3v4l.org

run code in 300+ PHP versions simultaneously
<?php putenv("TEST=TEST"); $test = getenv("TEST"); echo "TEST = " .$test." "; putenv("TEST1=+$test"); $test1 = getenv("TEST1"); echo "TEST1 = " .$test1;

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)
8.3.60.0120.00918.43
8.3.50.0090.00922.05
8.3.40.0070.00718.75
8.3.30.0070.00719.14
8.3.20.0030.00520.34
8.3.10.0040.00421.97
8.3.00.0080.00022.58
8.2.180.0110.00716.63
8.2.170.0110.00422.96
8.2.160.0090.00618.79
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0060.00326.16
8.2.120.0080.00019.23
8.2.110.0070.00321.04
8.2.100.0090.00317.91
8.2.90.0060.00319.21
8.2.80.0050.00317.97
8.2.70.0110.00017.63
8.2.60.0000.00717.80
8.2.50.0000.00918.07
8.2.40.0080.00018.14
8.2.30.0080.00018.16
8.2.20.0040.00417.52
8.2.10.0040.00417.74
8.2.00.0030.00517.74
8.1.280.0140.00725.92
8.1.270.0080.00022.07
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0110.00020.91
8.1.230.0070.00417.70
8.1.220.0070.00317.76
8.1.210.0060.00318.77
8.1.200.0030.00717.23
8.1.190.0000.00717.54
8.1.180.0070.00418.10
8.1.170.0040.00418.59
8.1.160.0020.00521.88
8.1.150.0040.00418.59
8.1.140.0030.00617.48
8.1.130.0000.00717.86
8.1.120.0070.00017.35
8.1.110.0040.00417.43
8.1.100.0040.00417.48
8.1.90.0030.00517.47
8.1.80.0000.00717.43
8.1.70.0030.00317.36
8.1.60.0060.00317.59
8.1.50.0000.00817.42
8.1.40.0080.00017.50
8.1.30.0050.00317.64
8.1.20.0050.00317.64
8.1.10.0040.00417.55
8.1.00.0000.00717.42
8.0.300.0000.00718.77
8.0.290.0040.00417.05
8.0.280.0030.00518.34
8.0.270.0000.00717.26
8.0.260.0030.00316.86
8.0.250.0040.00416.84
8.0.240.0070.00016.96
8.0.230.0040.00416.84
8.0.220.0060.00016.91
8.0.210.0070.00016.92
8.0.200.0030.00316.96
8.0.190.0090.00016.95
8.0.180.0000.00816.80
8.0.170.0050.00316.83
8.0.160.0050.00216.87
8.0.150.0030.00516.84
8.0.140.0050.00216.88
8.0.130.0030.00313.35
8.0.120.0040.00416.80
8.0.110.0000.00716.72
8.0.100.0040.00416.66
8.0.90.0000.00716.91
8.0.80.0080.01116.91
8.0.70.0000.00716.89
8.0.60.0040.00416.79
8.0.50.0000.00816.88
8.0.30.0060.01316.99
8.0.20.0080.01017.40
8.0.10.0070.00017.00
8.0.00.0050.01316.70
7.4.330.0050.00015.00
7.4.320.0060.00016.50
7.4.300.0030.00316.37
7.4.290.0070.00016.41
7.4.280.0000.00716.56
7.4.270.0040.00416.40
7.4.260.0110.00016.56
7.4.250.0030.00316.29
7.4.240.0050.00216.53
7.4.230.0030.00316.32
7.4.220.0070.01016.49
7.4.210.0050.00916.53
7.4.200.0000.00716.62
7.4.190.0000.00716.49
7.4.160.0080.00816.38
7.4.150.0120.00617.40
7.4.140.0110.01017.86
7.4.130.0090.00616.39
7.4.120.0060.01216.38
