3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array(); $array['0'] = 1; var_dump($array); var_dump($array[0]); var_dump($array['0']);

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)
8.3.40.0130.00618.46
8.3.30.0070.00718.71
8.3.20.0080.00018.60
8.3.10.0080.00018.77
8.3.00.0090.00019.38
8.2.170.0110.00422.96
8.2.160.0070.01018.72
8.2.150.0090.00024.18
8.2.140.0000.00824.66
8.2.130.0030.00326.16
8.2.120.0040.00420.82
8.2.110.0060.00320.33
8.2.100.0060.00617.90
8.2.90.0050.00319.23
8.2.80.0050.00317.97
8.2.70.0080.00017.50
8.2.60.0000.00817.93
8.2.50.0000.00818.10
8.2.40.0050.00220.50
8.2.30.0070.00018.02
8.2.20.0030.00617.49
8.2.10.0050.00317.66
8.2.00.0000.00717.55
8.1.270.0040.00423.99
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0030.00722.68
8.1.230.0070.00417.77
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0080.00317.13
8.1.190.0040.00417.23
8.1.180.0030.00518.10
8.1.170.0030.00618.57
8.1.160.0000.00722.06
8.1.150.0040.00418.54
8.1.140.0040.00417.27
8.1.130.0070.00017.79
8.1.120.0000.00717.44
8.1.110.0000.00717.43
8.1.100.0050.00317.40
8.1.90.0040.00417.36
8.1.80.0030.00417.44
8.1.70.0070.00017.27
8.1.60.0000.00817.50
8.1.50.0000.00817.36
8.1.40.0060.00317.48
8.1.30.0030.00617.44
8.1.20.0000.00717.60
8.1.10.0040.00417.56
8.1.00.0040.00417.44
8.0.300.0030.00618.77
8.0.290.0000.00816.63
8.0.280.0000.00818.26
8.0.270.0030.00317.13
8.0.260.0000.00716.77
8.0.250.0000.00716.81
8.0.240.0000.00716.94
8.0.230.0050.00216.91
8.0.220.0070.00016.77
8.0.210.0030.00316.86
8.0.200.0000.00616.90
8.0.190.0000.00816.89
8.0.180.0050.00516.76
8.0.170.0050.00316.82
8.0.160.0000.00816.86
8.0.150.0090.00016.63
8.0.140.0000.00816.75
8.0.130.0050.00013.22
8.0.120.0000.00916.82
8.0.110.0030.00316.82
8.0.100.0040.00416.68
8.0.90.0040.00416.66
8.0.80.0090.01216.82
8.0.70.0040.00416.62
8.0.60.0070.00016.73
8.0.50.0000.00716.89
8.0.30.0130.00617.06
8.0.20.0100.01016.99
8.0.10.0040.00416.84
8.0.00.0070.01116.78
7.4.330.0000.00512.85
7.4.320.0030.00316.54
7.4.300.0030.00316.42
7.4.290.0030.00316.55
7.4.280.0050.00316.47
7.4.270.0000.00616.45
7.4.260.0030.00313.28
7.4.250.0050.00316.36
7.4.240.0070.00016.39
7.4.230.0040.00416.62
7.4.220.0150.00916.54
7.4.210.0070.00716.52
7.4.200.0030.00316.45
7.4.190.0030.00316.61
7.4.160.0090.01216.39
7.4.150.0080.00916.36
7.4.140.0090.00916.38
7.4.130.0140.00616.50
7.4.120.0080.00916.51
7.4.110.0090.00816.51
7.4.100.0070.01016.43
7.4.90.0000.01816.59
7.4.80.0120.00619.39
7.4.70.0070.01016.55
7.4.60.0060.00916.42
