3v4l.org

run code in 300+ PHP versions simultaneously
<?php function getArrTest() { $arrTest = array('test' => 'hello'); if (!isset($arrTest['test2'])) { return $arrTest['test2'] = 1; } } var_dump(getArrTest());

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)
8.3.40.0070.00718.84
8.3.30.0120.00618.89
8.3.20.0050.00318.69
8.3.10.0000.00820.28
8.3.00.0060.00319.38
8.2.170.0100.01018.75
8.2.160.0100.00722.96
8.2.150.0040.00425.66
8.2.140.0090.00924.66
8.2.130.0040.00426.16
8.2.120.0090.00019.07
8.2.110.0100.00022.25
8.2.100.0080.00317.91
8.2.90.0000.00817.75
8.2.80.0000.00918.78
8.2.70.0000.00817.91
8.2.60.0000.00917.63
8.2.50.0050.00317.55
8.2.40.0040.00418.34
8.2.30.0030.00618.11
8.2.20.0000.00717.63
8.2.10.0020.00517.66
8.2.00.0050.00217.73
8.1.270.0080.00024.66
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0040.00423.91
8.1.230.0030.00719.23
8.1.220.0000.00717.77
8.1.210.0040.00418.77
8.1.200.0040.00417.35
8.1.190.0040.00417.35
8.1.180.0030.00518.10
8.1.170.0000.00818.80
8.1.160.0000.00718.73
8.1.150.0040.00418.70
8.1.140.0060.00317.46
8.1.130.0040.00417.44
8.1.120.0040.00317.35
8.1.110.0000.00817.36
8.1.100.0000.00717.45
8.1.90.0000.00817.42
8.1.80.0000.00717.43
8.1.70.0000.00717.39
8.1.60.0030.00517.62
8.1.50.0040.00417.52
8.1.40.0000.00717.58
8.1.30.0050.00317.64
8.1.20.0020.00517.69
8.1.10.0030.00617.53
8.1.00.0070.00317.40
8.0.300.0000.00818.77
8.0.290.0040.00416.75
8.0.280.0070.00018.43
8.0.270.0080.00017.13
8.0.260.0030.00316.80
8.0.250.0000.00716.85
8.0.240.0000.00716.89
8.0.230.0040.00416.91
8.0.220.0030.00316.92
8.0.210.0030.00616.82
8.0.200.0000.00616.97
8.0.190.0040.00416.85
8.0.180.0050.00316.93
8.0.170.0000.00816.89
8.0.160.0000.00716.97
8.0.150.0030.00516.90
8.0.140.0030.00616.82
8.0.130.0060.00013.36
8.0.120.0050.00316.87
8.0.110.0070.00016.89
8.0.100.0040.00416.80
8.0.90.0070.00016.93
8.0.80.0030.01616.88
8.0.70.0040.00416.78
8.0.60.0000.00716.90
8.0.50.0040.00416.95
8.0.30.0130.00716.87
8.0.20.0110.01217.14
8.0.10.0040.00416.90
8.0.00.0090.00916.77
7.4.330.0030.00313.01
7.4.320.0030.00316.57
7.4.300.0030.00316.46
7.4.290.0030.00316.49
7.4.280.0060.00316.36
7.4.270.0000.00716.51
7.4.260.0060.00013.15
7.4.250.0030.00616.62
7.4.240.0000.00716.61
7.4.230.0030.00516.67
7.4.220.0060.01316.40
7.4.210.0080.00816.64
7.4.200.0000.00716.32
7.4.190.0040.00416.73
7.4.160.0080.00816.53
7.4.150.0150.00316.34
7.4.140.0110.00716.60
7.4.130.0120.00716.60
7.4.120.0080.01216.43
7.4.110.0070.01016.50
7.4.100.0070.01016.58
7.4.90.0100.00716.46
7.4.80.0110.01119.39
7.4.70.0030.01416.41
7.4.60.0130.00716.40
7.4.50.0090.00516.43
7.4.40.0060.00616.57
