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<?php var_dump( PHP_INT_MIN ); var_dump( -PHP_INT_MAX-1 ); var_dump( (float) 0x80000000 );
Output for 7.0.0 - 7.1.0
int(-9223372036854775808) int(-9223372036854775808) float(2147483648)
Output for 4.4.0 - 4.4.9, 5.0.5 - 5.6.28
Notice: Use of undefined constant PHP_INT_MIN - assumed 'PHP_INT_MIN' in /in/YLpoj on line 3 string(11) "PHP_INT_MIN" int(-9223372036854775808) float(2147483648)
Output for 4.3.0 - 4.3.11, 5.0.0 - 5.0.4
Notice: Use of undefined constant PHP_INT_MIN - assumed 'PHP_INT_MIN' in /in/YLpoj on line 3 string(11) "PHP_INT_MIN" Notice: Use of undefined constant PHP_INT_MAX - assumed 'PHP_INT_MAX' in /in/YLpoj on line 4 int(-1) float(2147483648)