@ 2014-06-19T23:28:42Z <?php
class A {} class B extends A {}
var_dump(is_a('A','B'));
var_dump(is_a('B','A'));
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Output for 4.3.0 - 4.3.11 , 4.4.0 - 4.4.9 , 5.3.0 - 5.3.6 , 5.3.9 - 5.3.29 , 5.4.0 - 5.4.45 , 5.5.0 - 5.5.38 , 5.6.0 - 5.6.40 , 7.0.0 - 7.0.33 , 7.1.0 - 7.1.33 , 7.2.0 - 7.2.33 , 7.3.0 - 7.3.33 , 7.4.0 - 7.4.33 , 8.0.0 - 8.0.30 , 8.1.0 - 8.1.28 , 8.2.0 - 8.2.18 , 8.3.0 - 8.3.6 bool(false)
bool(false)
Output for 5.3.7 - 5.3.8 bool(false)
bool(true)
Output for 5.0.0 - 5.0.5 , 5.1.0 - 5.1.6 , 5.2.0 - 5.2.17 Strict Standards: is_a(): Deprecated. Please use the instanceof operator in /in/4lhui on line 5
bool(false)
Strict Standards: is_a(): Deprecated. Please use the instanceof operator in /in/4lhui on line 6
bool(false)
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277.95 ms | 402 KiB | 460 Q