7.4.30.0080.00816.52
7.4.00.0090.00515.14
7.3.330.0030.00313.37
7.3.320.0000.00613.44
7.3.310.0000.00816.24
7.3.300.0030.00316.30
7.3.290.0060.00916.30
7.3.280.0080.01016.36
7.3.270.0070.01016.31
7.3.260.0110.00816.61
7.3.250.0150.00516.57
7.3.240.0070.01116.52
7.3.230.0030.01616.27
7.3.210.0030.01716.57
7.3.200.0100.00716.57
7.3.190.0040.01516.43
7.3.180.0080.00816.53
7.3.170.0090.00916.26
7.3.160.0060.01016.34
7.3.120.0030.01414.79
7.3.10.0030.00916.46
7.3.00.0030.00716.76
7.2.330.0120.00816.49
7.2.320.0100.01316.63
7.2.310.0120.01216.46
7.2.300.0030.01516.62
7.2.290.0030.01316.42
7.2.130.0060.00616.70
7.2.120.0000.00916.96
7.2.110.0030.01216.89
7.2.100.0100.00316.52
7.2.90.0030.00616.92
7.2.80.0030.00716.89
7.2.70.0090.00616.89
7.2.60.0050.00616.85
7.2.50.0060.00916.89
7.2.40.0070.00716.73
7.2.30.0060.00316.79
7.2.20.0050.00517.00
7.2.10.0080.00416.59
7.2.00.0030.00516.52
7.1.250.0070.00015.64
7.1.200.0030.01015.79
7.1.70.0040.00417.08
7.1.60.0060.01619.40
7.1.50.0030.02016.86
7.1.00.0000.03722.30
7.0.200.0300.01014.77
7.0.140.0130.06722.07
7.0.120.0100.04721.96
7.0.60.0070.08319.93
7.0.50.0000.07717.84
7.0.40.0070.08317.75
7.0.30.0070.04317.75
7.0.20.0070.08017.85
7.0.10.0130.05017.78
7.0.00.0100.07017.74
5.6.210.0170.07020.53
5.6.200.0100.04018.20
5.6.190.0030.04318.23
5.6.180.0070.07018.15
5.6.170.0030.05718.19
5.6.160.0070.04318.25
5.6.150.0070.04018.20
5.6.140.0100.06018.16
5.6.130.0000.09018.27
5.6.120.0070.04018.17
5.6.110.0170.05718.16
5.6.100.0070.08018.23
5.6.90.0070.07718.14
5.6.80.0100.03317.67
5.6.70.0100.07317.56
5.6.60.0130.05017.56
5.6.50.0030.07717.61
5.6.40.0070.06017.58
5.6.30.0100.07717.63
5.6.20.0100.06717.51
5.6.10.0030.06317.64
5.6.00.0030.05017.46
5.5.350.0100.08320.45
5.5.340.0100.07717.95
5.5.330.0130.07318.10
5.5.320.0030.04717.95
5.5.310.0100.08018.08
5.5.300.0070.07717.95
5.5.290.0100.08317.92
5.5.280.0130.08017.95
5.5.270.0030.08318.07
5.5.260.0100.05717.93
5.5.250.0030.06717.89
5.5.240.0070.04017.39
5.5.230.0100.05317.35
5.5.220.0100.04717.36
5.5.210.0030.08017.33
5.5.200.0100.05317.43
5.5.190.0030.05317.34
5.5.180.0000.07017.36
5.5.160.0170.07017.45
5.5.150.0070.07017.30
5.5.140.0070.05017.30
5.5.130.0170.04017.42
5.5.120.0100.07017.30
5.5.110.0200.04317.30
5.5.100.0070.05017.24
5.5.90.0100.06317.26
5.5.80.0030.08317.32
5.5.70.0170.04317.32
5.5.60.0100.03717.23
5.5.50.0070.05317.32
5.5.40.0130.07717.32
5.5.30.0100.07017.23
5.5.20.0070.08017.32
5.5.10.0100.07317.18
5.5.00.0130.07317.25
5.4.450.0130.07019.36
5.4.440.0070.08019.37
5.4.430.0030.05019.30
5.4.420.0100.07319.34
5.4.410.0230.06019.18
5.4.400.0030.07018.89
5.4.390.0030.08019.03
