@ 2014-07-28T09:55:50Z <?php
$a = array('Implied', 1=> 'Integer', '2' => 'String', 3.0 => 'Float', '' => 'empty', 'f' => 'Non-int');
foreach($a AS $k=>$v){
echo "$v is treated as (" . gettype($k) . ')' . var_export($k, true) . "\r\n\r\n";
}
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Output for 4.3.0 - 4.3.11 , 4.4.0 - 4.4.9 , 5.0.0 - 5.0.5 , 5.1.0 - 5.1.6 , 5.2.0 - 5.2.17 , 5.3.0 - 5.3.29 , 5.4.0 - 5.4.45 , 5.5.0 - 5.5.38 , 5.6.0 - 5.6.40 , 7.0.0 - 7.0.33 , 7.1.0 - 7.1.33 , 7.2.0 - 7.2.33 , 7.3.0 - 7.3.33 , 7.4.0 - 7.4.33 , 8.0.0 - 8.0.30 , 8.1.0 - 8.1.28 , 8.2.0 - 8.2.18 , 8.3.0 - 8.3.6 Implied is treated as (integer)0
Integer is treated as (integer)1
String is treated as (integer)2
Float is treated as (integer)3
empty is treated as (string)''
Non-int is treated as (string)'f'
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254.21 ms | 406 KiB | 459 Q