3v4l.org

run code in 300+ PHP versions simultaneously
<?php $abc = 1; echo '123' + string($abc);

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)
8.3.40.0070.01418.96
8.3.30.0080.00618.96
8.3.20.0070.00020.16
8.3.10.0050.00322.11
8.3.00.0050.00322.40
8.2.170.0090.00622.96
8.2.160.0070.00720.80
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0060.00326.16
8.2.120.0080.00019.23
8.2.110.0030.00621.89
8.2.100.0060.00619.45
8.2.90.0050.00319.23
8.2.80.0060.00317.97
8.2.70.0060.00317.50
8.2.60.0000.00817.80
8.2.50.0080.00018.07
8.2.40.0070.00018.03
8.2.30.0000.00817.91
8.2.20.0040.00417.60
8.2.10.0040.00419.54
8.2.00.0050.00317.78
8.1.270.0040.00422.09
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00323.79
8.1.230.0000.01119.04
8.1.220.0080.00017.76
8.1.210.0070.00318.77
8.1.200.0030.00617.35
8.1.190.0080.00017.28
8.1.180.0000.00818.57
8.1.170.0040.00418.59
8.1.160.0050.00323.77
8.1.150.0000.00718.57
8.1.140.0000.00817.46
8.1.130.0080.00017.82
8.1.120.0000.00717.24
8.1.110.0000.00817.41
8.1.100.0030.00317.35
8.1.90.0000.00717.31
8.1.80.0040.00417.38
8.1.70.0030.00317.36
8.1.60.0000.00817.43
8.1.50.0000.00717.50
8.1.40.0000.00817.44
8.1.30.0040.00417.61
8.1.20.0060.00317.66
8.1.10.0040.00417.58
8.1.00.0030.00617.50
8.0.300.0070.00018.77
8.0.290.0040.00416.93
8.0.280.0040.00418.41
8.0.270.0030.00517.18
8.0.260.0070.00316.80
8.0.250.0030.00316.84
8.0.240.0050.00316.82
8.0.230.0030.00316.98
8.0.220.0050.00316.86
8.0.210.0030.00316.72
8.0.200.0030.00316.83
8.0.190.0030.00616.91
8.0.180.0030.00316.92
8.0.170.0070.00016.79
8.0.160.0000.00816.86
8.0.150.0030.00516.83
8.0.140.0070.00016.90
8.0.130.0000.00513.24
8.0.120.0000.00816.75
8.0.110.0000.00716.93
8.0.100.0070.00016.73
8.0.90.0040.00416.86
8.0.80.0050.00916.86
8.0.70.0070.00016.95
8.0.60.0070.00016.84
8.0.50.0040.00416.91
8.0.30.0090.00916.99
8.0.20.0090.00917.40
8.0.10.0000.00816.82
8.0.00.0110.00816.69
7.4.330.0020.00215.00
7.4.320.0030.00316.38
7.4.300.0030.00316.49
7.4.290.0000.00716.44
7.4.280.0000.00716.39
7.4.270.0040.00416.50
7.4.260.0000.00716.57
7.4.250.0040.00416.50
7.4.240.0040.00316.49
7.4.230.0000.00716.69
7.4.220.0060.01316.66
7.4.210.0090.00916.51
7.4.200.0000.00716.69
7.4.190.0000.00716.57
7.4.160.0100.00616.69
7.4.150.0190.00717.40
7.4.140.0130.00517.86
7.4.130.0120.00516.52
7.4.120.0090.00916.55
7.4.110.0100.00716.55
7.4.100.0130.00716.67
7.4.90.0100.00716.54
7.4.80.0100.01019.39
7.4.70.0040.01116.43
7.4.60.0030.01216.58
7.4.50.0030.00316.43
7.4.40.0040.00722.77
