3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array( 1 => 'dfdfdf', 2 => 'fsdfsdf' ); echo array_key_exists('1a', $a) ? 1 : 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)
8.3.60.0070.00718.55
8.3.50.0090.01216.40
8.3.40.0170.00018.71
8.3.30.0060.00918.68
8.3.20.0000.00720.34
8.3.10.0000.00821.63
8.3.00.0000.00820.95
8.2.180.0110.00718.29
8.2.170.0100.00722.96
8.2.160.0030.01022.08
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0050.00222.13
8.2.120.0080.00026.35
8.2.110.0060.00320.61
8.2.100.0080.00417.87
8.2.90.0000.00819.17
8.2.80.0040.00418.04
8.2.70.0000.00817.75
8.2.60.0090.00018.04
8.2.50.0000.00818.10
8.2.40.0040.00422.29
8.2.30.0040.00421.08
8.2.20.0050.00317.99
8.2.10.0070.00017.95
8.2.00.0000.00717.91
8.1.280.0040.01125.92
8.1.270.0000.00722.19
8.1.260.0040.00426.35
8.1.250.0100.00328.09
8.1.240.0090.00023.79
8.1.230.0070.00419.16
8.1.220.0060.00317.74
8.1.210.0060.00318.77
8.1.200.0060.00317.23
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0000.00818.49
8.1.160.0000.00719.04
8.1.150.0070.00020.54
8.1.140.0070.00019.47
8.1.130.0070.00018.77
8.1.120.0090.00017.43
8.1.110.0000.00817.44
8.1.100.0000.00717.38
8.1.90.0040.00417.39
8.1.80.0020.00517.40
8.1.70.0040.00417.37
8.1.60.0040.00417.57
8.1.50.0050.00317.38
8.1.40.0040.00417.29
8.1.30.0080.00017.48
8.1.20.0000.00717.61
8.1.10.0040.00417.58
8.1.00.0040.00417.40
8.0.300.0080.00018.77
8.0.290.0070.00016.63
8.0.280.0000.00718.45
8.0.270.0020.00517.27
8.0.260.0030.00316.69
8.0.250.0000.00716.95
8.0.240.0000.00716.76
8.0.230.0030.00316.77
8.0.220.0000.00716.84
8.0.210.0030.00316.80
8.0.200.0030.00316.87
8.0.190.0090.00016.88
8.0.180.0040.00716.82
8.0.170.0000.00716.79
8.0.160.0000.00916.82
8.0.150.0030.00316.79
8.0.140.0070.00016.70
8.0.130.0000.00813.25
8.0.120.0000.00716.69
8.0.110.0030.00516.73
8.0.100.0080.00016.82
8.0.90.0000.00716.89
8.0.80.0070.00816.71
8.0.70.0030.00316.80
8.0.60.0040.00416.71
8.0.50.0070.00016.73
8.0.30.0140.00417.05
8.0.20.0070.01117.40
8.0.10.0040.00416.99
8.0.00.0100.00716.50
7.4.330.0030.00315.55
7.4.320.0040.00416.56
7.4.300.0000.00616.51
7.4.290.0070.00016.51
7.4.280.0000.00816.60
7.4.270.0040.00316.49
7.4.260.0000.00716.58
7.4.250.0070.00016.45
7.4.240.0030.00316.63
7.4.230.0040.00416.65
7.4.220.0150.00616.54
7.4.210.0070.00716.67
7.4.200.0040.00416.50
7.4.160.0110.00616.51
7.4.150.0100.00717.40
7.4.140.0110.00717.86
7.4.130.0060.01516.58
7.4.120.0160.00616.58
7.4.110.0030.01316.38
7.4.100.0130.01016.39
