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Bugs & Features
<?php var_dump( '{!' . (string)2 + 1 . '}' ); // The "." and "+" have the same precedence, so how operations are grouped // comes down to their associativity. Left associativity means the operations // were grouped like: var_dump( (('{!' . (string)2) + 1) . '}' );
Output for 7.1.0 - 7.1.7
Warning: A non-numeric value encountered in /in/i2HUO on line 3 string(2) "1}" Warning: A non-numeric value encountered in /in/i2HUO on line 8 string(2) "1}"
Output for 4.3.0 - 7.0.20
string(2) "1}" string(2) "1}"