3v4l.org

run code in 300+ PHP versions simultaneously
<?php putenv("TEST==PHP_"); $test = getenv("TEST"); echo "TEST = " .$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)
8.3.60.0090.00618.36
8.3.50.0060.00918.17
8.3.40.0060.00918.67
8.3.30.0100.00318.96
8.3.20.0040.00420.39
8.3.10.0080.00022.17
8.3.00.0070.00022.40
8.2.180.0190.00316.50
8.2.170.0070.00722.96
8.2.160.0070.00718.96
8.2.150.0080.00024.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0060.00319.23
8.2.110.0060.00322.14
8.2.100.0090.00319.34
8.2.90.0050.00319.21
8.2.80.0000.00817.97
8.2.70.0100.00017.50
8.2.60.0060.00317.80
8.2.50.0000.00818.07
8.2.40.0040.00418.16
8.2.30.0030.00617.96
8.2.20.0000.00717.55
8.2.10.0000.00717.55
8.2.00.0000.00717.66
8.1.270.0040.01122.19
8.1.260.0050.00226.35
8.1.250.0000.00728.09
8.1.240.0030.00623.84
8.1.230.0040.00719.13
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0040.00417.22
8.1.190.0040.00417.53
8.1.180.0060.00618.10
8.1.170.0030.00618.39
8.1.160.0070.00021.92
8.1.150.0040.00418.63
8.1.140.0040.00417.31
8.1.130.0080.00017.73
8.1.120.0000.00717.45
8.1.110.0040.00417.50
8.1.100.0050.00217.33
8.1.90.0040.00417.52
8.1.80.0000.00817.48
8.1.70.0070.00017.32
8.1.60.0030.00517.62
8.1.50.0040.00417.53
8.1.40.0060.00317.51
8.1.30.0030.00617.61
8.1.20.0050.00317.64
8.1.10.0040.00417.45
8.1.00.0040.00417.48
8.0.300.0000.00818.77
8.0.290.0060.00317.18
8.0.280.0000.00718.44
8.0.270.0030.00317.20
8.0.260.0050.00216.72
8.0.250.0000.00716.97
8.0.240.0030.00316.95
8.0.230.0030.00316.82
8.0.220.0070.00016.80
8.0.210.0070.00016.79
8.0.200.0030.00316.93
8.0.190.0080.00016.92
8.0.180.0040.00416.83
8.0.170.0080.00016.98
8.0.160.0080.00016.91
8.0.150.0050.00316.80
8.0.140.0040.00416.86
8.0.130.0000.00713.24
8.0.120.0030.00516.82
8.0.110.0000.00716.82
8.0.100.0040.00416.94
8.0.90.0050.00316.77
8.0.80.0100.01016.83
8.0.70.0040.00416.75
8.0.60.0030.00316.77
8.0.50.0000.00816.87
8.0.30.0120.01017.05
8.0.20.0080.01017.40
8.0.10.0000.00716.94
8.0.00.0060.01216.66
7.4.330.0060.00015.00
7.4.320.0030.00316.39
7.4.300.0000.00716.44
7.4.290.0070.00016.42
7.4.280.0030.00316.53
7.4.270.0070.00016.58
7.4.260.0000.01016.41
7.4.250.0030.00316.32
7.4.240.0040.00316.51
7.4.230.0050.00216.34
7.4.220.0090.00916.55
7.4.210.0060.00916.50
7.4.200.0000.00716.32
7.4.190.0070.00016.66
7.4.160.0040.01116.34
7.4.150.0120.00617.40
7.4.140.0090.01217.86
7.4.130.0120.00416.30
7.4.120.0110.00616.38
7.4.110.0070.01016.41
7.4.100.0080.00816.52
7.4.90.0070.01016.56