7.4.50.0000.00516.34
7.4.40.0070.00416.50
7.4.30.0060.01216.39
7.4.10.0070.00914.95
7.4.00.0070.01014.93
7.3.330.0030.00312.93
7.3.320.0000.00713.16
7.3.310.0070.00016.06
7.3.300.0070.00016.11
7.3.290.0100.00516.22
7.3.280.0110.00816.20
7.3.270.0140.00316.42
7.3.260.0120.00916.38
7.3.250.0110.01016.47
7.3.240.0060.00916.11
7.3.230.0070.01116.22
7.3.210.0160.00016.56
7.3.200.0030.01216.39
7.3.190.0070.01016.26
7.3.180.0030.01316.62
7.3.170.0110.00816.31
7.3.160.0130.00316.19
7.3.130.0080.00914.90
7.3.120.0060.01114.68
7.3.110.0050.01114.67
7.3.100.0030.01014.70
7.3.90.0050.00714.82
7.3.80.0040.00914.74
7.3.70.0050.01114.74
7.3.60.0080.00314.60
7.3.50.0050.00814.76
7.3.40.0060.00414.77
7.3.30.0070.00614.74
7.3.20.0080.00616.61
7.3.10.0040.00816.59
7.3.00.0070.00716.53
7.2.330.0060.01116.56
7.2.320.0060.01316.42
7.2.310.0110.01216.64
7.2.300.0130.00316.78
7.2.290.0110.00916.46
7.2.260.0080.01014.91
7.2.250.0080.00914.92
7.2.240.0070.00914.89
7.2.230.0040.01014.85
7.2.220.0060.00714.87
7.2.210.0050.00814.96
7.2.200.0040.00914.86
7.2.190.0040.00914.94
7.2.180.0050.00914.96
7.2.170.0050.00714.95
7.2.160.0070.00614.93
7.2.150.0040.00716.88
7.2.140.0050.00716.73
7.2.130.0060.00916.85
7.2.120.0030.01016.74
7.2.110.0090.00816.73
7.2.100.0100.00516.73
7.2.90.0060.00816.89
7.2.80.0060.00816.72
7.2.70.0080.00616.89
7.2.60.0030.01316.65
7.2.50.0050.00916.79
7.2.40.0070.00616.78
7.2.30.0090.00616.86
7.2.20.0060.01216.82
7.2.10.0080.00716.59
7.2.00.0060.00917.29
7.1.330.0070.00715.81
7.1.320.0020.01015.69
7.1.310.0050.00815.69
7.1.300.0060.00615.70
7.1.290.0060.00615.85
7.1.280.0040.01015.68
7.1.270.0060.00615.72
7.1.260.0050.00815.69
7.1.250.0040.01015.65
7.1.240.0040.00615.60
7.1.230.0050.00815.81
7.1.220.0050.00815.78
7.1.210.0050.00615.79
7.1.200.0040.01015.60
7.1.190.0040.00915.64
7.1.180.0060.00715.71
7.1.170.0060.00515.72
7.1.160.0010.01315.77
7.1.150.0050.00615.64
7.1.140.0070.00615.78
7.1.130.0050.00715.70
7.1.120.0070.00715.60
7.1.110.0050.00815.78
7.1.100.0060.00616.36
7.1.90.0070.00515.66
7.1.80.0040.00915.71
7.1.70.0070.00616.11
7.1.60.0060.00716.55
7.1.50.0030.01316.07
7.1.40.0060.00715.67
7.1.30.0070.00615.70
7.1.20.0040.00915.52
7.1.10.0070.00615.77
7.1.00.0070.01517.45
7.0.330.0030.00815.43
7.0.320.0040.00815.27
7.0.310.0080.00515.27
7.0.300.0040.00515.27
7.0.290.0040.00715.45
7.0.280.0060.00615.36
7.0.270.0080.00315.42
7.0.260.0040.01015.29
7.0.250.0060.00715.43
7.0.240.0020.01015.43
7.0.230.0060.00515.54
7.0.220.0070.00415.40
7.0.210.0060.00615.41