7.4.30.0030.01316.63
7.4.10.0060.01215.07
7.4.00.0080.00914.88
7.3.330.0030.00313.00
7.3.320.0000.00613.14
7.3.310.0070.00016.09
7.3.300.0030.00316.09
7.3.290.0090.00616.24
7.3.280.0060.01016.25
7.3.270.0030.01317.40
7.3.260.0030.01316.22
7.3.250.0130.01016.31
7.3.240.0170.00016.20
7.3.230.0080.00816.39
7.3.210.0060.01116.45
7.3.200.0070.01019.39
7.3.190.0100.01116.40
7.3.180.0150.00016.30
7.3.170.0090.00616.27
7.3.160.0070.01116.31
7.3.130.0070.01414.92
7.3.120.0050.01014.78
7.3.110.0090.00814.77
7.3.100.0020.01314.72
7.3.90.0070.00814.71
7.3.80.0090.00514.72
7.3.70.0090.00914.82
7.3.60.0000.01114.77
7.3.50.0050.00914.55
7.3.40.0030.01014.72
7.3.30.0050.00614.66
7.3.20.0050.00816.69
7.3.10.0020.01216.58
7.3.00.0050.00716.54
7.2.330.0140.00416.48
7.2.320.0100.00616.52
7.2.310.0060.00916.50
7.2.300.0070.01416.24
7.2.290.0040.01116.52
7.2.260.0000.01614.85
7.2.250.0100.01015.19
7.2.240.0090.00814.98
7.2.230.0070.00714.83
7.2.220.0060.00814.97
7.2.210.0030.01114.79
7.2.200.0090.00714.99
7.2.190.0050.01014.79
7.2.180.0030.00614.73
7.2.170.0050.01014.97
7.2.160.0060.00814.68
7.2.150.0070.00916.62
7.2.140.0070.00716.81
7.2.130.0070.00916.64
7.2.120.0090.00516.67
7.2.110.0040.00716.76
7.2.100.0030.01216.77
7.2.90.0080.00816.72
7.2.80.0080.00716.91
7.2.70.0060.00916.84
7.2.60.0070.00716.84
7.2.50.0060.00716.71
7.2.40.0030.01216.70
7.2.30.0050.00616.68
7.2.20.0030.01216.71
7.2.10.0120.00216.69
7.2.00.0050.00917.37
7.1.330.0070.00815.41
7.1.320.0060.00715.56
7.1.310.0020.01115.37
7.1.300.0030.01015.46
7.1.290.0030.00815.50
7.1.280.0040.00515.64
7.1.270.0090.00515.37
7.1.260.0070.00715.56
7.1.250.0080.00715.63
7.1.240.0060.00615.55
7.1.230.0060.00915.76
7.1.220.0060.00315.75
7.1.210.0030.01015.70
7.1.200.0050.00815.56
7.1.190.0000.00815.55
7.1.180.0060.00315.39
7.1.170.0040.00815.43
7.1.160.0030.00615.71
7.1.150.0090.00615.55
7.1.140.0050.00515.42
7.1.130.0060.00615.43
7.1.120.0000.01015.75
7.1.110.0000.01215.55
7.1.100.0050.00516.83
7.1.90.0030.00715.68
7.1.80.0070.00715.71
7.1.70.0060.00816.15
7.1.60.0070.01217.74
7.1.50.0060.01325.14
7.1.40.0000.01315.46
7.1.30.0080.00415.69
7.1.20.0040.01115.26
7.1.10.0060.00315.41
7.1.00.0020.04518.99
7.0.330.0060.00615.17
7.0.320.0040.00715.35
7.0.310.0000.01115.05
7.0.300.0030.01015.11
7.0.290.0070.00315.32
7.0.280.0000.01415.29
7.0.270.0040.00715.24
7.0.260.0000.01215.13
7.0.250.0100.00315.41
7.0.240.0060.00615.16
7.0.230.0030.01315.25
7.0.220.0000.01515.21
7.0.210.0080.00415.35
7.0.200.0030.00616.02
