3v4l.org

run code in 300+ PHP versions simultaneously
<?php function contextCheck($context) { return isset($_GET[$context]) ? $_GET[$context] : false; } $_GET['foo'] = '12'; $_GET['bar'] = '0'; echo 'foo: ', var_export(contextCheck( 'foo' ), true ), "\n", 'bar: ', var_export( contextCheck( 'bar' ), true ); ?>

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)
8.3.60.0060.00916.61
8.3.50.0110.00816.53
8.3.40.0110.00418.88
8.3.30.0040.01118.79
8.3.20.0040.00418.85
8.3.10.0040.00418.85
8.3.00.0060.00319.38
8.2.180.0090.00616.38
8.2.170.0070.00722.96
8.2.160.0060.01218.91
8.2.150.0030.00624.18
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0060.00320.98
8.2.110.0000.00920.94
8.2.100.0070.00417.91
8.2.90.0050.00317.75
8.2.80.0090.00017.97
8.2.70.0030.00617.63
8.2.60.0060.00617.80
8.2.50.0000.00918.07
8.2.40.0030.00619.35
8.2.30.0000.00917.80
8.2.20.0040.00417.64
8.2.10.0000.00717.79
8.2.00.0060.00317.74
8.1.280.0110.00425.92
8.1.270.0000.00823.99
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0040.00417.77
8.1.230.0060.00618.98
8.1.220.0050.00317.76
8.1.210.0050.00318.77
8.1.200.0000.01017.35
8.1.190.0060.00317.23
8.1.180.0040.00418.10
8.1.170.0000.00818.63
8.1.160.0040.00418.97
8.1.150.0000.00718.66
8.1.140.0000.00717.38
8.1.130.0030.00317.29
8.1.120.0070.00017.29
8.1.110.0070.00017.38
8.1.100.0050.00217.40
8.1.90.0000.00717.24
8.1.80.0040.00417.38
8.1.70.0000.00717.32
8.1.60.0060.00317.55
8.1.50.0030.00517.50
8.1.40.0050.00317.54
8.1.30.0040.00417.51
8.1.20.0040.00417.69
8.1.10.0000.00817.44
8.1.00.0060.00317.52
8.0.300.0040.00418.77
8.0.290.0000.00916.63
8.0.280.0090.00018.61
8.0.270.0000.00817.12
8.0.260.0030.00316.71
8.0.250.0000.00716.90
8.0.240.0000.00716.90
8.0.230.0080.00016.79
8.0.220.0070.00016.71
8.0.210.0050.00216.83
8.0.200.0000.00716.87
8.0.190.0040.00416.86
8.0.180.0040.00416.85
8.0.170.0090.00016.85
8.0.160.0050.00316.89
8.0.150.0030.00616.75
8.0.140.0050.00316.69
8.0.130.0000.00513.21
8.0.120.0000.00916.74
8.0.110.0040.00416.88
8.0.100.0000.00716.82
8.0.90.0040.00416.86
8.0.80.0110.00316.76
8.0.70.0020.00516.89
8.0.60.0040.00416.86
8.0.50.0000.00816.88
8.0.30.0090.00916.89
8.0.20.0100.00917.22
8.0.10.0050.00217.02
8.0.00.0100.01016.88
7.4.330.0060.00013.00
7.4.320.0040.00416.58
7.4.300.0060.00016.39
7.4.290.0060.00316.62
7.4.280.0000.00816.59
7.4.270.0000.00916.50
7.4.260.0000.00513.27
7.4.250.0060.00316.58
7.4.240.0000.00716.68
7.4.230.0040.00416.68
7.4.220.0030.01716.49
7.4.210.0040.01116.60
7.4.200.0080.00016.57
7.4.190.0020.00516.59
7.4.160.0120.00316.43
7.4.150.0090.00616.35
7.4.140.0060.01217.86
7.4.130.0120.00616.46
7.4.120.0070.01116.62
7.4.110.0120.00616.46
7.4.100.0110.00616.55
7.4.90.0080.01616.35
7.4.80.0040.01219.39
7.4.70.0030.01316.64
7.4.60.0060.01116.33
7.4.50.0060.00316.23
7.4.40.0110.00416.42
7.4.30.0130.00316.62
7.4.00.0070.00914.99
7.3.330.0000.00813.23
7.3.320.0030.00313.18
7.3.310.0000.00716.18
7.3.300.0030.00316.33
7.3.290.0070.01116.38
7.3.280.0040.01116.35
7.3.270.0130.00316.54
7.3.260.0100.00716.32
7.3.240.0120.01916.57
7.3.230.0100.00616.54
7.3.210.0030.01416.38
7.3.200.0110.01116.61
7.3.190.0060.01016.39
7.3.180.0030.01316.31
7.3.170.0030.01316.48
7.3.160.0050.01016.52
7.3.120.0120.00514.80
7.3.110.0090.00914.93
7.3.100.0000.01614.88
7.3.90.0030.01314.79
7.3.80.0030.01014.84
7.3.70.0030.01014.57
7.3.60.0120.00314.65
7.3.50.0060.00614.56
7.3.40.0080.00414.77
7.3.30.0090.00615.02
7.3.20.0060.00616.52
7.3.10.0040.01216.56
7.3.00.0050.01016.62
