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<?php $X['high'] = 1234; $var = array("X","high"); echo $$var[0][$var[1]]; echo ${$var[0]}[$var[1]];
Output for 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
Warning: Array to string conversion in /in/cvZqc on line 5 Warning: Undefined variable $Array in /in/cvZqc on line 5 Warning: Trying to access array offset on null in /in/cvZqc on line 5 Warning: Trying to access array offset on null in /in/cvZqc on line 5 1234
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29
Warning: Array to string conversion in /in/cvZqc on line 5 Warning: Undefined variable $Array in /in/cvZqc on line 5 Warning: Trying to access array offset on value of type null in /in/cvZqc on line 5 Warning: Trying to access array offset on value of type null in /in/cvZqc on line 5 1234
Output for 7.4.0 - 7.4.33
Notice: Array to string conversion in /in/cvZqc on line 5 Notice: Undefined variable: Array in /in/cvZqc on line 5 Notice: Trying to access array offset on value of type null in /in/cvZqc on line 5 Notice: Trying to access array offset on value of type null in /in/cvZqc on line 5 1234
Output for 7.3.32 - 7.3.33
1234
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31
Notice: Array to string conversion in /in/cvZqc on line 5 Notice: Undefined variable: Array in /in/cvZqc on line 5 1234
Output for 5.6.0 - 5.6.40
Warning: Illegal string offset 'high' in /in/cvZqc on line 5 Notice: Array to string conversion in /in/cvZqc on line 5 Array1234

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