7.0.190.0100.00315.17
7.0.180.0030.00715.40
7.0.170.0070.00715.21
7.0.160.0100.00615.18
7.0.150.0030.00815.37
7.0.140.0070.03918.78
7.0.130.0030.01115.36
7.0.120.0100.00315.38
7.0.110.0060.00615.43
7.0.100.0030.01015.33
7.0.90.0070.00315.33
7.0.80.0030.00915.28
7.0.70.0080.00415.35
7.0.60.0080.03817.63
7.0.50.0020.02816.60
7.0.40.0070.02516.70
7.0.30.0150.04216.66
7.0.20.0210.03916.77
7.0.10.0120.02316.87
7.0.00.0100.04516.70
5.6.400.0040.00714.32
5.6.390.0070.00414.27
5.6.380.0030.01014.01
5.6.370.0030.00914.23
5.6.360.0080.00414.16
5.6.350.0030.00914.23
5.6.340.0040.01114.46
5.6.330.0070.01014.58
5.6.320.0030.00613.71
5.6.310.0000.01414.43
5.6.300.0080.00813.86
5.6.290.0040.01514.30
5.6.280.0070.03717.46
5.6.270.0000.01514.24
5.6.260.0060.00614.13
5.6.250.0060.00914.25
5.6.240.0070.00714.17
5.6.230.0070.00414.51
5.6.220.0030.01014.22
5.6.210.0150.03717.32
5.6.200.0050.02915.99
5.6.190.0160.04017.16
5.6.180.1640.02517.18
5.6.170.0160.03117.40
5.6.160.0050.04917.35
5.6.150.0080.04216.16
5.6.140.0050.03016.26
5.6.130.0020.04716.09
5.6.120.0030.04617.55
5.6.110.0120.04317.55
5.6.100.0090.04117.54
5.6.90.0050.04717.57
5.6.80.0090.04017.23
5.6.70.0210.04117.38
5.6.60.0090.00313.88
5.6.50.0000.01414.08
5.6.40.0030.00613.86
5.6.30.0080.00814.09
5.6.20.0070.01014.01
5.6.10.0030.01313.88
5.6.00.0040.00414.09
5.5.380.0060.00913.98
5.5.370.0060.00314.14
5.5.360.0040.00714.14
5.5.350.0050.01917.32
5.5.340.0070.04016.00
5.5.330.0150.02717.30
5.5.320.0200.04017.20
5.5.310.0190.04417.22
5.5.300.0050.04115.99
5.5.290.0120.03715.96
5.5.280.0100.02717.43
5.5.270.0080.02917.32
5.5.260.0070.04417.43
5.5.250.0070.04217.40
5.5.240.0070.03717.10
5.5.230.0070.00414.00
5.5.220.0070.00713.99
5.5.210.0000.01713.80
5.5.200.0040.00714.14
5.5.190.0100.00714.14
5.5.180.0100.00713.92
5.5.170.0080.00414.00
5.5.160.0070.00713.98
5.5.150.0070.00713.88
5.5.140.0100.00014.23
5.5.130.0030.01014.07
5.5.120.0000.01113.59
5.5.110.0040.00813.82
5.5.100.0040.00413.91
5.5.90.0040.00713.75
5.5.80.0000.01513.91
5.5.70.0100.00014.00
5.5.60.0030.00913.75
5.5.50.0030.01214.02
5.5.40.0040.00814.30
5.5.30.0040.00413.86
5.5.20.0060.00913.86
5.5.10.0140.00314.12
5.5.00.0040.01214.05
5.4.450.0330.03015.59
5.4.440.0330.03315.37
5.4.430.0360.03315.54
5.4.420.0370.02915.55
5.4.410.0310.03115.55
5.4.400.0450.00515.07
5.4.390.0500.00615.06
5.4.380.0130.02815.13
5.4.370.0130.03015.18
5.4.360.0170.03015.13
5.4.350.0210.02615.02
5.4.340.0150.03015.08
5.4.330.0060.00611.63
5.4.320.0070.02212.04