7.4.110.0090.00916.42
7.4.100.0040.01316.45
7.4.90.0120.00616.45
7.4.80.0150.00819.39
7.4.70.0060.01116.35
7.4.60.0130.01016.45
7.4.50.0000.00516.30
7.4.40.0090.00922.77
7.4.30.0120.00916.48
7.4.00.0070.00915.00
7.3.330.0000.00513.03
7.3.320.0030.00313.12
7.3.310.0030.00316.17
7.3.300.0000.00716.27
7.3.290.0030.01116.27
7.3.280.0110.00716.32
7.3.270.0030.01317.40
7.3.260.0030.01516.14
7.3.250.0190.00316.34
7.3.240.0190.00316.21
7.3.230.0030.01416.71
7.3.210.0070.01016.46
7.3.200.0070.01319.39
7.3.190.0120.00916.39
7.3.180.0030.01316.61
7.3.170.0130.00716.49
7.3.160.0070.01416.35
7.3.120.0090.00714.62
7.3.110.0040.01414.52
7.3.100.0100.00614.66
7.3.90.0030.01014.63
7.3.80.0030.01014.88
7.3.70.0110.00414.84
7.3.60.0060.00614.86
7.3.50.0000.00814.80
7.3.40.0080.00014.60
7.3.30.0060.00314.85
7.3.20.0130.00016.57
7.3.10.0100.00316.71
7.3.00.0040.01116.76
7.2.330.0090.00916.87
7.2.320.0200.00316.80
7.2.310.0070.01016.61
7.2.300.0100.01016.79
7.2.290.0090.00916.47
7.2.250.0100.01015.05
7.2.240.0070.01315.16
7.2.230.0060.00915.16
7.2.220.0130.00615.27
7.2.210.0030.00914.59
7.2.200.0000.01215.14
7.2.190.0070.00714.91
7.2.180.0060.00915.10
7.2.170.0060.00915.04
7.2.00.0030.01019.45
7.1.330.0060.00915.58
7.1.320.0040.01115.52
7.1.310.0060.00315.76
7.1.300.0060.00315.56
7.1.290.0040.00415.71
7.1.280.0000.01015.76
7.1.270.0030.00715.81
7.1.260.0000.01515.53
7.1.200.0070.00315.88
7.1.100.0040.00718.09
7.1.70.0030.00517.23
7.1.60.0100.01419.82
7.1.50.0030.02017.07
7.1.00.0030.07722.45
7.0.200.0120.00016.79
7.0.140.0030.07322.08
7.0.60.0030.08719.78
7.0.50.0130.06717.88
7.0.40.0030.07720.24
7.0.30.0370.04320.05
7.0.20.0270.08319.96
7.0.10.0030.08720.20
7.0.00.0000.04320.16
5.6.280.0030.07321.09
5.6.210.0070.08020.70
5.6.200.0130.08018.14
5.6.190.0070.08320.61
5.6.180.0300.07320.43
5.6.170.0430.05720.38
5.6.160.0070.04020.49
5.6.150.0030.08318.17
5.6.140.0130.05018.14
5.6.130.0100.08718.11
5.6.120.0100.08320.89
5.6.110.0000.08720.98
5.6.100.0200.08020.99
5.6.90.0170.04021.09
5.6.80.0030.05020.53
5.6.70.4470.04320.27
5.5.350.0070.07320.48
5.5.340.0070.08718.02
5.5.330.0130.07720.06
5.5.320.0330.07320.24
5.5.310.0370.05020.16
5.5.300.0070.08018.01
5.5.290.0130.07718.00
5.5.280.0100.06720.79
5.5.270.0100.08020.79
5.5.260.0100.03720.86
5.5.250.0000.04320.69
5.5.240.0000.08020.28
5.4.450.0570.05719.43
5.4.440.0500.06319.27
5.4.430.0100.05319.46
5.4.420.0100.05319.47
5.4.410.0100.05319.07
5.4.400.1930.00018.49
5.4.390.1530.00018.58
5.4.380.0200.05718.56
5.4.370.0430.04018.64
5.4.360.0400.04718.61
5.4.350.0370.05018.74