7.4.90.0060.01016.38
7.4.80.0080.00919.39
7.4.70.0080.00816.48
7.4.60.0060.01016.31
7.4.50.0080.00616.50
7.4.40.0080.00816.45
7.4.30.0090.01216.61
7.4.00.0090.00715.06
7.3.330.0030.00312.89
7.3.320.0000.00612.91
7.3.310.0000.00716.13
7.3.300.0070.00016.17
7.3.290.0090.00716.08
7.3.280.0080.01016.11
7.3.270.0130.00317.40
7.3.260.0060.01016.32
7.3.250.0100.00816.36
7.3.240.0030.01416.30
7.3.230.0050.01116.17
7.3.210.0060.01016.15
7.3.200.0130.00316.38
7.3.190.0040.01216.34
7.3.180.0040.01116.36
7.3.170.0080.00716.04
7.3.160.0060.01016.46
7.3.120.0060.01114.34
7.3.110.0100.00614.92
7.3.100.0060.00914.93
7.3.90.0070.01014.59
7.3.80.0030.00614.68
7.3.70.0000.01314.73
7.3.60.0030.00914.40
7.3.50.0070.01014.48
7.3.40.0000.01014.73
7.3.30.0040.00714.50
7.3.20.0110.00316.23
7.3.10.0000.01416.56
7.3.00.0070.00616.43
7.2.330.0100.01016.33
7.2.320.0040.01716.57
7.2.310.0090.00616.23
7.2.300.0030.01216.35
7.2.290.0070.01016.45
7.2.250.0030.01214.82
7.2.240.0110.00715.11
7.2.230.0140.00314.74
7.2.220.0000.01115.16
7.2.210.0000.01414.82
7.2.200.0030.00715.05
7.2.190.0060.00614.93
7.2.180.0100.00314.90
7.2.170.0000.01014.69
7.2.130.0030.00716.71
7.2.120.0140.00716.79
7.2.110.0110.00716.68
7.2.100.0060.00916.59
7.2.90.0110.00416.49
7.2.80.0140.00316.91
7.2.70.0000.01516.60
7.2.60.0090.00716.76
7.2.50.0070.01016.86
7.2.40.0070.01116.50
7.2.30.0150.00516.76
7.2.20.0060.00916.43
7.2.10.0090.00916.44
7.2.00.0080.00518.05
7.1.330.0060.00615.64
7.1.320.0070.00715.47
7.1.310.0030.01015.67
7.1.300.0060.00915.60
7.1.290.0110.00615.75
7.1.280.0030.01015.79
7.1.270.0080.00615.42
7.1.260.0000.00815.60
7.1.250.0070.00715.63
7.1.240.0130.01015.77
7.1.230.0140.00715.72
7.1.220.0130.00715.41
7.1.210.0150.00315.50
7.1.200.0080.00515.56
7.1.190.0060.00615.68
7.1.180.0120.00415.59
7.1.170.0100.00315.58
7.1.160.0100.01015.40
7.1.150.0100.01015.51
7.1.140.0060.00615.48
7.1.130.0130.00315.52
7.1.120.0040.00815.46
7.1.110.0060.00615.62
7.1.100.0030.00716.78
7.1.90.0060.00915.55
7.1.80.0070.00715.45
7.1.70.0020.01316.15
7.1.60.0090.00616.38
7.1.50.0070.00716.29
7.1.40.0050.00716.06
7.1.30.0060.00616.10
7.1.20.0100.00315.88
7.1.10.0050.00515.86
7.1.00.0030.00916.06
7.0.330.0130.01015.08
7.0.320.0100.00715.43
7.0.310.0060.00915.26
7.0.300.0090.00615.37
7.0.290.0060.00915.09
7.0.280.0090.00614.93
7.0.270.0070.00715.17
7.0.260.0060.00615.21
7.0.250.0040.00715.31
7.0.240.0030.01014.91
7.0.230.0080.00415.13
7.0.220.0000.01114.82
7.0.210.0000.01614.99
7.0.200.0070.00515.94
