@ 2015-12-27T06:49:46Z <?php
$w = 'wonderous';
$x = 'a thing of beauty is ' . strtoupper($w);
$z = ${'x'};
echo "${z}\n";
echo ${'z'},"\n";
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Output for 8.2.0 - 8.2.17 , 8.3.0 - 8.3.4 Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /in/afPqT on line 5
a thing of beauty is WONDEROUS
a thing of beauty is WONDEROUS
Output for 5.5.24 - 5.5.35 , 5.6.8 - 5.6.28 , 7.0.0 - 7.0.20 , 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 - 8.1.27 a thing of beauty is WONDEROUS
a thing of beauty is WONDEROUS
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190.14 ms | 403 KiB | 220 Q