2015-10-18"],["","","","2015-10-19"]],[["SPRINTER","34"],["","","","2015-10-05"],["","","","2015-10-06"],["","","","2015-10-07"],["","","","2015-10-08"],["","","","2015-10-09"],["","","","2015-10-13"],["","","","2015-10-15"],["","","","2015-10-16"],["","","","2015-10-17"],["","","","2015-10-18"],["","","","2015-10-19"]],[["prova_1","35"],["","","","2015-10-05"],["","","","2015-10-06"],["","","","2015-10-07"],["","","","2015-10-08"],["","","","2015-10-09"],["","","","2015-10-13"],["","","","2015-10-15"],["","","","2015-10-16"],["","","","2015-10-17"],["","","",!
 "2015-10-18"],["","","","2015-10-19"]],[["S
CLASS","37"],["","","","201!
 5-10-05"],["","","","2015-10-06"],["","","","2015-10-07"],["","","","2015-10-08"],["","","","2015-10-09"],["","","","2015-10-13"],["","","","2015-10-15"],["","","","2015-10-16"],["","","","2015-10-17"],["","","","2015-10-18"],["","","","2015-10-19"]],[["CARAVELLE","38"],["","","","2015-10-05"],["","","","2015-10-06"],["","","","2015-10-07"],["","","","2015-10-08"],["","","","2015-10-09"],["","","","2015-10-13"],["","","","2015-10-15"],["","","","2015-10-16"],["","","","2015-10-17"],["","","","2015-10-18"],["","","","2015-10-19"]]],"total":"15"}';
$json = json_decode($jsonString, true);
for($i = 0; $i < count($json["body"]); $i ++){
        $row = $json["body"][$i];
        echo "$i -> ".$row[0][0]."   |  
".$json["body"][count($json["body"])-1][0][0]."\n";
    }

Expected result:
----------------
0 -> V CLASS   |   CARAVELLE
1 -> CARAVELLE[AB123CD]   |   CARAVELLE
2 -> MAGELYS   |   CARAVELLE
3 -> NN   |   CARAVELLE
4 -> NN   |   CARAVELLE
5 -> E CLASS   |   CARAVELLE
6 -> E CLASS   |   CARAVELLE
7 -> V CLASS   |   CARAVELLE
8 -> S CLASS   |   CARAVELLE
9 -> VIANO   |   CARAVELLE
10 -> S CLASS   |   CARAVELLE
11 -> SPRINTER   |   CARAVELLE
12 -> prova_1   |   CARAVELLE
13 -> S CLASS   |   CARAVELLE
14 -> CARAVELLE   |   CARAVELLE

Actual result:
--------------
0 -> V CLASS   |   V CLASS
1 -> CARAVELLE[AB123CD]   |   CARAVELLE[AB123CD]
2 -> MAGELYS   |   MAGELYS
3 -> NN   |   NN
4 -> NN   |   NN
5 -> E CLASS   |   E CLASS
6 -> E CLASS   |   E CLASS
7 -> V CLASS   |   V CLASS
8 -> S CLASS   |   S CLASS
9 -> VIANO   |   VIANO
10 -> S CLASS   |   S CLASS
11 -> SPRINTER   |   SPRINTER
12 -> prova_1   |   prova_1
13 -> S CLASS   |   S CLASS
14 -> S CLASS   |   S CLASS


------------------------------------------------------------------------



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