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<?php $float = 0.032; $not_float = "0.03b2"; var_dump(filter_var($float, FILTER_SANITIZE_NUMBER_FLOAT, FILTER_FLAG_ALLOW_FRACTION)); var_dump(filter_var($not_float, FILTER_SANITIZE_NUMBER_FLOAT, FILTER_FLAG_ALLOW_FRACTION)); var_dump(filter_var($float, FILTER_VALIDATE_FLOAT)); var_dump(filter_var($not_float, FILTER_VALIDATE_FLOAT)); echo "\n\n"; // Showing without FILTER_FLAG_ALLOW_FRACTION flag var_dump(filter_var($float, FILTER_SANITIZE_NUMBER_FLOAT));
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
string(5) "0.032" string(5) "0.032" float(0.032) bool(false) string(4) "0032"
preferences:
131.66 ms | 408 KiB | 5 Q