3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ''; list(,$a) = ['test', 'shmest']; 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)
8.3.40.0100.00718.64
8.3.30.0030.01418.96
8.3.20.0040.00420.31
8.3.10.0060.00321.59
8.3.00.0070.00317.47
8.2.170.0110.01122.96
8.2.160.0070.00720.43
8.2.150.0000.00824.18
8.2.140.0070.00724.66
8.2.130.0040.00426.16
8.2.120.0070.00021.09
8.2.110.0030.00720.94
8.2.100.0090.00317.87
8.2.90.0080.00019.29
8.2.80.0070.00017.97
8.2.70.0060.00317.63
8.2.60.0080.00018.03
8.2.50.0000.00818.07
8.2.40.0000.00818.09
8.2.30.0050.00718.09
8.2.20.0000.00917.72
8.2.10.0050.00318.09
8.2.00.0000.00717.79
8.1.270.0040.00423.96
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0100.00723.97
8.1.230.0080.00420.89
8.1.220.0040.00418.77
8.1.210.0000.00919.10
8.1.200.0080.00317.22
8.1.190.0030.00517.23
8.1.180.0040.00418.10
8.1.170.0040.00418.46
8.1.160.0050.00321.80
8.1.150.0080.00018.80
8.1.140.0040.00417.38
8.1.130.0030.00317.72
8.1.120.0000.00817.37
8.1.110.0040.00417.22
8.1.100.0040.00417.38
8.1.90.0030.00717.28
8.1.80.0090.00017.29
8.1.70.0030.00517.36
8.1.60.0050.00317.42
8.1.50.0050.00317.50
8.1.40.0040.00417.45
8.1.30.0060.00317.52
8.1.20.0040.00417.58
8.1.10.0030.00517.44
8.1.00.0040.00417.47
8.0.300.0070.00019.86
8.0.290.0070.00016.75
8.0.280.0000.00718.31
8.0.270.0080.00017.26
8.0.260.0030.00317.16
8.0.250.0000.00816.99
8.0.240.0000.00716.96
8.0.230.0000.00916.83
8.0.220.0000.00616.79
8.0.210.0030.00316.82
8.0.200.0000.00616.84
8.0.190.0000.00816.88
8.0.180.0050.00216.74
8.0.170.0000.00916.87
8.0.160.0060.00316.79
8.0.150.0000.00716.80
8.0.140.0040.00716.82
8.0.130.0060.00313.26
8.0.120.0080.00016.74
8.0.110.0000.00716.86
8.0.100.0000.00716.93
8.0.90.0070.00016.78
8.0.80.0120.00316.73
8.0.70.0040.00416.77
8.0.60.0000.00816.86
8.0.50.0000.00716.66
8.0.30.0090.01116.94
8.0.20.0070.01517.40
8.0.10.0030.00516.79
8.0.00.0060.01116.74
7.4.330.0050.00015.00
7.4.320.0000.00616.43
7.4.300.0000.00616.53
7.4.290.0070.00016.52
7.4.280.0030.00516.56
7.4.270.0030.00316.35
7.4.260.0040.00416.43
7.4.250.0040.00416.35
7.4.240.0000.00716.47
7.4.230.0030.00316.59
7.4.220.0000.01816.29
7.4.210.0110.00316.35
7.4.200.0000.00716.36
7.4.160.0120.00316.45
7.4.150.0190.00717.40
7.4.140.0120.00717.86
7.4.130.0110.00616.35
7.4.120.0110.00916.53
7.4.110.0100.01316.28
7.4.100.0090.00816.28
7.4.90.0090.01316.24
7.4.80.0150.00619.39
7.4.70.0150.00916.36
7.4.60.0060.01016.21
7.4.50.0050.00016.28
7.4.40.0060.01016.54
7.4.30.0090.00616.52