7.4.80.0110.00619.39
7.4.70.0070.01016.59
7.4.60.0100.00716.34
7.4.50.0040.00416.25
7.4.40.0070.00822.77
7.4.30.0080.00816.51
7.4.00.0070.01014.69
7.3.330.0000.00613.07
7.3.320.0030.00313.06
7.3.310.0000.00716.29
7.3.300.0000.00716.21
7.3.290.0030.01016.28
7.3.280.0070.00816.31
7.3.270.0110.00617.40
7.3.260.0070.01016.62
7.3.250.0080.01316.41
7.3.240.0060.01016.47
7.3.230.0180.00016.39
7.3.210.0130.00316.25
7.3.200.0090.01219.39
7.3.190.0110.00616.15
7.3.180.0030.01316.40
7.3.170.0140.00616.32
7.3.160.0080.00816.34
7.3.120.0050.01014.56
7.3.110.0000.01614.98
7.3.100.0040.01114.89
7.3.90.0090.00315.13
7.3.80.0080.00814.89
7.3.70.0030.01214.85
7.3.60.0060.01014.74
7.3.50.0040.01114.81
7.3.40.0030.01214.93
7.3.30.0110.00415.00
7.3.20.0030.01316.64
7.3.10.0060.00916.46
7.3.00.0100.00316.76
7.2.330.0150.00316.78
7.2.320.0100.00716.69
7.2.310.0180.00316.86
7.2.300.0100.00716.63
7.2.290.0150.00416.73
7.2.250.0030.01614.98
7.2.240.0000.01614.90
7.2.230.0120.00315.23
7.2.220.0030.01414.71
7.2.210.0060.01214.92
7.2.200.0160.00015.02
7.2.190.0040.01214.89
7.2.180.0060.00615.01
7.2.170.0030.00614.88
7.2.00.0000.01219.39
7.1.330.0060.00915.82
7.1.320.0040.00715.80
7.1.310.0090.00615.85
7.1.300.0040.00715.89
7.1.290.0040.01115.84
7.1.280.0040.00715.78
7.1.270.0090.00315.58
7.1.260.0070.00715.55
7.1.100.0030.01017.89
7.1.70.0030.00617.15
7.1.60.0060.01319.82
7.1.50.0120.01216.96
7.1.00.0100.07022.50
7.0.200.0070.00716.63
7.0.140.0070.07021.93
7.0.60.0170.06719.78
7.0.50.0070.03717.86
7.0.40.0070.09020.12
7.0.30.0230.03720.00
7.0.20.0400.08020.41
7.0.10.0000.05320.00
7.0.00.0130.07320.17
5.6.280.0000.07320.92
5.6.210.0070.08320.64
5.6.200.0070.07318.20
5.6.190.0100.04020.77
5.6.180.3730.03720.61
5.6.170.0300.05020.51
5.6.160.0170.07320.48
5.6.150.0070.04718.15
5.6.140.0030.07718.15
5.6.130.0070.07318.21
5.6.120.0200.06720.96
5.6.110.0100.08721.00
5.6.100.0000.06320.98
5.6.90.0030.07320.96
5.6.80.0000.07320.50
5.6.70.3070.03320.37
5.5.350.0170.07320.40
5.5.340.0030.04017.98
5.5.330.0000.05720.07
5.5.320.4130.04320.48
5.5.310.0230.06720.32
5.5.300.0070.07717.88
5.5.290.0130.08018.00
5.5.280.0130.04020.79
5.5.270.0070.05320.85
5.5.260.0100.06320.74
5.5.250.0130.08720.70
5.5.240.0200.08020.28
5.4.450.0700.06319.49
5.4.440.0700.06719.48
5.4.430.0100.05719.43
5.4.420.0200.04319.49
5.4.410.0130.05319.37
5.4.400.0800.00018.74
5.4.390.0900.00018.61
5.4.380.0270.07018.74
5.4.370.0230.05718.49
5.4.360.0270.04718.65
5.4.350.0400.04318.53
5.4.340.0400.05018.54
5.4.320.0050.03612.45