7.0.190.0040.00415.75
7.0.180.0050.00515.74
7.0.170.0080.00315.49
7.0.160.0060.00415.54
7.0.150.0020.00715.68
7.0.140.0020.01015.47
7.0.130.0020.00615.88
7.0.120.0020.00815.77
7.0.110.0070.00315.85
7.0.100.0010.00715.67
7.0.90.0030.00715.65
7.0.80.0020.01116.03
7.0.70.0050.00815.75
7.0.60.0040.00415.71
7.0.50.0030.00515.92
7.0.40.0070.00214.72
7.0.30.0070.00314.53
7.0.20.0080.00314.76
7.0.10.0010.00614.65
7.0.00.0050.00514.72
5.6.380.0040.01114.23
5.6.370.0060.00314.06
5.6.360.0040.01114.30
5.6.350.0040.00814.10
5.6.340.0100.00314.11
5.6.330.0060.00313.90
5.6.320.0040.01113.93
5.6.310.0100.00314.23
5.6.300.0050.02317.48
5.6.290.0060.02017.38
5.6.280.0040.02617.57
5.6.270.0050.02517.48
5.6.260.0030.02517.27
5.6.250.0060.02217.47
5.6.240.0070.02217.54
5.6.230.0050.03317.55
5.6.220.0050.02217.44
5.6.210.0030.02817.32
5.6.200.0080.02017.61
5.6.190.0060.02017.43
5.6.180.0060.02117.52
5.6.170.0110.01517.34
5.6.160.0000.02817.47
5.6.150.0070.02517.61
5.6.140.0030.03117.47
5.6.130.0080.02517.42
5.6.120.0020.02617.58
5.6.110.0050.03717.45
5.6.100.0050.02217.50
5.6.90.0020.02717.42
5.6.80.0080.04817.18
5.6.70.0030.02517.01
5.6.60.0040.02717.22
5.6.50.0120.02417.02
5.6.40.0020.02617.12
5.6.30.0070.03117.06
5.6.20.0050.02317.13
5.6.10.0110.02117.17
5.6.00.0040.02517.10
5.5.380.0020.02414.37
5.5.370.0040.04014.31
5.5.360.0080.02014.29
5.5.350.0050.02314.32
5.5.340.0150.02014.64
5.5.330.0050.02114.60
5.5.320.0030.04414.57
5.5.310.0050.02114.62
5.5.300.0030.02414.63
5.5.290.0030.02614.57
5.5.280.0070.02214.61
5.5.270.0080.02014.49
5.5.260.0060.02214.61
5.5.250.0000.02814.43
5.5.240.0010.02614.29
5.5.230.0030.02514.29
5.5.220.0110.02314.26
5.5.210.0050.02114.18
5.5.200.0030.02314.32
5.5.190.0030.03914.24
5.5.180.0070.02114.26
5.5.170.0100.00011.18
5.5.160.0000.02814.26
5.5.150.0050.02014.28
5.5.140.0080.04114.29
5.5.130.0050.04914.23
5.5.120.0030.02414.17
5.5.110.0030.02114.23
5.5.100.0050.03714.06
5.5.90.0020.03314.22
5.5.80.0050.02214.22
5.5.70.0000.02414.18
5.5.60.0030.04214.21
5.5.50.0030.04114.22
5.5.40.0070.01914.07
5.5.30.0030.02214.22
5.5.20.0030.02214.22
5.5.10.0020.02714.07
5.5.00.0010.02714.23
5.4.450.0070.02415.28
5.4.440.0020.02815.24
5.4.430.0000.02815.24
5.4.420.0040.02715.27
5.4.410.0020.02215.11
5.4.400.0030.02214.99
5.4.390.0030.02215.01
5.4.380.0020.02214.99
5.4.370.0070.01814.99
5.4.360.0030.03215.01
5.4.350.0080.02315.11
5.4.340.0030.02315.17
5.4.330.0030.00611.18
5.4.320.0080.01915.15
5.4.310.0020.03115.04
5.4.300.0050.03515.11
