3v4l.org

run code in 300+ PHP versions simultaneously
<?php $variable= "78"; $elem = [$variable=>'Res']; print gettype($variable); var_dump($elem);

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)
8.3.60.0130.00618.30
8.3.50.0140.00722.01
8.3.40.0120.00318.71
8.3.30.0100.00319.01
8.3.20.0040.00420.16
8.3.10.0060.00321.83
8.3.00.0070.00019.04
8.2.180.0110.01118.29
8.2.170.0070.00722.96
8.2.160.0100.00322.13
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0130.00019.65
8.2.110.0050.00521.98
8.2.100.0060.00618.16
8.2.90.0050.00519.41
8.2.80.0030.00517.97
8.2.70.0000.00917.50
8.2.60.0000.00818.04
8.2.50.0080.00018.07
8.2.40.0030.00917.84
8.2.30.0030.00518.17
8.2.20.0040.00417.68
8.2.10.0030.00518.02
8.2.00.0060.00317.81
8.1.280.0100.01025.92
8.1.270.0060.00319.01
8.1.260.0000.00826.35
8.1.250.0050.00228.09
8.1.240.0040.00422.19
8.1.230.0110.00019.16
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0000.00917.25
8.1.190.0050.00317.13
8.1.180.0000.00818.10
8.1.170.0030.00518.64
8.1.160.0030.00622.01
8.1.150.0000.00718.92
8.1.140.0030.00517.45
8.1.130.0000.00717.73
8.1.120.0000.00717.46
8.1.110.0040.00417.48
8.1.100.0040.00417.38
8.1.90.0070.00017.34
8.1.80.0040.00417.34
8.1.70.0040.00417.45
8.1.60.0040.00717.47
8.1.50.0030.00617.50
8.1.40.0080.00017.55
8.1.30.0000.00817.49
8.1.20.0000.00817.63
8.1.10.0000.00717.45
8.1.00.0000.00717.39
8.0.300.0060.00318.77
8.0.290.0000.00716.75
8.0.280.0070.00018.43
8.0.270.0000.00717.21
8.0.260.0060.00017.25
8.0.250.0000.00816.94
8.0.240.0000.00616.95
8.0.230.0030.00316.93
8.0.220.0000.00716.88
8.0.210.0000.00716.71
8.0.200.0000.00616.88
8.0.190.0030.00316.93
8.0.180.0040.00416.82
8.0.170.0000.00816.84
8.0.160.0030.00316.93
8.0.150.0040.00416.91
8.0.140.0030.00616.83
8.0.130.0000.00613.30
8.0.120.0040.00416.89
8.0.110.0040.00416.82
8.0.100.0030.00316.95
8.0.90.0000.00716.89
8.0.80.0100.01316.95
8.0.70.0040.00416.70
8.0.60.0000.00716.71
8.0.50.0000.00716.95
8.0.30.0080.01517.03
8.0.20.0090.01017.40
8.0.10.0070.00016.98
8.0.00.0050.01316.88
7.4.330.0050.00015.20
7.4.320.0030.00316.59
7.4.300.0030.00316.45
7.4.290.0000.00716.61
7.4.280.0040.00416.59
7.4.270.0030.00316.48
7.4.260.0040.00416.50
7.4.250.0050.00216.57
7.4.240.0030.00516.57
7.4.230.0000.00716.68
7.4.220.0040.02016.67
7.4.210.0130.00316.67
7.4.200.0000.00716.61
7.4.160.0070.01416.42
7.4.150.0150.00917.40
7.4.140.0080.00917.86
7.4.130.0120.00616.46
7.4.120.0120.00516.46
7.4.110.0140.00716.40
7.4.100.0100.01016.52
7.4.90.0130.00316.38
7.4.80.0110.00719.39
7.4.70.0090.01216.50
7.4.60.0100.01316.43
7.4.50.0090.00016.35
7.4.40.0160.00016.61
7.4.30.0100.01016.45
7.4.00.0090.00614.72
7.3.330.0000.00613.00
7.3.320.0030.00313.18
7.3.310.0030.00316.25
7.3.300.0060.00016.29
7.3.290.0100.00616.27
7.3.280.0100.00816.30
7.3.270.0060.02017.40
7.3.260.0110.01416.60
7.3.250.0120.00816.29
7.3.240.0110.00616.34
7.3.230.0100.00716.41
7.3.210.0150.00316.59
7.3.200.0110.01119.39
7.3.190.0060.00916.43
7.3.180.0060.00916.46
7.3.170.0100.00716.56
7.3.160.0140.00816.26
7.2.330.0060.01216.33
7.2.320.0070.01416.25
7.2.310.0130.00316.51
7.2.300.0150.00816.56
7.2.290.0130.00316.59
7.2.00.0030.01019.29
7.1.100.0040.00818.32
7.1.70.0030.00617.13
7.1.60.0170.00719.46
7.1.50.0030.02016.72
7.1.00.0100.08722.30
7.0.200.0060.00316.82
7.0.140.0070.04721.99
7.0.60.0100.05019.97
7.0.50.0070.08317.86
7.0.40.0070.04020.05
7.0.30.0330.04720.18
7.0.20.0370.07320.21
