@ 2013-07-25T11:55:28Z <?php
// Everything you enter here will be executed by our servers. Try it!
$q1 = 1;
$q2 = 2;
$q3 = 3;
$q4 = 4;
$q5 = 5;
echo "${q1}"; //outputs 1
for($i=1; $i<=5; $i++)
{
$varname = "q{$i}";
echo "${$varname}"; //how to make $i work here?
}
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Output for 8.2.0 - 8.2.18 , 8.3.0 - 8.3.6 Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /in/YpQ0a on line 10
Deprecated: Using ${expr} (variable variables) in strings is deprecated, use {${expr}} instead in /in/YpQ0a on line 15
112345 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 - 5.6.28 , 7.0.0 - 7.0.20 , 7.1.0 - 7.1.20 , 7.2.0 - 7.2.33 , 7.3.12 - 7.3.33 , 7.4.0 - 7.4.33 , 8.0.0 - 8.0.30 , 8.1.0 - 8.1.28 112345 preferences:dark mode live preview
240.7 ms | 405 KiB | 356 Q