3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var1 = '123'; $var2 = '456A'; $var3 = '78'; $var4 = (int) $var2; $var5 = (float) $var2; $var6 = $var2 + 0; $var7 = 0 + $var2; comparevar("var1 and var2", $var1, $var2); comparevar("var2 and var3", $var2, $var3); comparevar("var3 and var1", $var3, $var1); comparevar("var4 and var5", $var4, $var5); function comparevar($tag, $arg1, $arg2) { say($tag); if ($arg1 === $arg2) { say("$arg1 === $arg2"); } if ($arg1 < $arg2) { say("$arg1 < $arg2"); } if ($arg1 > $arg2) { say("$arg1 > $arg2"); } } function say($str) { echo $str, "\n"; }

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)
8.3.40.0090.00618.68
8.3.30.0140.00318.92
8.3.20.0050.00220.33
8.3.10.0050.00323.48
8.3.00.0050.00319.38
8.2.170.0110.00422.96
8.2.160.0000.01520.47
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0080.00026.16
8.2.120.0040.00420.90
8.2.110.0090.00019.36
8.2.100.0040.00717.84
8.2.90.0040.00419.17
8.2.80.0080.00017.97
8.2.70.0080.00017.75
8.2.60.0030.00517.93
8.2.50.0040.00418.07
8.2.40.0060.00718.16
8.2.30.0040.00418.12
8.2.20.0040.00417.86
8.2.10.0040.00418.12
8.2.00.0050.00317.68
8.1.270.0080.00023.88
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0070.00322.02
8.1.230.0080.00318.64
8.1.220.0060.00317.78
8.1.210.0050.00318.77
8.1.200.0070.00317.35
8.1.190.0060.00317.23
8.1.180.0050.00318.10
8.1.170.0030.00518.56
8.1.160.0000.00722.08
8.1.150.0070.00018.81
8.1.140.0100.00017.38
8.1.130.0000.00717.86
8.1.120.0000.00717.41
8.1.110.0070.00017.45
8.1.100.0070.00017.48
8.1.90.0030.00617.49
8.1.80.0000.00717.47
8.1.70.0000.00717.41
8.1.60.0060.00317.48
8.1.50.0030.00617.55
8.1.40.0030.00617.45
8.1.30.0040.00417.52
8.1.20.0100.00017.61
8.1.10.0040.00417.51
8.1.00.0000.00717.44
8.0.300.0040.00420.08
8.0.290.0040.00416.63
8.0.280.0030.00318.37
8.0.270.0000.00717.27
8.0.260.0000.00617.18
8.0.250.0000.00717.05
8.0.240.0080.00017.04
8.0.230.0070.00017.03
8.0.220.0000.00716.87
8.0.210.0070.00016.98
8.0.200.0070.00016.89
8.0.190.0040.00417.02
8.0.180.0020.00516.93
8.0.170.0000.00716.99
8.0.160.0070.00017.04
8.0.150.0000.00716.89
8.0.140.0040.00416.86
8.0.130.0040.00413.39
8.0.120.0080.00016.99
8.0.110.0030.00616.98
8.0.100.0000.00816.76
8.0.90.0000.00716.84
8.0.80.0060.00916.86
8.0.70.0000.00816.77
8.0.60.0030.00516.75
8.0.50.0050.00216.91
8.0.30.0150.00617.21
8.0.20.0120.00717.40
8.0.10.0000.00716.88
8.0.00.0130.00417.03
7.4.330.0000.00715.00
7.4.320.0030.00316.63
7.4.300.0030.00316.62
7.4.290.0040.00416.62
7.4.280.0080.00016.61
7.4.270.0030.00316.54
7.4.260.0000.00816.43
7.4.250.0040.00416.46
7.4.240.0040.00416.60
7.4.230.0000.00716.51
7.4.220.0070.01016.47
7.4.210.0130.00316.59
7.4.200.0030.00316.54
7.4.160.0040.01216.43
