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<?php var_dump(is_int('700007')); var_dump(is_int('0700007')); var_dump(is_numeric('700007')); var_dump(is_numeric('0700007')); var_dump(filter_var('700007', FILTER_VALIDATE_INT)); var_dump(filter_var('0700007', FILTER_VALIDATE_INT));
Output for 5.2.0 - 5.2.17, 5.3.0 - 5.3.8, 5.3.10 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 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) bool(true) bool(true) int(700007) bool(false)
Output for 5.3.9

Process exited with code 137.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
bool(false) bool(false) bool(true) bool(true) Fatal error: Call to undefined function filter_var() in /in/8pXgY on line 8
Process exited with code 255.
Output for 4.4.5 - 4.4.9
bool(false) bool(false) bool(true) bool(true) Fatal error: Call to undefined function: filter_var() in /in/8pXgY on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
bool(false) bool(false) bool(true) bool(true) Fatal error: Call to undefined function: filter_var() in /in/8pXgY on line 8
Process exited with code 255.
Output for 4.3.0 - 4.3.1
bool(false) bool(false) bool(true) bool(true) Fatal error: Call to undefined function: filter_var() in /in/8pXgY on line 8
preferences:
209.06 ms | 401 KiB | 311 Q