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<?php var_dump(ctype_digit('233.4')); var_dump((float) '0140.574m6'); var_dump('0140m6' * 1000);
Output for 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) float(140.574) Warning: A non-numeric value encountered in /in/nkWa7 on line 6 int(140000)
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
bool(false) float(140.574) Notice: A non well formed numeric value encountered in /in/nkWa7 on line 6 int(140000)
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.3.32 - 7.3.33, 7.4.26
bool(false) float(140.574) int(140000)

preferences:
219.74 ms | 404 KiB | 387 Q