5.4.310.0060.02412.04
5.4.300.0070.02212.04
5.4.290.0040.02412.04
5.4.280.0050.02511.99
5.4.270.0040.02211.99
5.4.260.0140.01815.28
5.4.250.0100.02315.20
5.4.240.0160.03115.31
5.4.230.0100.02715.27
5.4.220.0060.03015.32
5.4.210.0020.04415.33
5.4.200.0130.02715.26
5.4.190.0060.02915.16
5.4.180.0100.02215.32
5.4.170.0050.04215.26
5.4.160.0050.03215.31
5.4.150.0050.03315.25
5.4.140.0030.03714.05
5.4.130.0050.02713.95
5.4.120.0100.02513.93
5.4.110.0080.03014.03
5.4.100.0020.03214.06
5.4.90.0070.02314.02
5.4.80.0030.02814.06
5.4.70.0060.02614.05
5.4.60.0050.02814.06
5.4.50.0080.02613.94
5.4.40.0070.02714.04
5.4.30.0060.02614.06
5.4.20.0050.02513.98
5.4.10.0070.03013.92
5.4.00.0110.02213.65
5.3.290.0070.02412.22
5.3.280.0060.02813.12
5.3.270.0060.02913.00
5.3.260.0030.03413.06
5.3.250.0070.02913.12
5.3.240.0130.02713.05
5.3.230.0030.03013.16
5.3.220.0150.02513.10
5.3.210.0060.02913.10
5.3.200.0070.02813.10
5.3.190.0070.02513.02
5.3.180.0050.02813.15
5.3.170.0040.02913.10
5.3.160.0080.02613.14
5.3.150.0050.02613.10
5.3.140.0030.03013.17
5.3.130.0060.02813.09
5.3.120.0080.02813.03
5.3.110.0050.03013.10
5.3.100.0050.02812.84
5.3.90.0030.02712.71
5.3.80.0050.02512.76
5.3.70.0100.02312.83
5.3.60.0030.02912.82
5.3.50.0100.02412.63
5.3.40.0030.03012.71
5.3.30.0080.02812.78
5.3.20.0050.03612.58
5.3.10.0030.02812.58
5.3.00.0030.02712.60
5.2.170.0030.04311.06
5.2.160.0100.03711.03
5.2.150.0070.04011.30
5.2.140.0100.05311.05
5.2.130.0030.04711.07
5.2.120.0000.04711.10
5.2.110.0100.04011.09
5.2.100.0070.03711.01
5.2.90.0200.02711.13
5.2.80.0000.06711.24
5.2.70.0030.05011.09
5.2.60.0030.04311.04
5.2.50.0030.04311.03
5.2.40.0130.03010.75
5.2.30.0170.02710.80
5.2.20.0030.04010.95
5.2.10.0100.03310.93
5.2.00.0030.04710.79
5.1.60.0070.0309.95
5.1.50.0100.03010.05
5.1.40.0030.0509.74
5.1.30.0030.03710.39
5.1.20.0100.03010.52
5.1.10.0000.0409.97
5.1.00.0070.03010.21
5.0.50.0030.0278.77
5.0.40.0000.0308.42
5.0.30.0030.0408.32
5.0.20.0000.0308.34
5.0.10.0030.0278.16
5.0.00.0000.0438.20
4.4.90.0070.0276.91
4.4.80.0000.0236.91
4.4.70.0030.0206.91
4.4.60.0070.0176.91
4.4.50.0070.0206.91
4.4.40.0000.0336.91
4.4.30.0000.0236.91
4.4.20.0000.0236.91
4.4.10.0030.0276.91
4.4.00.0000.0336.91
4.3.110.0070.0176.91
4.3.100.0030.0206.91
4.3.90.0000.0236.91
4.3.80.0070.0336.91
4.3.70.0100.0136.91
4.3.60.0030.0206.91
4.3.50.0000.0276.91
4.3.40.0000.0376.91
4.3.30.0070.0276.91
4.3.20.0030.0236.91
4.3.10.0000.0206.91
4.3.00.0030.0209.33

preferences:
50.47 ms | 400 KiB | 5 Q