5.4.310.0030.04012.45
5.4.300.0060.03512.46
5.4.290.0040.04012.45
5.4.280.0070.05712.35
5.4.270.0130.05318.94
5.4.260.0030.05318.75
5.4.250.0230.05318.70
5.4.240.0070.05318.89
5.4.230.0070.05318.74
5.4.220.0000.06018.65
5.4.210.0170.04318.80
5.4.200.0170.06318.84
5.4.190.0070.05718.83
5.4.180.0100.07018.65
5.4.170.0130.06718.87
5.4.160.0170.04318.72
5.4.150.0130.05019.02
5.4.140.0070.07316.44
5.4.130.0070.06016.48
5.4.120.0100.06316.46
5.4.110.0070.05016.45
5.4.100.0100.05316.35
5.4.90.0070.06716.51
5.4.80.0070.05716.20
5.4.70.0100.04316.33
5.4.60.0100.04716.21
5.4.50.0030.05716.48
5.4.40.0070.05016.39
5.4.30.0130.04316.27
5.4.20.0070.06316.46
5.4.10.0300.04716.41
5.4.00.0030.05015.93
5.3.290.0070.04712.80
5.3.280.0130.06314.43
5.3.270.0100.06014.64
5.3.260.0070.07314.47
5.3.250.0100.07314.50
5.3.240.0100.05314.44
5.3.230.0130.04714.29
5.3.220.0070.05014.57
5.3.210.0170.04714.34
5.3.200.0200.06014.58
5.3.190.0100.07014.56
5.3.180.0170.04014.71
5.3.170.0030.07314.40
5.3.160.0070.07014.41
5.3.150.0100.04714.61
5.3.140.0030.05314.57
5.3.130.0100.05714.32
5.3.120.0130.06714.41
5.3.110.0070.05014.54
5.3.100.0070.07013.89
5.3.90.0070.05014.02
5.3.80.0100.06014.11
5.3.70.0130.06013.71
5.3.60.0070.06013.70
5.3.50.0130.04013.94
5.3.40.0200.05313.99
5.3.30.0170.03713.95
5.3.20.0000.05313.71
5.3.10.0100.04713.34
5.3.00.0100.04713.52
5.2.170.0100.05311.15
5.2.160.0070.04010.97
5.2.150.0100.05311.14
5.2.140.0100.05711.14
5.2.130.0030.05711.11
5.2.120.0070.05311.11
5.2.110.0100.05011.01
5.2.100.0130.03011.11
5.2.90.0130.04711.19
5.2.80.0070.05311.11
5.2.70.0130.04711.12
5.2.60.0030.04311.07
5.2.50.0130.03311.17
5.2.40.0070.05011.16
5.2.30.0100.03311.01
5.2.20.0130.03310.97
5.2.10.0070.03710.75
5.2.00.0070.04710.63
5.1.60.0070.04710.07
5.1.50.0030.0379.91
5.1.40.0100.03310.06
5.1.30.0170.04010.41
5.1.20.0100.03010.33
5.1.10.0070.03310.15
5.1.00.0100.03010.00
5.0.50.0030.0308.31
5.0.40.0000.0308.45
5.0.30.0070.0438.39
5.0.20.0070.0338.18
5.0.10.0170.0278.25
5.0.00.0100.0338.20
4.4.90.0030.0275.79
4.4.80.0070.0175.79
4.4.70.0100.0175.79
4.4.60.0030.0205.79
4.4.50.0000.0235.81
4.4.40.0000.0375.80
4.4.30.0070.0175.79
4.4.20.0070.0275.86
4.4.10.0030.0305.84
4.4.00.0000.0335.86
4.3.110.0000.0275.78
4.3.100.0030.0235.78
4.3.90.0000.0275.78
4.3.80.0000.0435.78
4.3.70.0000.0335.78
4.3.60.0030.0205.78
4.3.50.0000.0275.78
4.3.40.0070.0275.78
4.3.30.0000.0305.78
4.3.20.0000.0275.78
4.3.10.0000.0305.78
4.3.00.0100.0207.75

preferences:
54.58 ms | 400 KiB | 5 Q