5.4.290.0090.01715.12
5.4.280.0070.02115.03
5.4.270.0050.02015.03
5.4.260.0060.02315.09
5.4.250.0030.02215.12
5.4.240.0070.01815.02
5.4.230.0060.02515.09
5.4.220.0020.02415.09
5.4.210.0090.02915.12
5.4.200.0020.02415.00
5.4.190.0050.02215.07
5.4.180.0050.02315.15
5.4.170.0000.02815.08
5.4.160.0070.01915.02
5.4.150.0040.02215.07
5.4.140.0050.03913.91
5.4.130.0080.02313.78
5.4.120.0070.02013.76
5.4.110.0030.02213.89
5.4.100.0060.01813.87
5.4.90.0020.02713.89
5.4.80.0030.02313.89
5.4.70.0020.02513.91
5.4.60.0060.01913.79
5.4.50.0030.02713.87
5.4.40.0040.02513.78
5.4.30.0030.02413.78
5.4.20.0060.01813.75
5.4.10.0020.02413.76
5.4.00.0070.02013.63
5.3.290.0050.02013.56
5.3.280.0050.02213.56
5.3.270.0090.02213.56
5.3.260.0080.01713.56
5.3.250.0100.02213.56
5.3.240.0050.03513.56
5.3.230.0060.02613.56
5.3.220.0050.02213.56
5.3.210.0030.02513.56
5.3.200.0020.02613.56
5.3.190.0080.01513.56
5.3.180.0030.02613.56
5.3.170.0030.02013.56
5.3.160.0010.02113.56
5.3.150.0030.02213.56
5.3.140.0060.01613.56
5.3.130.0040.03313.56
5.3.120.0030.02313.56
5.3.110.0030.02113.56
5.3.100.0020.02313.56
5.3.90.0020.02413.56
5.3.80.0030.02213.56
5.3.70.0060.01913.56
5.3.60.0020.02113.56
5.3.50.0030.02613.56
5.3.40.0050.02213.56
5.3.30.0020.02113.56
5.3.20.0050.02413.56
5.3.10.0030.01713.56
5.3.00.0060.01913.56
5.2.170.0020.02113.56
5.2.160.0100.01313.56
5.2.150.0050.01713.56
5.2.140.0030.02213.56
5.2.130.0030.01513.56
5.2.120.0040.01613.56
5.2.110.0020.01813.56
5.2.100.0030.02013.56
5.2.90.0030.01513.56
5.2.80.0070.02513.56
5.2.70.0040.01713.56
5.2.60.0060.01513.56
5.2.50.0020.02013.56
5.2.40.0050.01513.56
5.2.30.0050.01713.56
5.2.20.0020.01813.56
5.2.10.0040.01513.56
5.2.00.0020.01813.56
5.1.60.0050.01213.56
5.1.50.0110.01113.56
5.1.40.0070.01113.56
5.1.30.0040.01413.56
5.1.20.0040.01513.56
5.1.10.0000.01713.56
5.1.00.0020.01713.56
5.0.50.0000.01513.56
5.0.40.0050.01213.56
5.0.30.0050.01613.56
5.0.20.0050.01013.56
5.0.10.0060.01013.56
5.0.00.0030.01613.56
4.4.90.0020.01013.56
4.4.80.0030.00713.56
4.4.70.0000.01113.56
4.4.60.0000.01113.56
4.4.50.0020.01113.56
4.4.40.0030.01113.56
4.4.30.0030.00913.56
4.4.20.0020.01113.56
4.4.10.0040.00913.56
4.4.00.0050.01313.56
4.3.110.0020.01113.56
4.3.100.0040.00813.56
4.3.90.0040.00813.56
4.3.80.0020.01213.56
4.3.70.0030.00813.56
4.3.60.0000.01213.56
4.3.50.0050.00613.56
4.3.40.0000.02013.56
4.3.30.0010.00913.56
4.3.20.0010.01113.56
4.3.10.0000.01213.56
4.3.00.0040.00713.56

preferences:
53.88 ms | 400 KiB | 5 Q