7.4.150.0130.00417.40
7.4.140.0130.00517.86
7.4.130.0080.01216.57
7.4.120.0060.01216.59
7.4.110.0100.00716.52
7.4.100.0100.00716.64
7.4.90.0040.01416.31
7.4.80.0040.01319.39
7.4.70.0160.00616.46
7.4.60.0070.01016.42
7.4.50.0000.00816.56
7.4.40.0110.00716.74
7.4.30.0060.01116.64
7.4.00.0070.01115.05
7.3.330.0030.00313.25
7.3.320.0000.00513.20
7.3.310.0000.00716.46
7.3.300.0000.00716.41
7.3.290.0040.01016.46
7.3.280.0070.01116.41
7.3.270.0070.01017.40
7.3.260.0080.01116.61
7.3.250.0120.00716.47
7.3.240.0130.00516.56
7.3.230.0040.01216.55
7.3.210.0040.01316.63
7.3.200.0060.01119.39
7.3.190.0140.00316.44
7.3.180.0030.01216.37
7.3.170.0170.00316.45
7.3.160.0040.01116.43
7.3.120.0070.01014.82
7.3.110.0060.01115.03
7.3.100.0050.00914.91
7.3.90.0070.00614.75
7.3.80.0020.01114.76
7.3.70.0060.00614.83
7.3.60.0030.01014.87
7.3.50.0000.00914.81
7.3.40.0060.01014.79
7.3.30.0020.01214.77
7.3.20.0030.00616.61
7.3.10.0060.00516.55
7.3.00.0080.00516.60
7.2.330.0030.01516.40
7.2.320.0100.00616.36
7.2.310.0060.01316.63
7.2.300.0080.00816.74
7.2.290.0130.00416.75
7.2.250.0080.00815.14
7.2.240.0100.00815.01
7.2.230.0070.00514.85
7.2.220.0060.00714.86
7.2.210.0050.01215.22
7.2.200.0060.00615.11
7.2.190.0070.00715.05
7.2.180.0080.00614.89
7.2.170.0050.01214.79
7.2.130.0030.01416.98
7.2.120.0060.00916.71
7.2.110.0070.00416.90
7.2.100.0040.01216.64
7.2.90.0070.01016.96
7.2.80.0090.00316.86
7.2.70.0060.00616.79
7.2.60.0050.01016.87
7.2.50.0070.00316.86
7.2.40.0110.00416.68
7.2.30.0040.00817.00
7.2.20.0040.00816.89
7.2.10.0070.00316.94
7.2.00.0020.01118.24
7.1.330.0030.01015.77
7.1.320.0080.00415.59
7.1.310.0050.00815.79
7.1.300.0050.00915.59
7.1.290.0080.00315.79
7.1.280.0050.00615.72
7.1.270.0070.00515.77
7.1.260.0070.00715.65
7.1.250.0000.01015.65
7.1.200.0060.00615.65
7.1.100.0000.01018.30
7.1.70.0060.00617.18
7.1.60.0040.02119.46
7.1.50.0060.01817.05
7.1.00.0000.08022.54
7.0.200.0030.00316.78
7.0.140.0030.07722.15
7.0.60.0030.04019.87
7.0.50.0070.03717.85
7.0.40.0030.09020.11
7.0.30.0300.08020.21
7.0.20.0270.03020.06
7.0.10.0130.07320.32
7.0.00.0130.04720.07
5.6.280.0100.06321.05
5.6.210.0230.07320.68
5.6.200.0130.04018.29
5.6.190.0070.08020.56
5.6.180.4300.04020.70
5.6.170.0270.07720.39
5.6.160.0000.06020.39
5.6.150.0100.07018.18
5.6.140.0070.08318.12
5.6.130.0100.04718.14
5.6.120.0170.07320.78
5.6.110.0130.03321.02
5.6.100.0130.06321.12
5.6.90.0030.06721.11
5.6.80.0070.08320.38
5.5.350.0300.07320.50
5.5.340.0130.07317.99
5.5.330.0130.07320.21
5.5.320.0270.04720.36
5.5.310.0230.03320.24
5.5.300.0030.05018.03
5.5.290.0030.09017.96
5.5.280.0000.04720.99
5.5.270.0070.05020.64
5.5.260.0130.07020.98
5.5.250.0100.03320.59
5.5.240.0170.04020.20
5.4.450.0270.04319.55
5.4.440.0330.04319.42
