3v4l.org

run code in 300+ PHP versions simultaneously
<?php $trim = 1; $a = "trim"; echo $$a;

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)
8.3.60.0170.00318.43
8.3.50.0140.00318.23
8.3.40.0040.01118.84
8.3.30.0140.00018.42
8.3.20.0060.00321.60
8.3.10.0050.00323.69
8.3.00.0070.00021.34
8.2.180.0110.01116.75
8.2.170.0150.00022.96
8.2.160.0100.00620.38
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0000.00720.56
8.2.120.0060.00326.35
8.2.110.0060.00319.27
8.2.100.0080.00317.91
8.2.90.0040.00418.03
8.2.80.0040.00418.03
8.2.70.0000.00917.93
8.2.60.0040.00417.63
8.2.50.0040.00418.10
8.2.40.0080.00022.30
8.2.30.0000.00719.33
8.2.20.0030.00517.92
8.2.10.0040.00417.73
8.2.00.0000.00818.05
8.1.270.0040.00423.91
8.1.260.0070.00026.35
8.1.250.0090.00028.09
8.1.240.0030.00619.13
8.1.230.0120.00022.75
8.1.220.0030.00517.74
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0090.00017.35
8.1.180.0070.00018.10
8.1.170.0030.00518.46
8.1.160.0050.00318.88
8.1.150.0030.00520.26
8.1.140.0040.00417.68
8.1.130.0000.00718.88
8.1.120.0070.00017.32
8.1.110.0040.00417.43
8.1.100.0070.00317.42
8.1.90.0030.00517.48
8.1.80.0000.00817.45
8.1.70.0000.00817.46
8.1.60.0030.00517.61
8.1.50.0070.00017.46
8.1.40.0000.00717.50
8.1.30.0000.01017.64
8.1.20.0040.00417.54
8.1.10.0020.00517.37
8.1.00.0000.01117.32
8.0.300.0000.00920.06
8.0.290.0040.00416.58
8.0.280.0040.00418.47
8.0.270.0030.00317.24
8.0.260.0030.00316.79
8.0.250.0030.00616.94
8.0.240.0050.00216.96
8.0.230.0070.00016.82
8.0.220.0030.00316.78
8.0.210.0040.00416.84
8.0.200.0030.00316.97
8.0.190.0000.00816.94
8.0.180.0050.00316.91
8.0.170.0000.00916.71
8.0.160.0050.00316.95
8.0.150.0000.00716.84
8.0.140.0040.00416.80
8.0.130.0030.00313.26
8.0.120.0000.00916.77
8.0.110.0040.00416.93
8.0.100.0040.00416.92
8.0.90.0070.00016.75
8.0.80.0060.00916.89
8.0.70.0040.00416.85
8.0.60.0040.00416.78
8.0.50.0070.00016.90
8.0.30.0110.00817.21
8.0.20.0090.01017.40
8.0.10.0040.00417.04
8.0.00.0080.01016.68
7.4.330.0000.00515.55
7.4.320.0030.00316.51
7.4.300.0030.00316.45
7.4.290.0070.00016.63
7.4.280.0000.00716.49
7.4.270.0000.00716.43
7.4.260.0040.00416.46
7.4.250.0000.00716.41
7.4.240.0070.00016.40
7.4.230.0030.00316.39
7.4.220.0050.00316.69
7.4.210.0080.00816.65
7.4.200.0070.00016.46
7.4.160.0070.00816.47
7.4.140.0110.00817.86
7.4.130.0060.01016.55
7.4.120.0090.00916.48
7.4.110.0070.01016.35
7.4.100.0040.01516.33
7.4.90.0060.01316.48
7.4.80.0080.01219.39
7.4.70.0070.01816.48
7.4.60.0030.01216.35
7.4.50.0030.01316.42
7.4.40.0110.00716.45
7.4.10.0040.01414.80
7.4.00.0090.00814.94
7.3.330.0050.00013.10
7.3.320.0030.00313.12
7.3.310.0030.00316.03
7.3.300.0000.00616.04
7.3.290.0040.00416.23
7.3.280.0100.00716.12
7.3.260.0070.01216.22
7.3.240.0110.00716.18
7.3.230.0100.00716.14
7.3.210.0180.00416.33
7.3.200.0070.00816.34
7.3.190.0100.00616.22
7.3.180.0110.00716.24
7.3.170.0160.00016.27
7.3.160.0000.01616.38
7.3.130.0070.01314.71
7.3.120.0050.01214.67
7.3.110.0050.01214.56
7.3.100.0060.00614.83
7.3.90.0050.00814.70
7.3.80.0010.01014.59
7.3.70.0020.00914.71
7.3.60.0050.01014.69
7.3.50.0090.00514.64
7.3.40.0030.00914.77
7.3.30.0040.01014.75
7.3.20.0020.01016.63
