3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump( is_numeric('1 '), is_numeric(' 1'), is_numeric(' a') );

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)
8.3.70.0140.00418.28
8.3.60.0070.00718.12
8.3.50.0100.00716.37
8.3.40.0120.00318.54
8.3.30.0110.01118.54
8.3.20.0040.00418.39
8.3.10.0000.00820.31
8.3.00.0000.00817.38
8.2.180.0040.01116.50
8.2.170.0140.00022.96
8.2.160.0100.00322.20
8.2.150.0090.00024.18
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0080.00819.66
8.2.110.0070.00321.05
8.2.100.0100.00017.78
8.2.90.0050.00319.05
8.2.80.0040.00417.97
8.2.70.0000.00817.50
8.2.60.0040.00417.91
8.2.50.0080.00018.07
8.2.40.0050.00218.03
8.2.30.0040.00717.80
8.2.20.0100.00017.54
8.2.10.0040.00417.42
8.2.00.0030.00817.52
8.1.280.0150.00725.92
8.1.270.0040.00424.66
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00721.10
8.1.230.0080.00417.42
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0070.00417.23
8.1.190.0060.00317.22
8.1.180.0070.00418.10
8.1.170.0040.00418.91
8.1.160.0070.00018.70
8.1.150.0080.00018.50
8.1.140.0040.00417.31
8.1.130.0030.00317.66
8.1.120.0050.00217.33
8.1.110.0050.00317.30
8.1.100.0040.00417.33
8.1.90.0000.00717.20
8.1.80.0000.00817.22
8.1.70.0050.00317.24
8.1.60.0040.00417.50
8.1.50.0060.00317.29
8.1.40.0070.00017.39
8.1.30.0040.00417.51
8.1.20.0080.00017.55
8.1.10.0000.00717.33
8.1.00.0040.00417.28
8.0.300.0070.00018.77
8.0.290.0000.00716.63
8.0.280.0040.00418.18
8.0.270.0070.00017.22
8.0.260.0000.00716.59
8.0.250.0000.00816.83
8.0.240.0000.00816.77
8.0.230.0040.00416.66
8.0.220.0030.00316.74
8.0.210.0030.00316.63
8.0.200.0060.00016.80
8.0.190.0040.00416.68
8.0.180.0000.00816.73
8.0.170.0030.00616.77
8.0.160.0030.00516.79
8.0.150.0000.00816.62
8.0.140.0000.01016.59
8.0.130.0000.00613.25
8.0.120.0040.00416.64
8.0.110.0040.00416.76
8.0.100.0040.00416.62
8.0.90.0030.00316.65
8.0.80.0070.01116.70
8.0.70.0040.00416.66
8.0.60.0030.00516.72
8.0.50.0040.00416.62
8.0.30.0130.00916.83
8.0.20.0180.00017.18
8.0.10.0000.00716.82
8.0.00.0090.01116.63
7.4.330.0040.00313.43
7.4.320.0060.00016.34
7.4.300.0000.00616.39
7.4.290.0050.00216.27
7.4.280.0030.00316.37
7.4.270.0040.00416.35
7.4.260.0030.00313.15
7.4.250.0000.00716.36
7.4.240.0070.00016.43
7.4.230.0070.00016.15
7.4.220.0070.01116.36
7.4.210.0080.00816.49
7.4.200.0030.00316.54
7.4.190.0000.00716.28
7.4.160.0070.00716.21
7.4.150.0120.00917.18
7.4.140.0120.00517.02
7.4.130.0130.00716.34
7.4.120.0100.00816.32
7.4.110.0140.00416.33
7.4.100.0070.01016.49
7.4.90.0100.00716.36
7.4.80.0030.01318.80
7.4.70.0120.00916.27
7.4.60.0100.00716.36
7.4.50.0030.00516.32
7.4.40.0070.01022.27
7.4.30.0120.00416.40
7.4.00.0060.01014.80
7.3.330.0000.00612.99
7.3.320.0000.00712.82
7.3.310.0030.00316.13
7.3.300.0030.00316.10
7.3.290.0070.00716.15
7.3.280.0130.00716.16
7.3.270.0130.00617.18
7.3.260.0090.01018.24
7.3.250.0180.01016.10
7.3.240.0120.00416.15
7.3.230.0070.01016.39
7.3.210.0070.01016.14
7.3.200.0070.01019.39
7.3.190.0140.00716.24
7.3.180.0070.01016.39
7.3.170.0040.01516.33
7.3.160.0060.00916.47
7.3.120.0090.00614.91
7.3.10.0170.00816.49
7.3.00.0170.00916.53
7.2.330.0080.01116.31
7.2.320.0060.01016.13
7.2.310.0100.01316.09
7.2.300.0060.01216.35
7.2.290.0080.00816.57
7.2.130.0230.00416.61
7.2.120.0110.01116.65
7.2.110.0110.01416.45
7.2.100.0210.00616.68
7.2.90.0230.00616.71
7.2.80.0230.00816.61
7.2.70.0210.00716.95
7.2.60.0140.00716.63
7.2.50.0190.00816.73
7.2.40.0080.00816.41
7.2.30.0170.00616.76
7.2.20.0040.00716.82
7.2.10.0030.01116.64
7.2.00.0080.00717.90
7.1.250.0160.00515.59
7.1.200.0040.01115.75
7.1.100.0030.01018.02
7.1.70.0000.01417.02
7.1.60.0070.01719.40
