3v4l.org

run code in 300+ PHP versions simultaneously
<?php $empty = ''; $string = '1'; $integer = 1; echo 'is_numeric(\'\') : ' . (is_numeric($empty) ? 'true' : 'false').PHP_EOL; echo 'is_numeric(\'1\') : ' . (is_numeric($string) ? 'true' : 'false').PHP_EOL; echo 'is_numeric(1) : ' . (is_numeric($integer) ? 'true' : 'false').PHP_EOL;

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0100.01016.63
8.3.50.0100.00716.20
8.3.40.0070.01118.52
8.3.30.0040.01118.75
8.3.20.0040.00421.90
8.3.10.0040.00421.73
8.3.00.0040.00419.08
8.2.180.0040.01118.17
8.2.170.0150.00722.96
8.2.160.0070.00720.34
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00419.77
8.2.120.0070.00026.35
8.2.110.0090.00021.13
8.2.100.0080.00317.78
8.2.90.0080.00017.97
8.2.80.0000.00919.23
8.2.70.0040.00417.91
8.2.60.0050.00317.63
8.2.50.0050.00218.10
8.2.40.0060.00322.15
8.2.30.0070.00019.44
8.2.20.0070.00017.95
8.2.10.0040.00418.00
8.2.00.0000.00718.01
8.1.280.0100.01025.92
8.1.270.0030.00623.99
8.1.260.0040.00426.35
8.1.250.0090.00028.09
8.1.240.0050.00522.45
8.1.230.0070.00421.03
8.1.220.0030.00517.74
8.1.210.0080.00018.77
8.1.200.0080.00017.13
8.1.190.0000.00817.23
8.1.180.0060.00318.10
8.1.170.0000.00718.85
8.1.160.0070.00018.88
8.1.150.0070.00019.11
8.1.140.0040.00417.71
8.1.130.0040.00420.16
8.1.120.0000.00717.47
8.1.110.0040.00417.46
8.1.100.0040.00417.43
8.1.90.0080.00017.49
8.1.80.0000.00817.49
8.1.70.0030.00317.51
8.1.60.0000.00817.64
8.1.50.0110.00017.35
8.1.40.0000.00717.39
8.1.30.0040.00417.70
8.1.20.0060.00317.45
8.1.10.0080.00317.37
8.1.00.0070.00017.52
8.0.300.0030.00319.86
8.0.290.0070.00016.63
8.0.280.0040.00418.36
8.0.270.0000.00817.22
8.0.260.0030.00518.52
8.0.250.0030.00316.84
8.0.240.0040.00417.02
8.0.230.0070.00016.97
8.0.220.0000.00716.94
8.0.210.0000.00716.86
8.0.200.0050.00516.94
8.0.190.0040.00416.93
8.0.180.0040.00416.88
8.0.170.0040.00816.89
8.0.160.0080.00016.78
8.0.150.0040.00416.85
8.0.140.0040.00416.85
8.0.130.0030.00313.36
8.0.120.0070.00016.86
8.0.110.0000.00816.89
8.0.100.0000.00716.73
8.0.90.0030.00516.89
8.0.80.0070.00716.89
8.0.70.0070.00016.84
8.0.60.0000.00716.86
8.0.50.0000.00816.77
8.0.30.0120.00616.92
8.0.20.0060.01217.40
8.0.10.0000.00716.85
8.0.00.0170.00416.82
7.4.330.0050.00015.55
7.4.320.0000.00716.57
7.4.300.0000.00616.45
7.4.290.0000.00716.52
7.4.280.0030.00616.38
7.4.270.0040.00416.55
7.4.260.0030.00316.55
7.4.250.0070.00016.45
7.4.240.0000.00716.45
7.4.230.0000.00816.54
7.4.220.0030.00316.43
7.4.210.0080.00816.44
7.4.200.0030.00616.57
7.4.160.0130.00816.44
7.4.140.0100.00917.86
7.4.130.0100.00716.29
7.4.120.0090.01116.49
7.4.110.0060.01016.23
7.4.100.0090.00616.30
7.4.90.0090.00916.39
7.4.80.0180.00319.39
7.4.70.0070.01016.39
7.4.60.0100.00716.30
7.4.50.0000.01416.56
7.4.40.0060.01216.53
7.4.10.0040.01514.85
7.4.00.0050.00714.69
7.3.330.0060.00013.11
7.3.320.0030.00313.05
7.3.310.0000.00716.34
7.3.300.0070.00016.21
7.3.290.0000.00716.18
7.3.280.0100.00716.18
7.3.260.0100.01116.28
7.3.240.0090.00916.33
7.3.230.0080.00816.25
7.3.210.0160.01216.20
7.3.200.0140.00616.42
7.3.190.0030.01216.59
7.3.180.0100.00716.46
7.3.170.0060.01216.15
7.3.160.0060.00916.20
7.3.130.0110.00614.72
7.3.120.0120.00614.80
7.3.110.0000.01914.61
7.3.100.0030.01014.96
7.3.90.0070.00714.70
7.3.80.0030.01014.85
