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@@ -866,9 +866,9 @@ echo "This works: {$arr['key']}";

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echo "This works: {$arr[4][3]}";

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// This is wrong for the same reason as $foo[bar] is wrong outside a string.

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// In other words, it will still work, but only because PHP first looks for a

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// constant named foo; an error of level E_NOTICE (undefined constant) will be

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// thrown.

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// PHP first looks for a constant named foo, and throws an error if not found.

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// If the constant is found, its value (and not 'foo' itself) would be used

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// for the array index.

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echo "This is wrong: {$arr[foo][3]}";

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// Works. When using multi-dimensional arrays, always use braces around arrays

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