3v4l.org

run code in 300+ PHP versions simultaneously
<?php (bool) 0; (bool) "0"; var_dump(false); // false (bool) 0.0; // false (bool) "0.0"; // true var_dump( "" ); // "" var_dump( "\0" ); // "" var_dump( (bool) "" ); // false var_dump( (bool) "\0" ); // true var_dump((string) 1);

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)
8.3.60.0130.00716.38
8.3.50.0100.00618.28
8.3.40.0070.00718.84
8.3.30.0110.01118.71
8.3.20.0040.00418.38
8.3.10.0090.00020.40
8.3.00.0000.00917.25
8.2.180.0100.01316.75
8.2.170.0170.00322.96
8.2.160.0070.00722.13
8.2.150.0130.00324.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0050.00319.52
8.2.110.0100.00020.47
8.2.100.0080.00317.85
8.2.90.0040.00418.03
8.2.80.0070.00019.41
8.2.70.0040.00417.38
8.2.60.0040.00417.68
8.2.50.0070.00018.07
8.2.40.0000.00818.16
8.2.30.0000.00717.99
8.2.20.0000.00817.51
8.2.10.0040.00417.55
8.2.00.0000.00817.50
8.1.280.0140.00725.92
8.1.270.0040.00424.66
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0070.00322.20
8.1.230.0080.00420.78
8.1.220.0030.00617.74
8.1.210.0080.00018.91
8.1.200.0080.00017.10
8.1.190.0000.00917.41
8.1.180.0000.00818.10
8.1.170.0000.00718.77
8.1.160.0070.00018.67
8.1.150.0040.00418.49
8.1.140.0030.00617.29
8.1.130.0070.00017.77
8.1.120.0000.00717.32
8.1.110.0000.00817.38
8.1.100.0000.00717.29
8.1.90.0040.00417.33
8.1.80.0000.00817.39
8.1.70.0030.00517.25
8.1.60.0030.00517.35
8.1.50.0040.00417.26
8.1.40.0000.00817.32
8.1.30.0070.00017.53
8.1.20.0090.00017.46
8.1.10.0000.00717.39
8.1.00.0030.00617.32
8.0.300.0030.00320.09
8.0.290.0040.00416.58
8.0.280.0000.00718.38
8.0.270.0040.00417.07
8.0.260.0070.00016.73
8.0.250.0070.00016.86
8.0.240.0060.00316.88
8.0.230.0030.00316.78
8.0.220.0030.00316.87
8.0.210.0040.00416.71
8.0.200.0030.00316.75
8.0.190.0000.00716.77
8.0.180.0040.00416.75
8.0.170.0000.00916.80
8.0.160.0000.00716.80
8.0.150.0050.00216.66
8.0.140.0050.00316.79
8.0.130.0050.00013.23
8.0.120.0030.00516.82
8.0.110.0040.00416.63
8.0.100.0040.00416.80
8.0.90.0040.00416.76
8.0.80.0090.00916.81
8.0.70.0040.00416.86
8.0.60.0000.00716.73
8.0.50.0040.00416.84
8.0.30.0150.00616.93
8.0.20.0120.00717.02
8.0.10.0000.00716.82
8.0.00.0090.00916.64
7.4.330.0050.00012.86
7.4.320.0030.00316.32
7.4.300.0060.00016.52
7.4.290.0000.00716.51
7.4.280.0070.00016.55
7.4.270.0030.00316.46
7.4.260.0000.00513.20
7.4.250.0060.00316.34
7.4.240.0070.00016.27
7.4.230.0030.00316.36
7.4.220.0090.00916.44
7.4.210.0070.00816.48
7.4.200.0030.00316.57