7.4.10.0070.01314.96
7.4.00.0030.01314.98
7.3.330.0000.00513.18
7.3.320.0030.00312.98
7.3.310.0000.00716.08
7.3.300.0070.00016.23
7.3.290.0030.01116.37
7.3.280.0100.00716.24
7.3.270.0070.01417.40
7.3.260.0070.01016.61
7.3.250.0100.00716.33
7.3.240.0130.00716.25
7.3.230.0070.01016.39
7.3.210.0120.00416.23
7.3.200.0170.00319.39
7.3.190.0090.00616.37
7.3.180.0030.01316.24
7.3.170.0070.01416.27
7.3.160.0090.00616.41
7.3.130.0110.00714.73
7.3.120.0000.01614.85
7.3.110.0090.00914.91
7.3.100.0100.00314.84
7.3.90.0060.00614.82
7.3.80.0110.00714.87
7.3.70.0030.01314.72
7.3.60.0030.01014.87
7.3.50.0030.01414.78
7.3.40.0030.00614.85
7.3.30.0030.01014.97
7.3.20.0120.00316.75
7.3.10.0060.00916.63
7.3.00.0110.00016.80
7.2.330.0120.00416.45
7.2.320.0070.01416.45
7.2.310.0070.01016.44
7.2.300.0100.00716.69
7.2.290.0030.01516.61
7.2.260.0120.00614.68
7.2.250.0060.01315.21
7.2.240.0070.00415.00
7.2.230.0060.00914.80
7.2.220.0090.00915.09
7.2.210.0040.01514.79
7.2.200.0070.00715.07
7.2.190.0030.01014.85
7.2.180.0000.01615.03
7.2.170.0000.01414.77
7.2.160.0030.01314.57
7.2.150.0080.00816.96
7.2.140.0040.01116.87
7.2.130.0000.01816.74
7.2.120.0060.00916.89
7.2.110.0030.01016.94
7.2.100.0030.00716.64
7.2.90.0100.00317.06
7.2.80.0030.00616.55
7.2.70.0090.00616.96
7.2.60.0100.00716.76
7.2.50.0070.01017.04
7.2.40.0000.01216.84
7.2.30.0060.00916.91
7.2.20.0000.01416.66
7.2.10.0060.00316.88
7.2.00.0070.00618.26
7.1.330.0030.01015.78
7.1.320.0040.00715.32
7.1.310.0070.00715.43
7.1.300.0030.01115.82
7.1.290.0030.00615.71
7.1.280.0110.00315.62
7.1.270.0030.01015.63
7.1.260.0070.01015.83
7.1.250.0030.01015.76
7.1.240.0100.00615.56
7.1.230.0000.01615.71
7.1.220.0060.00315.71
7.1.210.0100.00315.69
7.1.200.0030.00815.80
7.1.190.0030.00615.54
7.1.180.0040.01115.38
7.1.170.0060.01015.67
7.1.160.0000.01115.84
7.1.150.0030.00615.92
7.1.140.0060.00315.39
7.1.130.0030.00915.69
7.1.120.0060.01015.53
7.1.110.0110.00415.57
7.1.100.0050.00516.68
7.1.90.0130.00015.80
7.1.80.0040.00415.80
7.1.70.0050.00516.42
7.1.60.0080.00817.53
7.1.50.0050.00816.41
7.1.40.0000.01115.62
7.1.30.0060.00615.67
7.1.20.0000.00815.70
7.1.10.0040.00815.57
7.1.00.0080.03819.17
7.0.330.0000.01215.12
7.0.320.0040.01115.47
7.0.310.0030.00915.32
7.0.300.0030.00915.33
7.0.290.0040.00415.30
7.0.280.0030.01015.18
7.0.270.0030.00915.10
7.0.260.0100.00715.18
7.0.250.0030.01315.28
7.0.240.0070.00715.16
7.0.230.0060.00915.44
7.0.220.0060.00615.09
7.0.210.0090.00315.36
7.0.200.0030.00515.98
7.0.190.0040.00415.42