7.1.50.0030.01816.84
7.1.00.0100.06722.57
7.0.200.0070.00316.60
7.0.140.0030.07322.09
7.0.60.0200.05019.89
7.0.50.0070.05017.80
7.0.40.0070.04720.14
7.0.30.0270.05720.00
7.0.20.0270.04320.30
7.0.10.0000.04720.24
7.0.00.0070.08320.16
5.6.280.0130.06320.91
5.6.210.0100.08020.76
5.6.200.0100.08018.18
5.6.190.0130.03720.63
5.6.180.4170.03320.43
5.6.170.0200.08720.51
5.6.160.0000.04720.52
5.6.150.0000.06718.21
5.6.140.0170.07018.14
5.6.130.0000.05318.12
5.6.120.0170.06721.00
5.6.110.0030.07021.02
5.6.100.0100.08020.97
5.6.90.0170.07320.92
5.6.80.0070.08020.36
5.5.350.0270.07320.48
5.5.340.0030.08718.02
5.5.330.0070.04020.40
5.5.320.3500.04720.34
5.5.310.0270.08020.30
5.5.300.0030.08017.92
5.5.290.0100.07717.92
5.5.280.0170.04320.67
5.5.270.0100.04720.86
5.5.260.0130.07720.78
5.5.250.0130.08020.69
5.5.240.3970.04020.07
5.4.450.2970.04019.43
5.4.440.3300.04019.42
5.4.430.3470.04019.27
5.4.420.3470.04319.24
5.4.410.3370.03319.36
5.4.400.3430.04019.10
5.4.390.3130.04019.06
5.4.380.3270.04319.09
5.4.370.3430.03318.80
5.4.360.3430.04319.12
5.4.350.3330.03318.77
5.4.340.3000.04019.06
5.4.320.3300.03319.24
5.4.310.3200.04318.77
5.4.300.3270.04018.80
5.4.290.3430.03719.05
5.4.280.3230.05019.16
5.4.270.2970.03319.16
5.4.260.3070.04019.24
5.4.250.3130.04019.05
5.4.240.2430.04019.08
5.4.230.0100.07719.23
5.4.220.0100.07019.24
5.4.210.0070.07319.09
5.4.200.2230.04319.07
5.4.190.3470.03019.11
5.4.180.3370.04018.80
5.4.170.3270.03718.81
5.4.160.3330.03319.04
5.4.150.3200.03719.23
5.4.140.3270.04016.19
5.4.130.3370.03316.41
5.4.120.3270.03716.44
5.4.110.3400.03316.39
5.4.100.3100.03316.42
5.4.90.3430.03316.46
5.4.80.4430.02716.38
5.4.70.3500.03016.42
5.4.60.2830.04316.37
5.4.50.3230.03716.36
5.4.40.3370.03716.04
5.4.30.3330.03716.04
5.4.20.3070.03316.36
5.4.10.3130.03316.48
5.4.00.3370.03315.78
5.3.290.3330.04314.53
5.3.280.3200.03314.53
5.3.270.4700.04714.61
5.3.260.3370.04014.69
5.3.250.3400.03714.44
5.3.240.3270.03714.45
5.3.230.3400.04014.43
5.3.220.3330.03314.41
5.3.210.3570.04014.50
5.3.200.4130.03014.66
5.3.190.3600.04714.41
5.3.180.3400.03714.39
5.3.170.3470.03014.41
5.3.160.3130.04314.40
5.3.150.3270.04014.39
5.3.140.2830.03314.50
5.3.130.3200.03714.37
5.3.120.3000.04714.40
5.3.110.3700.04314.38
5.3.100.3130.04713.89
5.3.90.3100.03313.92
5.3.80.3500.04313.81
5.3.70.3200.03713.92
5.3.60.3100.03713.87
5.3.50.3600.03713.89
5.3.40.3170.03713.93
5.3.30.3070.04013.78
5.3.20.3470.02713.59
5.3.10.3370.03313.43
5.3.00.3530.03313.51
5.2.170.2900.02311.01
5.2.160.2970.03310.99
5.2.150.3000.02710.99
5.2.140.2900.03311.24
5.2.130.2800.02311.18
5.2.120.2630.02310.96
5.2.110.2700.02311.14
5.2.100.2700.03310.96
5.2.90.2730.02710.96
5.2.80.2770.03310.96
5.2.70.2630.03311.26
5.2.60.2630.02310.96
5.2.50.2570.03310.96
5.2.40.2300.03011.04
5.2.30.2070.02710.97
5.2.20.2070.02310.96
5.2.10.2070.02710.96
5.2.00.2400.02010.96
5.1.60.2070.02310.96
5.1.50.2400.02010.96
5.1.40.2300.02710.96
5.1.30.2070.02310.96
5.1.20.2100.02010.96
5.1.10.2330.02710.96
5.1.00.2270.02710.96
5.0.50.1170.02010.96
5.0.40.1300.02310.96
5.0.30.1300.03710.96
5.0.20.1000.02010.96
5.0.10.1300.02310.96
5.0.00.1270.03010.96
4.4.90.1200.01710.96
4.4.80.1100.01710.96
4.4.70.1400.01710.96
4.4.60.1030.01310.96
4.4.50.1030.01310.96
4.4.40.1030.02310.96
4.4.30.1200.01710.96
4.4.20.1130.01310.96
4.4.10.1070.01710.96
4.4.00.1300.03310.96
4.3.110.1070.01310.96
4.3.100.1100.01310.96
4.3.90.1000.01710.96
4.3.80.1230.03010.96
4.3.70.1200.02010.96
4.3.60.1270.02010.96
4.3.50.1230.02010.96
4.3.40.1030.02310.96
4.3.30.0500.01710.96
4.3.20.0600.01710.96
4.3.10.0870.02010.96
4.3.00.0770.01710.96

preferences:
40.34 ms | 401 KiB | 5 Q