7.4.190.0050.00316.53
7.4.160.0070.01716.38
7.4.150.0130.00716.32
7.4.140.0120.00516.23
7.4.130.0100.00816.35
7.4.120.0100.00716.31
7.4.110.0130.00316.27
7.4.100.0090.01016.22
7.4.90.0110.00816.23
7.4.80.0100.00716.42
7.4.70.0120.00616.29
7.4.60.0040.01316.41
7.4.50.0050.00016.16
7.4.40.0070.00716.23
7.4.30.0090.00916.59
7.4.00.0130.00314.68
7.3.330.0000.00613.03
7.3.320.0030.00312.95
7.3.310.0000.00716.28
7.3.300.0040.00416.14
7.3.290.0130.00716.14
7.3.280.0090.00616.16
7.3.270.0100.00716.06
7.3.260.0050.01216.27
7.3.250.0110.00716.25
7.3.240.0080.00816.32
7.3.230.0070.01016.07
7.3.210.0100.00716.17
7.3.200.0170.00019.39
7.3.190.0160.00316.13
7.3.180.0060.01016.19
7.3.170.0140.00316.31
7.3.160.0120.00616.19
7.3.120.0100.00314.64
7.3.10.0070.00716.31
7.3.00.0030.01016.63
7.2.330.0090.00916.56
7.2.320.0120.00916.51
7.2.310.0100.01316.38
7.2.300.0130.00616.37
7.2.290.0190.00416.41
7.2.130.0070.00716.65
7.2.120.0100.00716.80
7.2.110.0120.00316.83
7.2.100.0070.00316.53
7.2.90.0030.01416.54
7.2.80.0030.01016.49
7.2.70.0110.00316.84
7.2.60.0040.01116.71
7.2.50.0100.00316.76
7.2.40.0030.00916.91
7.2.30.0000.01616.86
7.2.20.0040.01116.56
7.2.10.0060.00616.84
7.2.00.0100.00618.01
7.1.250.0000.00915.48
7.1.200.0090.00315.50
7.1.100.0060.00617.77
7.1.70.0070.00317.12
7.1.60.0130.01019.40
7.1.50.0100.01416.66
7.1.00.0030.06722.41
7.0.200.0050.00216.65
7.0.140.0070.07322.01
7.0.120.0000.07722.09
7.0.60.0130.06019.82
7.0.50.0170.07317.80
7.0.40.0100.03720.24
7.0.30.0070.08720.16
7.0.20.0300.05720.30
7.0.10.0000.04720.01
7.0.00.0070.08720.16
5.6.280.0100.06720.86
5.6.210.0100.07320.50
5.6.200.0070.07018.09
5.6.190.0000.09020.27
5.6.180.0270.04020.43
5.6.170.0270.08020.69
5.6.160.0070.07720.33
5.6.150.0070.07318.14
5.6.140.0070.08018.21
5.6.130.0000.06018.11
5.6.120.0070.08721.03
5.6.110.0000.08720.97
5.6.100.0030.07020.98
5.6.90.0230.07021.09
5.6.80.0000.04320.40
5.5.350.0270.06320.38
5.5.340.0030.06018.04
5.5.330.0100.08320.40
5.5.320.0130.03720.21
5.5.310.0270.03720.34
5.5.300.0030.08017.89
5.5.290.0030.05317.88
5.5.280.0070.04020.78
5.5.270.0070.04020.79
5.5.260.0130.03720.76
5.5.250.0070.08720.79
5.5.240.0000.06020.15
5.4.450.3400.04319.42
5.4.440.3370.04319.21
5.4.430.3400.04019.13
5.4.420.3400.03319.48
5.4.410.3670.03719.27
5.4.400.3400.03719.09
5.4.390.3530.03719.06
5.4.380.3200.03719.21
5.4.370.3470.03719.16
5.4.360.3470.03719.23
5.4.350.3270.03019.16
5.4.340.3130.03718.91
5.4.320.3400.03318.78
5.4.310.3470.04018.77
5.4.300.3530.03318.93