7.0.180.0120.00315.27
7.0.170.0040.00715.34
7.0.160.0000.00915.10
7.0.150.0050.00515.15
7.0.140.0100.03518.56
7.0.130.0080.00815.25
7.0.120.0050.00315.45
7.0.110.0160.03317.58
7.0.100.0250.02317.64
7.0.90.0050.03517.67
7.0.80.0060.03617.69
7.0.70.0030.04017.63
7.0.60.0040.02417.60
7.0.50.0020.02517.65
7.0.40.0030.02316.48
7.0.30.0080.02516.41
7.0.20.0060.03616.53
7.0.10.0050.02516.54
7.0.00.0050.01816.54
5.6.400.0120.00414.29
5.6.390.0110.00314.17
5.6.380.0030.01214.35
5.6.370.0100.00314.45
5.6.360.0040.00814.47
5.6.350.0040.01113.91
5.6.340.0070.00714.56
5.6.330.0060.01014.47
5.6.320.0040.00714.59
5.6.310.0030.01014.45
5.6.300.0000.01514.33
5.6.290.0120.00314.47
5.6.280.0020.04217.63
5.6.270.0050.00514.21
5.6.260.0050.02317.67
5.6.250.0090.02717.31
5.6.240.0130.03517.50
5.6.230.0030.04217.40
5.6.220.0080.04217.50
5.6.210.0030.02717.45
5.6.200.0040.02217.37
5.6.190.0050.02217.39
5.6.180.0050.04217.37
5.6.170.0020.04017.32
5.6.160.0040.03217.35
5.6.150.0030.02317.36
5.6.140.0060.02517.50
5.6.130.0020.04517.38
5.6.120.0020.02817.66
5.6.110.0090.01817.56
5.6.100.0050.02017.54
5.6.90.0070.03817.42
5.6.80.0080.01616.94
5.6.70.0050.02117.09
5.6.60.0000.02617.09
5.6.50.0100.03817.07
5.6.40.0080.03717.13
5.6.30.0140.03816.87
5.6.20.0020.02617.23
5.6.10.0070.04317.13
5.6.00.0030.02517.00
5.5.380.0080.03715.85
5.5.370.0080.04016.01
5.5.360.0050.02515.84
5.5.350.0060.02015.68
5.5.340.0060.02016.13
5.5.330.0030.02015.87
5.5.320.0080.04016.12
5.5.310.0080.04016.06
5.5.300.0040.02316.19
5.5.290.0030.02216.29
5.5.280.0050.02015.97
5.5.270.0040.01915.85
5.5.260.0070.04315.98
5.5.250.0030.02315.89
5.5.240.0080.03815.74
5.5.230.0070.04515.85
5.5.220.0070.03315.62
5.5.210.0080.02615.67
5.5.200.0050.02515.77
5.5.190.0050.04315.88
5.5.180.0020.02415.81
5.5.170.0040.00814.08
5.5.160.0030.02315.80
5.5.150.0100.04015.85
5.5.140.0090.02715.81
5.5.130.0110.01515.79
5.5.120.0060.04015.84
5.5.110.0040.03715.77
5.5.100.0090.02615.61
5.5.90.0050.02515.86
5.5.80.0070.03015.91
5.5.70.0080.02215.76
5.5.60.0050.03015.77
5.5.50.0050.03715.86
5.5.40.0030.03915.67
5.5.30.0050.02415.61
5.5.20.0070.01815.60
5.5.10.0090.02515.51
5.5.00.0040.02415.65
5.4.450.0020.04016.15
5.4.440.0050.03516.08
5.4.430.0060.02016.11
5.4.420.0030.02616.12
5.4.410.0030.03016.05
5.4.400.0070.02815.96
5.4.390.0030.03515.90
5.4.380.0030.03815.95
5.4.370.0080.03316.03
5.4.360.0030.03716.00
5.4.350.0020.02615.95
5.4.340.0080.02815.96
5.4.330.0070.00412.82
5.4.320.0050.04315.91
5.4.310.0070.04015.88
