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<?php$myArray['key']                = $value;
 $myArray[/* key start */'key'] = $value;
 $myArray[/* key start */'key'/* key end */] = $value;
 $myArray  [  'key'  ]            = $value;
 if ($array[($index + 1)] === true) {
 } else if ($array  [ ($index + 1) ] === null) {
 }
 $array = [
 'foo' => 'bar',
 'bar' => 'foo',
 ];
 
 if ($foo) {}
 [$a, $b] = $c;
 
 echo foo()[ 1 ];
 
 echo $this->addedCustomFunctions['nonce'];
 echo $this->deprecated_functions[ $function_name ]['version'];
 
 echo [ 1,2,3 ][0];
 echo [ 1,2,3 ][ 0 ];
 echo 'PHP'[ 0 ];
 
 $array = [];
 $var = $var[$var[$var]]]; // Syntax error
 $var = $var[$var[$var]; // Syntax error
 
 $myArray[ /* key start */'key'] = $value;
 $myArray[ /* key start */'key'/* key end */ ] = $value;
 
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