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<?php $sentences = [ 'India is great country.', 'Indiana is great state.', 'I have worked in India.', 'India-based research.' ]; $search = "India"; foreach ($sentences as $sentence) { var_dump(preg_match("/\b$search\b/i", $sentence)); }
Output for 5.4.2 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 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
int(1) int(0) int(1) int(1)
preferences:
190.14 ms | 404 KiB | 241 Q