7.3.10.0100.00616.55
7.3.00.0110.00316.46
7.2.330.0100.00716.25
7.2.320.0090.00916.44
7.2.310.0140.00416.43
7.2.300.0130.01016.62
7.2.290.0070.01016.60
7.2.260.0070.01015.05
7.2.250.0090.00614.95
7.2.240.0060.01115.05
7.2.230.0060.01014.89
7.2.220.0060.00814.82
7.2.210.0050.00914.88
7.2.200.0040.00814.95
7.2.190.0120.00414.81
7.2.180.0050.01214.74
7.2.170.0070.00814.98
7.2.160.0030.00914.75
7.2.150.0070.00716.70
7.2.140.0110.00016.66
7.2.130.0120.00216.74
7.2.120.0120.00516.44
7.2.110.0090.00816.63
7.2.100.0290.01016.16
7.2.90.0300.01016.23
7.2.80.0270.00816.17
7.2.70.0320.00616.20
7.2.60.0460.00616.34
7.2.50.0380.00616.19
7.2.40.0280.01216.28
7.2.30.0350.00816.65
7.2.20.0320.01016.59
7.2.10.0310.00616.39
7.2.00.0280.00916.51
7.1.330.0060.00815.54
7.1.320.0050.00615.78
7.1.310.0030.01115.71
7.1.300.0090.00515.61
7.1.290.0040.00615.63
7.1.280.0070.00715.48
7.1.270.0070.00715.71
7.1.260.0020.01015.71
7.1.250.0080.00715.57
7.1.240.0040.00415.63
7.1.230.0100.00315.66
7.1.220.0530.00514.72
7.1.210.0550.00814.71
7.1.200.0320.00715.05
7.1.190.0470.00714.79
7.1.180.0560.00914.65
7.1.170.0540.00314.65
7.1.160.0550.00714.62
7.1.150.0370.00915.35
7.1.140.0450.00815.32
7.1.130.0430.01015.24
7.1.120.0380.01015.28
7.1.110.0390.00315.18
7.1.100.0370.00815.15
7.1.90.0350.00914.99
7.1.80.0350.00815.10
7.1.70.0360.00714.85
7.1.60.0580.01026.68
7.1.50.0500.01426.72
7.1.40.0480.01026.57
7.1.30.0210.01026.54
7.1.20.0310.01326.61
7.1.10.0200.01214.69
7.1.00.0440.00814.71
7.0.330.0040.01115.26
7.0.320.0030.01015.35
7.0.310.0040.01115.20
7.0.300.0120.00315.28
7.0.290.0000.00815.07
7.0.280.0060.00315.02
7.0.270.0040.00415.20
7.0.260.0000.00815.34
7.0.250.0080.00015.13
7.0.240.0000.01415.30
7.0.230.0100.00415.38
7.0.220.0060.00615.54
7.0.210.0090.00615.45
7.0.200.0070.00715.35
7.0.190.0090.00615.10
7.0.180.0040.01215.43
7.0.170.0000.01015.45
7.0.160.0030.01315.24
7.0.150.0090.00615.32
7.0.140.0000.00915.44
7.0.130.0090.00615.32
7.0.120.0100.00615.18
7.0.110.0080.00615.35
7.0.100.0090.00315.32
7.0.90.0040.01115.41
7.0.80.0070.00415.02
7.0.70.0100.00314.99
7.0.60.0030.01015.32
7.0.50.0030.00915.23
7.0.40.0000.01013.26
7.0.30.0000.01413.65
7.0.20.0040.00413.29
7.0.10.0130.00313.23
7.0.00.0030.01013.38
5.6.400.0030.00614.07
5.6.390.0030.00514.15
5.6.380.0020.01014.46
5.6.370.0030.00914.23
5.6.360.0060.00613.95
5.6.350.0030.01014.23
5.6.340.0030.01114.45
5.6.330.0090.00314.20
5.6.320.0080.00414.14
5.6.310.0070.00814.28
5.6.300.0100.00314.34
5.6.290.0040.01114.14
5.6.280.0120.00614.18
5.6.270.0060.00914.00
5.6.260.0000.01714.06
5.6.250.0090.00614.26
5.6.240.0030.00614.00
5.6.230.0100.00314.03
5.6.220.0100.00014.35
5.6.210.0070.00714.11
5.6.200.0030.01014.31
5.6.190.0030.00914.32
5.6.180.0070.00714.29
5.6.170.0110.00014.27
5.6.160.0030.01414.02
5.6.150.0030.01514.25
5.6.140.0070.00414.28
5.6.130.0100.01013.93
5.6.120.0100.00614.12
5.6.110.0030.01214.05
5.6.100.0120.00014.23
5.6.90.0070.00714.16
5.6.80.0000.01414.29
5.6.70.0030.01014.07
5.6.60.0120.00314.18
5.6.50.0040.00414.17
5.6.40.0080.00814.18
5.6.30.0100.00714.19
5.6.20.0060.00614.15
5.6.10.0030.00914.20
5.6.00.0040.00714.30

preferences:
58.87 ms | 400 KiB | 5 Q