7.0.200.0040.00915.68
7.0.190.0070.00415.51
7.0.180.0050.00615.43
7.0.170.0040.00615.39
7.0.160.0060.00815.35
7.0.150.0050.00915.52
7.0.140.0040.02417.00
7.0.130.0010.00715.55
7.0.120.0030.01417.15
7.0.110.0110.01516.47
7.0.100.0130.02316.58
7.0.90.0150.01916.50
7.0.80.0060.01816.48
7.0.70.0190.02716.42
7.0.60.0230.02516.53
7.0.50.0200.02516.55
7.0.40.0090.01215.01
7.0.30.0110.02415.17
7.0.20.0060.02315.17
7.0.10.0090.02315.03
7.0.00.0070.02415.06
5.6.400.0050.00814.44
5.6.390.0090.00414.31
5.6.380.0060.00714.29
5.6.370.0020.00914.38
5.6.360.0040.00714.31
5.6.350.0080.00814.44
5.6.340.0070.00414.42
5.6.330.0030.01014.38
5.6.320.0080.00614.30
5.6.310.0050.00714.61
5.6.300.0080.00714.42
5.6.290.0020.00814.42
5.6.280.0050.02415.95
5.6.270.0090.00614.49
5.6.260.0050.01715.96
5.6.250.0090.01215.82
5.6.240.0080.01415.86
5.6.230.0030.01615.88
5.6.220.0100.02315.95
5.6.210.0080.02315.88
5.6.200.0090.02416.02
5.6.190.0040.01915.96
5.6.180.0080.01816.03
5.6.170.0080.01715.96
5.6.160.0060.02415.94
5.6.150.0060.02415.88
5.6.140.0070.02515.99
5.6.130.0090.01916.02
5.6.120.0110.02216.04
5.6.110.0040.02915.95
5.6.100.0090.02116.04
5.6.90.0050.02315.93
5.6.80.0080.02315.77
5.6.70.0070.02415.81
5.6.60.0060.02415.74
5.6.50.0090.02115.70
5.6.40.0070.01815.73
5.6.30.0030.02615.78
5.6.20.0060.02415.95
5.6.10.0050.02715.84
5.6.00.0040.01915.88
5.5.380.0040.01715.79
5.5.370.0080.01315.76
5.5.360.0030.03015.76
5.5.350.0060.01615.95
5.5.340.0050.02616.01
5.5.330.0070.02715.91
5.5.320.0060.02515.98
5.5.310.0070.02615.88
5.5.300.0050.01916.01
5.5.290.0070.01415.90
5.5.280.0050.02615.90
5.5.270.0080.02215.99
5.5.260.0050.02515.94
5.5.250.0070.02715.79
5.5.240.0070.02315.78
5.5.230.0110.01715.58
5.5.220.0040.02715.75
5.5.210.0030.02715.69
5.5.200.0050.02315.77
5.5.190.0060.02515.81
5.5.180.0050.02315.59
5.5.170.0050.00814.29
5.5.160.0090.01915.64
5.5.150.0050.02615.61
5.5.140.0060.02115.56
5.5.130.0040.02815.78
5.5.120.0040.02515.65
5.5.110.0060.01915.69
5.5.100.0040.02915.68
5.5.90.0060.02415.65
5.5.80.0060.02415.78
5.5.70.0050.02615.71
5.5.60.0080.02215.65
5.5.50.0060.02215.61
5.5.40.0060.02515.60
5.5.30.0070.02315.61
5.5.20.0100.02215.78
5.5.10.0100.02315.67
5.5.00.0030.02915.74
5.4.450.0050.01913.63
5.4.440.0030.02213.48
5.4.430.0060.02313.49
5.4.420.0060.02513.53
5.4.410.0060.02313.46
5.4.400.0050.02213.45
5.4.390.0010.01713.42
5.4.380.0030.02413.49
5.4.370.0070.02413.46
5.4.360.0040.02313.41
5.4.350.0060.02213.47
5.4.340.0060.02213.41
5.4.330.0060.00411.60
5.4.320.0050.02313.42
