3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = 1; function test1() { $var = 2; echo $var . "<br />"; } test1(); echo $var . "<br />"; echo "<hr />"; $var = 1; function test2() { global $var; $var = 2; echo $var . "<br />"; } test2(); echo $var . "<br />"; echo "<hr />"; $var = 1; function test3() { static $var = 2; echo $var . "<br />"; $var++; } test3(); test3(); test3(); echo $var . "<br />"; ?>

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)
8.3.60.0060.01016.75
8.3.50.0220.00616.43
8.3.40.0100.01318.44
8.3.30.0070.00718.76
8.3.20.0000.00918.64
8.3.10.0060.00318.52
8.3.00.0040.00419.38
8.2.180.0040.01425.92
8.2.170.0090.00619.09
8.2.160.0070.00722.96
8.2.150.0040.00425.66
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0070.00020.63
8.2.110.0030.00721.13
8.2.100.0080.00417.84
8.2.90.0040.00419.09
8.2.80.0000.00818.04
8.2.70.0060.00317.50
8.2.60.0050.00317.93
8.2.50.0030.00618.04
8.2.40.0080.00020.07
8.2.30.0040.00417.76
8.2.20.0050.00517.73
8.2.10.0070.00017.65
8.2.00.0040.00717.66
8.1.280.0120.00625.92
8.1.270.0040.00420.74
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0090.00021.37
8.1.230.0070.00417.77
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0030.00617.35
8.1.180.0050.00318.10
8.1.170.0050.00317.62
8.1.160.0070.00019.01
8.1.150.0040.00418.60
8.1.140.0080.00017.45
8.1.130.0030.00317.83
8.1.120.0000.00817.50
8.1.110.0000.00817.45
8.1.100.0040.00417.30
8.1.90.0000.00917.45
8.1.80.0030.00317.28
8.1.70.0000.00717.36
8.1.60.0030.00517.61
8.1.50.0040.00417.35
8.1.40.0000.00717.42
8.1.30.0090.00017.66
8.1.20.0050.00617.59
8.1.10.0040.00417.55
8.1.00.0000.00717.30
8.0.300.0000.00818.77
8.0.290.0000.00816.63
8.0.280.0000.00618.56
8.0.270.0070.00017.33
8.0.260.0000.00616.82
8.0.250.0030.00516.98
8.0.240.0070.00016.95
8.0.230.0000.00716.95
8.0.220.0030.00316.87
8.0.210.0070.00016.72
8.0.200.0040.00416.99
8.0.190.0040.00416.94
8.0.180.0070.00416.87
8.0.170.0000.00816.80
8.0.160.0000.00716.85
8.0.150.0030.00516.85
8.0.140.0040.00616.90
8.0.130.0000.00613.28
8.0.120.0000.00916.80
8.0.110.0040.00416.77
8.0.100.0050.00316.77
8.0.90.0040.00416.95
8.0.80.0150.00616.90
8.0.70.0030.00616.69
8.0.60.0000.00816.76
8.0.50.0030.00616.98
8.0.30.0130.00516.86
8.0.20.0070.01417.01
8.0.10.0030.00517.01
8.0.00.0080.01416.75
7.4.330.0040.00412.91
7.4.320.0000.00616.52
7.4.300.0030.00316.45
7.4.290.0050.00316.51
7.4.280.0070.00016.51
7.4.270.0000.00716.64
7.4.260.0030.00313.29
7.4.250.0060.00316.59
7.4.240.0040.00416.50
7.4.230.0000.00716.57
7.4.220.0080.00916.63
7.4.210.0070.01316.46
7.4.200.0080.00016.41
7.4.190.0030.00316.64
7.4.160.0090.00616.42
7.4.150.0030.01916.48
7.4.140.0180.00016.63
7.4.130.0170.00016.52
7.4.120.0030.01316.55
7.4.110.0060.01416.60
7.4.100.0060.01216.48
7.4.90.0100.01216.27
7.4.80.0090.00916.45
7.4.70.0030.01316.51
7.4.60.0100.00616.50
7.4.50.0000.00516.53
7.4.40.0030.01216.66
7.4.30.0100.00616.49
7.4.00.0040.01115.02
7.3.330.0000.00513.24
7.3.320.0030.00313.14
7.3.310.0070.00016.20
7.3.300.0000.00616.30
7.3.290.0030.01016.27
7.3.280.0060.01116.30
7.3.270.0140.00416.36
7.3.260.0090.00916.32
7.3.250.0150.00616.38
7.3.240.0130.00316.58
7.3.230.0100.00716.38
7.3.210.0100.00616.40
7.3.200.0090.00616.40
7.3.190.0120.00616.29
7.3.180.0090.00616.56
7.3.170.0130.00916.43
7.3.160.0030.01316.50
7.3.120.0030.01414.73
7.2.330.0110.00716.62
7.2.320.0060.01016.38
7.2.310.0150.00316.43
7.2.300.0130.00316.59
7.2.290.0090.00616.44
7.2.00.0070.00719.29
7.1.100.0030.01017.93
7.1.70.0000.00817.17
7.1.60.0040.00819.30
7.1.50.0030.01316.59
7.1.00.0070.06022.35
7.0.200.0040.00816.67