5.4.430.0430.03719.41
5.4.420.0200.04319.47
5.4.410.0130.04319.31
5.4.400.0400.03019.23
5.4.390.0270.04019.34
5.4.380.0330.06018.61
5.4.370.0330.05318.59
5.4.360.0470.06718.80
5.4.350.0370.05318.78
5.4.340.0530.06718.89
5.4.320.0090.04412.51
5.4.310.0070.03612.51
5.4.300.0020.04012.52
5.4.290.0080.04512.51
5.4.280.0020.04012.41
5.4.270.0060.03512.41
5.4.260.0050.03912.41
5.4.250.0070.03612.41
5.4.240.0060.03612.41
5.4.230.0040.03912.40
5.4.220.0070.03712.39
5.4.210.0040.03812.40
5.4.200.0060.03712.40
5.4.190.0040.03712.39
5.4.180.0070.03812.39
5.4.170.0050.03612.41
5.4.160.0050.03512.40
5.4.150.0060.03512.39
5.4.140.0070.04512.08
5.4.130.0040.04412.07
5.4.120.0050.03512.02
5.4.110.0070.03412.02
5.4.100.0080.03312.02
5.4.90.0070.03612.02
5.4.80.0040.03812.02
5.4.70.0050.03812.02
5.4.60.0050.03512.02
5.4.50.0060.03812.01
5.4.40.0050.03912.00
5.4.30.0060.04112.00
5.4.20.0090.03212.00
5.4.10.0030.03712.00
5.4.00.0060.03811.49
5.3.290.0070.04112.80
5.3.280.0100.03512.71
5.3.270.0080.03712.73
5.3.260.0030.04112.72
5.3.250.0050.03812.72
5.3.240.0060.03612.71
5.3.230.0060.03712.71
5.3.220.0080.03512.68
5.3.210.0070.03812.68
5.3.200.0100.03612.68
5.3.190.0050.03812.68
5.3.180.0060.03612.68
5.3.170.0030.03912.67
5.3.160.0070.03412.68
5.3.150.0060.04212.67
5.3.140.0040.03812.66
5.3.130.0070.03712.66
5.3.120.0040.04012.65
5.3.110.0060.03912.66
5.3.100.0050.03812.12
5.3.90.0040.03912.11
5.3.80.0080.03912.09
5.3.70.0060.04212.09
5.3.60.0070.03612.08
5.3.50.0080.03612.03
5.3.40.0050.03712.03
5.3.30.0070.03311.98
5.3.20.0040.03611.77
5.3.10.0040.03611.73
5.3.00.0060.03511.72
5.2.170.0030.0329.22
5.2.160.0070.0269.23
5.2.150.0030.0329.22
5.2.140.0040.0319.22
5.2.130.0060.0279.18
5.2.120.0020.0309.18
5.2.110.0060.0309.19
5.2.100.0030.0309.19
5.2.90.0050.0279.19
5.2.80.0050.0299.18
5.2.70.0040.0309.18
5.2.60.0040.0299.14
5.2.50.0030.0319.11
5.2.40.0050.0279.08
5.2.30.0030.0319.05
5.2.20.0050.0279.04
5.2.10.0040.0288.95
5.2.00.0080.0318.82
5.1.60.0040.0248.09
5.1.50.0050.0248.09
5.1.40.0030.0258.07
5.1.30.0050.0308.42
5.1.20.0070.0258.44
5.1.10.0020.0288.16
5.1.00.0020.0278.17
5.0.50.0030.0216.65
5.0.40.0050.0176.50
5.0.30.0040.0326.32
5.0.20.0040.0226.31
5.0.10.0040.0216.29
5.0.00.0040.0336.28
4.4.90.0020.0164.78
4.4.80.0020.0154.76
4.4.70.0030.0144.75
4.4.60.0070.0104.76
4.4.50.0050.0124.77
4.4.40.0040.0284.71
4.4.30.0020.0164.76
4.4.20.0030.0184.84
4.4.10.0040.0144.84
4.4.00.0050.0224.76
4.3.110.0020.0164.66
4.3.100.0020.0174.67
4.3.90.0030.0144.63
4.3.80.0010.0264.58
4.3.70.0040.0144.63
4.3.60.0040.0134.63
4.3.50.0020.0164.63
4.3.40.0020.0244.54
4.3.30.0010.0163.34
4.3.20.0030.0143.32
4.3.10.0030.0153.27
4.3.00.0030.01315.68

preferences:
52.37 ms | 400 KiB | 5 Q