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<?php if(date('n', strtotime('2018-07-31')) == date('n')){ echo 'It is current month'; } else{ echo 'not current month'; }
Output for 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 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
not current month
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114.67 ms | 1575 KiB | 4 Q