5.4.380.0030.07719.03
5.4.370.0100.04019.12
5.4.360.0070.07719.26
5.4.350.0130.06318.98
5.4.340.0070.07719.09
5.4.320.0070.05019.05
5.4.310.0000.07718.95
5.4.300.0000.04319.09
5.4.290.0030.05019.13
5.4.280.0030.06019.05
5.4.270.0000.06018.88
5.4.260.0100.04719.13
5.4.250.0130.05718.96
5.4.240.0000.07719.02
5.4.230.0100.07319.00
5.4.220.0100.07019.09
5.4.210.0030.08019.09
5.4.200.0070.06319.00
5.4.190.0100.05719.02
5.4.180.0130.06719.10
5.4.170.0070.07718.87
5.4.160.0100.06719.12
5.4.150.0070.07719.02
5.4.140.0030.08016.29
5.4.130.0030.04016.45
5.4.120.0130.07016.34
5.4.110.0070.06716.40
5.4.100.0100.05716.48
5.4.90.0000.08016.45
5.4.80.0100.05716.41
5.4.70.0070.06016.30
5.4.60.0000.08016.21
5.4.50.0030.06016.20
5.4.40.0070.06716.43
5.4.30.0030.07716.34
5.4.20.0100.07016.25
5.4.10.0030.06316.48
5.4.00.0000.06715.93
5.3.290.0000.08314.63
5.3.280.0000.08314.63
5.3.270.0130.07014.71
5.3.260.0100.07014.55
5.3.250.0070.07714.47
5.3.240.0070.07314.45
5.3.230.0070.04314.44
5.3.220.0070.07314.60
5.3.210.0070.08014.57
5.3.200.0070.05314.57
5.3.190.0170.06314.66
5.3.180.0030.05714.52
5.3.170.0100.03314.58
5.3.160.0070.06314.57
5.3.150.0070.07014.57
5.3.140.0100.04714.59
5.3.130.0100.03714.59
5.3.120.0070.06714.64
5.3.110.0030.06314.62
5.3.100.0030.08014.03
5.3.90.0070.06714.01
5.3.80.0070.05014.10
5.3.70.0000.04714.22
5.3.60.0070.03313.98
5.3.50.0070.04314.02
5.3.40.0030.07713.99
5.3.30.0070.07013.75
5.3.20.0000.05013.76
5.3.10.0030.07313.63
5.3.00.0100.07313.63
5.2.170.0070.05311.19
5.2.160.0070.06311.14
5.2.150.0070.05711.21
5.2.140.0000.04011.20
5.2.130.0000.03311.00
5.2.120.0030.06311.09
5.2.110.0070.06011.09
5.2.100.0130.05311.14
5.2.90.0000.05711.14
5.2.80.0030.06310.98
5.2.70.0030.06311.17
5.2.60.0100.04311.26
5.2.50.0000.05310.86
5.2.40.0100.05711.03
5.2.30.0070.06310.96
5.2.20.0030.04710.94
5.2.10.0000.04710.86
5.2.00.0000.06310.76
5.1.60.0100.04710.08
5.1.50.0030.03710.06
5.1.40.0100.05310.00
5.1.30.0070.04710.37
5.1.20.0030.03710.39
5.1.10.0030.05310.28
5.1.00.0000.06010.17
5.0.50.0070.0438.61
5.0.40.0000.0378.48
5.0.30.0000.0638.43
5.0.20.0000.0278.15
5.0.10.0070.0278.38
5.0.00.0030.0708.15
4.4.90.0030.0307.55
4.4.80.0130.0207.55
4.4.70.0030.0337.55
4.4.60.0000.0377.55
4.4.50.0000.0337.55
4.4.40.0000.0407.55
4.4.30.0030.0207.55
4.4.20.0030.0237.55
4.4.10.0100.0277.55
4.4.00.0070.0507.55
4.3.110.0030.0377.55
4.3.100.0030.0237.55
4.3.90.0000.0277.55
4.3.80.0030.0537.55
4.3.70.0000.0207.55
4.3.60.0000.0307.55
4.3.50.0030.0277.55
4.3.40.0000.0437.55
4.3.30.0000.0207.55
4.3.20.0070.0377.55
4.3.10.0030.0337.55
4.3.00.0000.0277.55

preferences:
48.01 ms | 400 KiB | 5 Q