7.3.70.0080.00414.40
7.3.60.0060.00914.80
7.3.50.0030.00714.84
7.3.40.0060.00614.41
7.3.30.0070.00714.80
7.3.20.0100.00316.38
7.3.10.0100.00716.69
7.3.00.0130.00016.36
7.2.330.0100.01316.24
7.2.320.0070.01416.68
7.2.310.0070.01116.63
7.2.300.0030.01316.71
7.2.290.0140.00816.71
7.2.260.0030.01614.93
7.2.250.0040.01414.86
7.2.240.0060.01015.21
7.2.230.0060.01015.03
7.2.220.0100.01014.94
7.2.210.0000.01414.73
7.2.200.0030.00715.17
7.2.190.0030.01415.13
7.2.180.0080.00614.87
7.2.170.0060.00614.72
7.2.160.0070.00714.80
7.2.150.0120.00416.87
7.2.140.0030.01016.69
7.2.130.0060.00917.04
7.2.120.0000.01216.70
7.2.110.0090.00616.64
7.2.100.0130.00316.93
7.2.90.0060.01317.01
7.2.80.0070.01016.90
7.2.70.0070.00716.73
7.2.60.0030.01016.94
7.2.50.0030.01216.49
7.2.40.0160.00817.42
7.2.30.0240.00817.44
7.2.20.0150.00917.44
7.2.10.0260.01017.55
7.2.00.0240.01217.50
7.1.330.0070.00715.61
7.1.320.0060.00915.92
7.1.310.0040.00715.64
7.1.300.0140.00015.74
7.1.290.0100.00315.61
7.1.280.0080.00415.70
7.1.270.0080.00415.74
7.1.260.0040.01115.54
7.1.250.0060.00315.65
7.1.240.0080.00315.75
7.1.230.0030.01315.77
7.1.220.0000.01515.85
7.1.210.0120.00615.73
7.1.200.0030.01015.78
7.1.190.0030.00915.64
7.1.180.0030.00915.86
7.1.170.0120.00315.75
7.1.160.0190.00716.00
7.1.150.0170.00916.27
7.1.140.0130.01216.21
7.1.130.0220.01116.16
7.1.120.0620.00916.31
7.1.110.0240.01416.00
7.1.100.0170.01016.07
7.1.90.0170.01015.86
7.1.80.0180.00716.20
7.1.70.0210.00615.44
7.1.60.0390.00924.39
7.1.50.0240.01124.17
7.1.40.0320.01424.11
7.1.30.0330.01024.01
7.1.20.0300.01224.07
7.1.10.0160.00915.16
7.1.00.0140.01015.26
7.0.330.0030.01015.13
7.0.320.0000.01415.09
7.0.310.0000.01415.26
7.0.300.0030.00615.07
7.0.290.0060.01015.52
7.0.280.0060.00615.45
7.0.270.0030.00915.25
7.0.260.0060.00615.42
7.0.250.0000.01515.48
7.0.240.0110.00415.36
7.0.230.0100.00315.49
7.0.220.0030.00915.23
7.0.210.0030.01015.39
7.0.200.0000.01315.41
7.0.190.0070.00715.36
7.0.180.0080.00315.54
7.0.170.0030.01215.51
7.0.160.0060.00315.41
7.0.150.0030.00715.34
7.0.140.0000.01515.39
7.0.130.0070.00715.47
7.0.120.0030.00915.46
7.0.110.0140.00015.39
7.0.100.0060.00615.07
7.0.90.0030.01215.33
7.0.80.0030.01315.20
7.0.70.0040.01115.25
7.0.60.0040.00815.38
7.0.50.0050.00515.42
7.0.40.0060.01013.34
7.0.30.0030.01313.33
7.0.20.0040.00813.14
7.0.10.0060.00913.49
7.0.00.0030.00913.44
5.6.400.0060.00914.33
5.6.390.0000.01213.96
5.6.380.0100.00714.37
5.6.370.0100.00714.14
5.6.360.0060.00814.22
5.6.350.0090.00614.12
5.6.340.0040.01114.43
5.6.330.0140.00413.90
5.6.320.0060.01013.97
5.6.310.0030.00914.10
5.6.300.0040.00714.17
5.6.290.0070.01113.96
5.6.280.0070.01014.32
5.6.270.0060.00614.28
5.6.260.0060.00614.70
5.6.250.0100.00614.32
5.6.240.0070.01014.29
5.6.230.0040.00714.48
5.6.220.0070.01014.37
5.6.210.0040.00814.43
5.6.200.0030.00714.52
5.6.190.0100.00714.44
5.6.180.0040.01114.33
5.6.170.0130.00314.34
5.6.160.0060.00614.23
5.6.150.0090.00314.47
5.6.140.0140.00014.10
5.6.130.0030.01314.32
5.6.120.0030.01214.56
5.6.110.0040.00814.16
5.6.100.0070.01014.27
5.6.90.0030.01414.36
5.6.80.0140.00713.84
5.6.70.0030.01214.55
5.6.60.0070.01413.93
5.6.50.0100.00714.04
5.6.40.0030.00714.11
5.6.30.0040.01114.18
5.6.20.0150.00014.13
5.6.10.0100.00313.93
5.6.00.0070.00714.23

preferences:
36.6 ms | 400 KiB | 5 Q