5.4.340.0370.05718.70
5.4.320.0040.03812.45
5.4.310.0040.04412.45
5.4.300.0110.03512.46
5.4.290.0080.04212.46
5.4.280.0040.03612.35
5.4.270.0100.05019.00
5.4.260.0070.05318.72
5.4.250.0100.05318.72
5.4.240.0130.04718.99
5.4.230.0030.08018.92
5.4.220.0100.05318.64
5.4.210.0270.06019.03
5.4.200.0170.04018.72
5.4.190.0100.05319.01
5.4.180.0100.07318.93
5.4.170.0170.06319.02
5.4.160.0030.05718.88
5.4.150.0130.05018.72
5.4.140.0170.05316.25
5.4.130.0130.04016.24
5.4.120.0030.07316.44
5.4.110.0100.07016.50
5.4.100.0170.05716.49
5.4.90.0170.04016.42
5.4.80.0170.04016.39
5.4.70.0070.05016.43
5.4.60.0100.04316.32
5.4.50.0070.05016.23
5.4.40.0170.06016.55
5.4.30.0100.05016.29
5.4.20.0100.04716.39
5.4.10.0200.06716.45
5.4.00.0200.04015.94
5.3.290.0060.04112.80
5.3.280.0130.05014.44
5.3.270.0130.04314.33
5.3.260.0030.05714.48
5.3.250.0070.05314.47
5.3.240.0130.04314.60
5.3.230.0100.04714.44
5.3.220.0030.05714.58
5.3.210.0170.06014.58
5.3.200.0070.06314.56
5.3.190.0070.05014.27
5.3.180.0070.07014.56
5.3.170.0100.06014.45
5.3.160.0070.05014.57
5.3.150.0130.04314.59
5.3.140.0100.04714.57
5.3.130.0070.05014.40
5.3.120.0100.07014.64
5.3.110.0170.04314.32
5.3.100.0070.05014.09
5.3.90.0100.04313.79
5.3.80.0170.05714.06
5.3.70.0130.06313.95
5.3.60.0130.06013.70
5.3.50.0130.04313.96
5.3.40.0130.04313.94
5.3.30.0130.04313.91
5.3.20.0100.04713.70
5.3.10.0070.04713.74
5.3.00.0130.04313.64
5.2.170.0070.04311.16
5.2.160.0070.06011.05
5.2.150.0100.04011.07
5.2.140.0030.04311.14
5.2.130.0130.05011.10
5.2.120.0070.03711.25
5.2.110.0070.05311.09
5.2.100.0070.05311.11
5.2.90.0130.04710.86
5.2.80.0130.04711.10
5.2.70.0030.04711.11
5.2.60.0030.06311.20
5.2.50.0100.03310.85
5.2.40.0130.04710.99
5.2.30.0130.03310.98
5.2.20.0100.03310.97
5.2.10.0070.03711.07
5.2.00.0070.04010.55
5.1.60.0030.0339.88
5.1.50.0070.0409.90
5.1.40.0070.0309.91
5.1.30.0070.05010.38
5.1.20.0070.04010.43
5.1.10.0070.04710.15
5.1.00.0130.04010.29
5.0.50.0030.0338.59
5.0.40.0070.0238.50
5.0.30.0070.0437.98
5.0.20.0070.0338.19
5.0.10.0070.0278.14
5.0.00.0030.0538.19
4.4.90.0070.0205.90
4.4.80.0030.0235.90
4.4.70.0030.0275.90
4.4.60.0000.0305.90
4.4.50.0070.0175.90
4.4.40.0030.0305.90
4.4.30.0070.0205.90
4.4.20.0000.0235.90
4.4.10.0000.0235.90
4.4.00.0070.0305.93
4.3.110.0000.0235.89
4.3.100.0070.0175.89
4.3.90.0030.0275.89
4.3.80.0070.0375.89
4.3.70.0000.0235.89
4.3.60.0030.0235.89
4.3.50.0100.0175.89
4.3.40.0000.0335.89
4.3.30.0030.0275.89
4.3.20.0030.0275.89
4.3.10.0100.0135.89
4.3.00.0070.0237.75

preferences:
44.73 ms | 404 KiB | 6 Q