5.4.290.3470.03019.08
5.4.280.3470.03719.08
5.4.270.3170.03718.96
5.4.260.3200.03719.10
5.4.250.3430.03318.93
5.4.240.3130.03719.24
5.4.230.3400.03719.05
5.4.220.3400.04018.88
5.4.210.3430.04019.24
5.4.200.3300.04019.25
5.4.190.3370.03719.20
5.4.180.3370.03718.92
5.4.170.3370.04318.73
5.4.160.3000.03719.06
5.4.150.3400.04018.93
5.4.140.3300.03716.27
5.4.130.3300.04016.37
5.4.120.3730.04016.29
5.4.110.3400.04016.06
5.4.100.3230.03016.18
5.4.90.3400.03716.23
5.4.80.2900.03316.48
5.4.70.3430.03716.37
5.4.60.3370.04016.28
5.4.50.3270.03316.40
5.4.40.3670.03316.20
5.4.30.3570.03316.41
5.4.20.3670.05316.18
5.4.10.3270.03716.43
5.4.00.3770.03015.99
5.3.290.3230.03714.51
5.3.280.2970.03714.43
5.3.270.2970.03314.55
5.3.260.3470.03714.70
5.3.250.3330.04314.50
5.3.240.3170.04014.43
5.3.230.4130.03014.57
5.3.220.2870.03014.59
5.3.210.3230.04014.40
5.3.200.2970.04014.51
5.3.190.3230.03714.51
5.3.180.3200.03714.48
5.3.170.3170.03314.57
5.3.160.3330.03314.65
5.3.150.3630.02714.40
5.3.140.3430.04014.54
5.3.130.3430.04014.50
5.3.120.3730.04314.38
5.3.110.3430.03714.63
5.3.100.3530.04014.08
5.3.90.3370.04013.92
5.3.80.3330.03713.87
5.3.70.3500.03013.85
5.3.60.3870.04713.89
5.3.50.3200.03713.89
5.3.40.3130.04013.85
5.3.30.3470.03713.86
5.3.20.3330.03013.67
5.3.10.3470.03313.60
5.3.00.3430.03713.69
5.2.170.2870.03010.98
5.2.160.2870.03011.01
5.2.150.2700.02711.05
5.2.140.2630.02711.05
5.2.130.2930.02710.95
5.2.120.2900.03011.17
5.2.110.2970.02711.04
5.2.100.2700.03010.96
5.2.90.2870.03010.96
5.2.80.2730.03010.94
5.2.70.3230.02311.25
5.2.60.2970.03010.89
5.2.50.2800.03310.89
5.2.40.2470.02310.85
5.2.30.2230.02010.86
5.2.20.2030.02710.81
5.2.10.2100.02710.86
5.2.00.2570.02310.63
5.1.60.2270.02010.52
5.1.50.2300.03010.52
5.1.40.2270.02010.52
5.1.30.2230.03010.52
5.1.20.2170.02010.56
5.1.10.2330.02710.52
5.1.00.2400.02310.52
5.0.50.1200.02010.52
5.0.40.1330.02310.52
5.0.30.1330.03010.52
5.0.20.1200.01710.52
5.0.10.1030.02010.52
5.0.00.1170.03010.52
4.4.90.1330.01710.52
4.4.80.1270.01310.52
4.4.70.1100.01710.52
4.4.60.1330.01310.52
4.4.50.1370.01010.52
4.4.40.1330.02710.52
4.4.30.1300.01710.52
4.4.20.1270.01710.52
4.4.10.1070.01310.52
4.4.00.1130.02710.52
4.3.110.1270.01710.52
4.3.100.1100.01310.52
4.3.90.1230.01710.52
4.3.80.1030.03010.52
4.3.70.1530.01710.52
4.3.60.1300.01710.52
4.3.50.1270.02010.52
4.3.40.1200.02310.52
4.3.30.0700.02310.52
4.3.20.0570.01710.52
4.3.10.0770.02710.52
4.3.00.0730.02310.53

preferences:
34.92 ms | 401 KiB | 5 Q