5.4.310.0040.02313.43
5.4.300.0030.02613.37
5.4.290.0070.02213.39
5.4.280.0050.01713.36
5.4.270.0060.02013.32
5.4.260.0060.02113.43
5.4.250.0050.02313.29
5.4.240.0060.02313.40
5.4.230.0060.02113.38
5.4.220.0030.02513.42
5.4.210.0060.02313.25
5.4.200.0030.02313.36
5.4.190.0060.02113.37
5.4.180.0050.02313.50
5.4.170.0060.01913.39
5.4.160.0060.02213.39
5.4.150.0070.02113.34
5.4.140.0040.02212.74
5.4.130.0060.01412.70
5.4.120.0030.01812.77
5.4.110.0050.02612.76
5.4.100.0070.02012.81
5.4.90.0040.02312.74
5.4.80.0060.02112.67
5.4.70.0050.02212.68
5.4.60.0050.02012.80
5.4.50.0060.01612.71
5.4.40.0040.02212.76
5.4.30.0080.02012.65
5.4.20.0030.01612.71
5.4.10.0040.02612.71
5.4.00.0070.01912.64
5.3.290.0050.02312.05
5.3.280.0020.02711.90
5.3.270.0070.02111.99
5.3.260.0040.02311.95
5.3.250.0030.02412.07
5.3.240.0060.02311.99
5.3.230.0060.02411.99
5.3.220.0040.02411.92
5.3.210.0050.02211.98
5.3.200.0080.02011.92
5.3.190.0090.02011.93
5.3.180.0080.02112.01
5.3.170.0050.01711.96
5.3.160.0050.02212.01
5.3.150.0050.02312.01
5.3.140.0020.02512.01
5.3.130.0040.02312.02
5.3.120.0020.02711.98
5.3.110.0090.02012.05
5.3.100.0050.02311.92
5.3.90.0090.02011.85
5.3.80.0020.02311.73
5.3.70.0080.02111.72
5.3.60.0040.02311.83
5.3.50.0070.02111.80
5.3.40.0080.02211.71
5.3.30.0050.02211.78
5.3.20.0070.02211.72
5.3.10.0030.01711.61
5.3.00.0060.02211.47
5.2.170.0000.04311.70
5.2.160.0100.05311.70
5.2.150.0070.06711.70
5.2.140.0030.06311.70
5.2.130.0030.06311.70
5.2.120.0030.05311.70
5.2.110.0070.05311.70
5.2.100.0030.06311.70
5.2.90.0030.06011.70
5.2.80.0070.06311.70
5.2.70.0030.06711.70
5.2.60.0000.06711.70
5.2.50.0070.06011.70
5.2.40.0030.06011.70
5.2.30.0100.04311.70
5.2.20.0100.02711.70
5.2.10.0000.06711.70
5.2.00.0070.06011.70
5.1.60.0030.05711.70
5.1.50.0070.05011.70
5.1.40.0000.05711.70
5.1.30.0000.06311.70
5.1.20.0030.06011.70
5.1.10.0070.05011.70
5.1.00.0000.06311.70
5.0.50.0030.04711.70
5.0.40.0030.04311.70
5.0.30.0000.06711.70
5.0.20.0030.04011.70
5.0.10.0000.02711.70
5.0.00.0100.05311.70
4.4.90.0000.03711.70
4.4.80.0030.03311.70
4.4.70.0000.03311.70
4.4.60.0000.02311.70
4.4.50.0030.03311.70
4.4.40.0030.05011.70
4.4.30.0070.03011.70
4.4.20.0030.03311.70
4.4.10.0030.03711.70
4.4.00.0070.04311.70
4.3.110.0000.03711.70
4.3.100.0030.03311.70
4.3.90.0030.01711.70
4.3.80.0000.05311.70
4.3.70.0070.02711.70
4.3.60.0000.03311.70
4.3.50.0030.03311.70
4.3.40.0000.05311.70
4.3.30.0000.03711.70
4.3.20.0070.02711.70
4.3.10.0030.02011.70
4.3.00.0000.03311.70

preferences:
44.47 ms | 400 KiB | 5 Q