7.0.10.0070.06020.16
7.0.00.0000.06720.03
5.6.210.0200.04320.52
5.6.200.0000.05318.21
5.6.190.0000.04720.41
5.6.180.0370.06720.46
5.6.170.0230.05320.54
5.6.160.0030.05320.51
5.6.150.0130.08718.07
5.6.140.0100.04718.18
5.6.130.0070.08318.18
5.6.120.0100.08321.09
5.6.110.0070.08320.97
5.6.100.0130.07720.96
5.6.90.0030.04720.87
5.6.80.0100.08020.41
5.5.350.0030.07320.40
5.5.340.0000.04317.92
5.5.330.0130.04320.15
5.5.320.0030.05020.28
5.5.310.0270.03020.17
5.5.300.0100.03717.97
5.5.290.0130.06017.98
5.5.280.0030.08020.77
5.5.270.0000.04320.86
5.5.260.0070.08320.79
5.5.250.0030.07320.60
5.5.240.4030.05020.25
5.4.450.4070.04719.46
5.4.440.0100.04319.39
5.4.430.2970.03019.45
5.4.420.3370.04319.37
5.4.410.3170.04319.00
5.4.400.3770.04319.04
5.4.390.3730.03319.08
5.4.380.3430.03319.08
5.4.370.4100.03718.80
5.4.360.3770.03719.04
5.4.350.3500.03719.09
5.4.340.3730.04019.09
5.4.320.3630.03019.16
5.4.310.3030.03019.09
5.4.300.3570.02719.09
5.4.290.3470.03718.88
5.4.280.3770.04018.92
5.4.270.1530.03719.09
5.4.260.3500.03719.28
5.4.250.1500.03318.77
5.4.240.3430.03719.08
5.4.230.2900.04319.21
5.4.220.2930.03719.21
5.4.210.3400.04019.15
5.4.200.2730.03318.78
5.4.190.2830.03719.24
5.4.180.3370.03018.80
5.4.170.3570.04018.91
5.4.160.3900.04318.89
5.4.150.3030.03019.04
5.4.140.2970.03716.26
5.4.130.3230.03316.27
5.4.120.3130.04016.26
5.4.110.3270.03716.27
5.4.100.3470.03316.40
5.4.90.3430.03716.21
5.4.80.3270.04316.46
5.4.70.3270.02716.44
5.4.60.2730.02316.04
5.4.50.3300.04016.36
5.4.40.3300.02716.21
5.4.30.3370.03016.18
5.4.20.3470.03716.38
5.4.10.3670.04016.47
5.4.00.3670.03715.63
5.3.290.3370.04014.64
5.3.280.4070.04014.45
5.3.270.3370.04014.63
5.3.260.3370.03714.45
5.3.250.2830.04014.69
5.3.240.3200.04014.43
5.3.230.3230.04314.48
5.3.220.4000.04714.43
5.3.210.3370.03014.41
5.3.200.3570.03714.55
5.3.190.2830.03314.54
5.3.180.3630.03714.42
5.3.170.2870.03014.52
5.3.160.3270.03714.51
5.3.150.1470.03714.61
5.3.140.2700.04314.65
5.3.130.3570.04014.59
5.3.120.3470.03714.52
5.3.110.3430.04014.58
5.3.100.3630.03313.89
5.3.90.3530.03713.96
5.3.80.3570.04313.79
5.3.70.3400.03713.79
5.3.60.3000.03313.98
5.3.50.0000.04013.99
5.3.40.1700.04313.78
5.3.30.4070.04313.76
5.3.20.4030.04313.49
5.3.10.3530.02713.69
5.3.00.3530.03013.51
5.2.170.0100.04011.16
5.2.160.0000.03711.15
5.2.150.3170.03311.30
5.2.140.3170.03011.07
5.2.130.2800.03310.95
5.2.120.1300.03011.04
5.2.110.3170.02711.04
5.2.100.2970.02711.15
5.2.90.2930.03011.04
5.2.80.3000.02010.98
5.2.70.3730.03011.04
5.2.60.2970.03010.88
5.2.50.2700.02710.92
5.2.40.2800.02311.08
5.2.30.2230.02310.82
5.2.20.2630.02311.02
5.2.10.2270.03310.78
5.2.00.2370.02310.66
5.1.60.1670.0279.91
5.1.50.0030.05310.00
5.1.40.0070.0439.85
5.1.30.0030.02710.36
5.1.20.0300.03010.21
5.1.10.2630.02310.04
5.1.00.2430.02010.04
5.0.50.1670.0078.73
5.0.40.1130.0238.27
5.0.30.0800.0378.20
5.0.20.1270.0208.17
5.0.10.1330.0208.17
5.0.00.1230.0308.13
4.4.90.1170.0176.56
4.4.80.1200.0176.56
4.4.70.0800.0176.56
4.4.60.1230.0136.56
4.4.50.0970.0176.56
4.4.40.0030.0236.56
4.4.30.0070.0236.56
4.4.20.1370.0206.56
4.4.10.1170.0176.56
4.4.00.1370.0236.56
4.3.110.1170.0176.56
4.3.100.1130.0136.56
4.3.90.1400.0136.56
4.3.80.1130.0236.56
4.3.70.1170.0176.56
4.3.60.1300.0206.56
4.3.50.1330.0206.56
4.3.40.1170.0236.56
4.3.30.0770.0236.56
4.3.20.0630.0206.56
4.3.10.0630.0206.56
4.3.00.0570.0176.56

preferences:
53.46 ms | 401 KiB | 5 Q