7.0.140.0070.07321.95
7.0.120.0030.07322.16
7.0.60.0100.08019.75
7.0.50.0070.08317.87
7.0.40.0200.07020.16
7.0.30.0300.08020.25
7.0.20.0330.06320.33
7.0.10.0070.09020.33
7.0.00.0000.05020.09
5.6.280.0070.07021.12
5.6.210.0030.05020.77
5.6.200.0030.04018.29
5.6.190.0070.08320.48
5.6.180.0470.06720.77
5.6.170.0300.05020.55
5.6.160.0230.04020.50
5.6.150.0070.08018.19
5.6.140.0130.06718.21
5.6.130.0130.03718.18
5.6.120.0070.06721.04
5.6.110.0070.06321.08
5.6.100.0070.06021.14
5.6.90.0100.03721.00
5.6.80.0170.07020.49
5.5.350.0030.08720.34
5.5.340.0070.08017.98
5.5.330.0070.04020.42
5.5.320.0170.03720.37
5.5.310.0200.04720.20
5.5.300.0070.03717.98
5.5.290.0000.04317.99
5.5.280.0130.08320.88
5.5.270.0070.04020.72
5.5.260.0070.08320.79
5.5.250.0100.08320.66
5.5.240.0200.06720.23
5.4.450.0000.04719.49
5.4.440.0100.05019.57
5.4.430.0070.04019.56
5.4.420.0030.04019.47
5.4.410.0030.04719.43
5.4.400.0000.04019.15
5.4.390.0030.03719.15
5.4.380.0030.03719.25
5.4.370.0170.02719.15
5.4.360.0070.03718.98
5.4.350.0030.03718.98
5.4.340.0030.03718.98
5.4.320.0030.04018.93
5.4.310.0030.03718.86
5.4.300.0030.03719.16
5.4.290.0100.03019.11
5.4.280.0030.03718.86
5.4.270.0100.03019.14
5.4.260.0030.03718.84
5.4.250.0030.03719.11
5.4.240.0130.03019.14
5.4.230.0070.04019.25
5.4.220.0070.03319.00
5.4.210.0030.03718.86
5.4.200.0070.03319.23
5.4.190.0030.04018.86
5.4.180.0030.05319.07
5.4.170.0130.06018.93
5.4.160.0070.07019.22
5.4.150.0030.08718.84
5.4.140.0100.07316.47
5.4.130.0130.05716.51
5.4.120.0100.06716.48
5.4.110.0070.06016.31
5.4.100.0100.07316.35
5.4.90.0230.05016.45
5.4.80.0030.08016.45
5.4.70.0070.06316.34
5.4.60.0070.04016.42
5.4.50.0100.03016.38
5.4.40.0030.06016.44
5.4.30.0070.04016.41
5.4.20.0070.03716.36
5.4.10.0100.05716.64
5.4.00.0070.05315.95
5.3.290.0030.03714.68
5.3.280.0070.03314.63
5.3.270.0100.07314.60
5.3.260.0100.07314.64
5.3.250.0170.06014.76
5.3.240.0070.07314.76
5.3.230.0100.07014.67
5.3.220.0070.04314.59
5.3.210.0030.07714.64
5.3.200.0130.06314.59
5.3.190.0130.07314.59
5.3.180.0030.07714.59
5.3.170.0130.05314.56
5.3.160.0100.07314.63
5.3.150.0030.04014.48
5.3.140.0030.04014.54
5.3.130.0100.05314.57
5.3.120.0070.08014.61
5.3.110.0070.07714.43
5.3.100.0170.06314.05
5.3.90.0030.04014.08
5.3.80.0030.04714.02
5.3.70.0100.07014.18
5.3.60.0070.06014.01
5.3.50.0030.05713.85
5.3.40.0100.06014.00
5.3.30.0100.07013.80
5.3.20.0030.08013.70
5.3.10.0070.03013.73
5.3.00.0000.04313.67
5.2.170.0030.04011.21
5.2.160.0070.06311.17
5.2.150.0070.06011.21
5.2.140.0100.04311.16
5.2.130.0070.05711.16
5.2.120.0070.05311.29
5.2.110.0100.05711.12
5.2.100.0030.03711.10
5.2.90.0000.05711.11
5.2.80.0070.05711.17
5.2.70.0000.05711.15
5.2.60.0030.05011.10
5.2.50.0000.05010.98
5.2.40.0000.06310.90
5.2.30.0100.06010.92
5.2.20.0100.05711.01
5.2.10.0030.03010.86
5.2.00.0030.06010.79
5.1.60.0000.03310.02
5.1.50.0100.0439.91
5.1.40.0030.05010.00
5.1.30.0130.04010.36
5.1.20.0070.05310.36
5.1.10.0070.05010.09
5.1.00.0070.05310.23
5.0.50.0100.0208.52
5.0.40.0030.0308.46
5.0.30.0070.0638.23
5.0.20.0070.0308.24
5.0.10.0030.0338.17
5.0.00.0030.0338.21
4.4.90.0000.0337.94
4.4.80.0070.0337.94
4.4.70.0070.0277.94
4.4.60.0030.0377.94
4.4.50.0000.0207.94
4.4.40.0000.0277.94
4.4.30.0030.0337.94
4.4.20.0030.0337.94
4.4.10.0000.0377.94
4.4.00.0100.0437.94
4.3.110.0000.0277.94
4.3.100.0070.0207.94
4.3.90.0030.0377.94
4.3.80.0030.0537.94
4.3.70.0000.0237.94
4.3.60.0100.0307.94
4.3.50.0000.0337.94
4.3.40.0000.0507.94
4.3.30.0000.0407.94
4.3.20.0100.0307.94
4.3.10.0030.0337.94
4.3.00.0000.0177.94

preferences:
40.87 ms | 401 KiB | 5 Q