5.4.300.0080.02015.88
5.4.290.0030.02115.87
5.4.280.0020.02515.88
5.4.270.0050.04215.95
5.4.260.0030.02115.97
5.4.250.0020.03315.95
5.4.240.0020.03015.87
5.4.230.0050.02315.87
5.4.220.0080.02016.03
5.4.210.0070.01716.04
5.4.200.0080.01515.88
5.4.190.0050.02116.04
5.4.180.0030.02515.87
5.4.170.0030.04115.91
5.4.160.0030.03815.99
5.4.150.0030.02115.90
5.4.140.0030.04114.53
5.4.130.0060.01614.67
5.4.120.0050.01614.49
5.4.110.0030.03314.67
5.4.100.0070.02014.51
5.4.90.0050.01714.59
5.4.80.0020.02214.65
5.4.70.0030.02314.60
5.4.60.0030.01814.54
5.4.50.0040.02214.51
5.4.40.0080.03514.57
5.4.30.0060.02014.65
5.4.20.0060.01614.49
5.4.10.0070.01514.49
5.4.00.0020.02114.25
5.3.290.0070.03613.69
5.3.280.0050.04013.72
5.3.270.0070.01813.76
5.3.260.0020.03213.67
5.3.250.0030.02113.64
5.3.240.0030.02013.64
5.3.230.0120.03713.75
5.3.220.0050.02813.62
5.3.210.0040.02213.73
5.3.200.0050.03213.70
5.3.190.0050.02513.73
5.3.180.0070.01513.73
5.3.170.0030.02313.74
5.3.160.0030.01713.62
5.3.150.0070.03713.73
5.3.140.0000.03613.58
5.3.130.0020.02813.65
5.3.120.0030.02013.65
5.3.110.0040.02213.72
5.3.100.0060.01713.46
5.3.90.0000.02113.37
5.3.80.0030.02213.43
5.3.70.0050.02013.47
5.3.60.0050.02213.38
5.3.50.0070.01713.33
5.3.40.0040.01913.43
5.3.30.0050.01813.29
5.3.20.0070.01813.26
5.3.10.0080.03313.29
5.3.00.0070.01713.20
5.2.170.0030.03311.91
5.2.160.0000.03011.91
5.2.150.0000.03311.91
5.2.140.0030.02311.91
5.2.130.0070.02711.91
5.2.120.0030.02311.91
5.2.110.0000.05011.91
5.2.100.0030.04011.91
5.2.90.0070.02311.91
5.2.80.0070.03711.91
5.2.70.0100.05711.91
5.2.60.0030.03711.91
5.2.50.0030.05711.91
5.2.40.0070.04311.91
5.2.30.0000.05311.91
5.2.20.0070.02011.91
5.2.10.0030.03711.91
5.2.00.0130.05311.91
5.1.60.0000.04311.91
5.1.50.0030.02311.91
5.1.40.0000.03311.91
5.1.30.0030.03711.91
5.1.20.0030.02711.91
5.1.10.0070.03311.91
5.1.00.0070.02311.91
5.0.50.0030.01711.91
5.0.40.0030.04311.91
5.0.30.0030.03311.91
5.0.20.0000.02711.91
5.0.10.0000.02011.91
5.0.00.0030.06011.91
4.4.90.0000.03011.91
4.4.80.0030.02011.91
4.4.70.0030.02311.91
4.4.60.0070.02711.91
4.4.50.0000.01311.91
4.4.40.0000.04311.91
4.4.30.0030.02011.91
4.4.20.0030.01311.91
4.4.10.0000.01711.91
4.4.00.0000.05311.91
4.3.110.0000.01311.91
4.3.100.0030.02011.91
4.3.90.0000.01311.91
4.3.80.0030.02711.91
4.3.70.0030.02711.91
4.3.60.0030.01011.91
4.3.50.0000.01711.91
4.3.40.0070.02011.91
4.3.30.0000.01311.91
4.3.20.0000.01711.91
4.3.10.0000.03311.91
4.3.00.0030.03011.91

preferences:
47.08 ms | 400 KiB | 5 Q