7.2.330.0070.01116.74
7.2.320.0060.01816.46
7.2.310.0060.01216.67
7.2.300.0070.01016.45
7.2.290.0130.01016.56
7.2.250.0100.01014.76
7.2.240.0130.00715.16
7.2.230.0000.01314.91
7.2.220.0100.00715.12
7.2.210.0040.01114.64
7.2.200.0070.01114.98
7.2.190.0120.00315.07
7.2.180.0060.01015.19
7.2.170.0040.00814.95
7.2.160.0070.00714.81
7.2.150.0060.00616.66
7.2.140.0030.01316.86
7.2.130.0050.01017.06
7.2.120.0060.00916.90
7.2.110.0060.00716.88
7.2.100.0050.00816.92
7.2.90.0070.00716.88
7.2.80.0050.00916.91
7.2.70.0060.00816.79
7.2.60.0070.00716.80
7.2.50.0030.00816.80
7.2.40.0060.00516.78
7.2.30.0080.00616.97
7.2.20.0090.00616.86
7.2.10.0050.00716.79
7.2.00.0080.00717.54
7.1.330.0090.00915.41
7.1.320.0040.01215.66
7.1.310.0030.01315.92
7.1.300.0000.01315.77
7.1.290.0080.00415.88
7.1.280.0080.00515.93
7.1.270.0040.01115.78
7.1.260.0070.01015.82
7.1.250.0050.00815.72
7.1.240.0040.01115.79
7.1.230.0000.01515.80
7.1.220.0000.01415.69
7.1.210.0030.00615.79
7.1.200.0110.00415.90
7.1.190.0080.00415.66
7.1.180.0110.00415.79
7.1.170.0060.01015.86
7.1.160.0090.00315.65
7.1.150.0040.01115.80
7.1.140.0070.01115.80
7.1.130.0070.01315.60
7.1.120.0030.01315.57
7.1.110.0100.00015.78
7.1.100.0130.00715.89
7.1.90.0060.00915.75
7.1.80.0060.00315.85
7.1.70.0060.00216.59
7.1.60.0060.00717.52
7.1.50.0070.01325.20
7.1.40.0030.00715.65
7.1.30.0110.00715.75
7.1.20.0110.00415.63
7.1.10.0060.00315.80
7.1.00.0040.01819.14
7.0.330.0030.00715.36
7.0.320.0070.00715.22
7.0.310.0040.00815.19
7.0.300.0030.01315.45
7.0.290.0140.00015.34
7.0.280.0060.00615.25
7.0.270.0100.00015.42
7.0.260.0030.00515.23
7.0.250.0060.00615.67
7.0.240.0070.00715.58
7.0.230.0060.00915.20
7.0.220.0080.00415.29
7.0.210.0060.00315.48
7.0.200.0030.00516.03
7.0.190.0040.01115.46
7.0.180.0030.01015.35
7.0.170.0040.01115.37
7.0.160.0070.00415.44
7.0.150.0000.01515.45
7.0.140.0090.03518.81
7.0.130.0060.00315.59
7.0.120.0020.04218.54
7.0.110.0030.01015.26
7.0.100.0050.00515.60
7.0.90.0030.01015.37
7.0.80.0000.01415.34
7.0.70.0000.01315.40
7.0.60.0100.04317.68
7.0.50.0000.02816.76
7.0.40.0060.03116.87
7.0.30.0200.03716.80
7.0.20.0120.04716.81
7.0.10.0140.03016.96
7.0.00.0050.03716.85
5.6.400.0060.00914.34
5.6.390.0030.01014.44
5.6.380.0070.00714.04
5.6.370.0060.00913.89
5.6.360.0000.01314.16
5.6.350.0060.00614.35
5.6.340.0060.00314.36
5.6.330.0030.01714.47
5.6.320.0000.01414.46
5.6.310.0040.01114.58
5.6.300.0060.00614.29
5.6.290.0030.01214.68
5.6.280.0030.04317.79
5.6.270.0030.01214.49
5.6.260.0060.01214.59
5.6.250.0060.00614.59
5.6.240.0000.01314.39
5.6.230.0000.01414.41
5.6.220.0030.00714.08
5.6.210.0070.03117.48
5.6.200.0050.02016.25
5.6.190.0060.02517.43
5.6.180.0270.02217.40
5.6.170.0150.04517.53
5.6.160.0150.04017.45
5.6.150.0080.04216.28
5.6.140.0050.04516.30
5.6.130.0090.03616.29
5.6.120.0130.02517.63
5.6.110.0080.03117.71
5.6.100.0100.04317.71
5.6.90.0090.03117.71
5.6.80.0070.04517.44
5.6.70.2030.02417.30
5.6.60.0030.01214.15
5.6.50.0070.00714.27
5.6.40.0000.01514.27
5.6.30.0000.00914.35
5.6.20.0070.00714.42
5.6.10.0040.00714.25
5.6.00.0040.01114.48
5.5.380.0080.00814.20
5.5.370.0040.00414.55
5.5.360.0030.01014.52
5.5.350.0130.03417.46
5.5.340.0070.03516.13
5.5.330.0110.04117.32
5.5.320.0220.02717.31
5.5.310.0220.03717.22
5.5.300.0060.03016.22
5.5.290.0090.04315.97
5.5.280.0110.04217.42
5.5.270.0070.04217.65
5.5.260.0030.02517.69
5.5.250.0080.04117.47
5.5.240.0050.02917.33
5.5.230.0030.01014.32
5.5.220.0000.01414.39
5.5.210.0070.01014.39
5.5.200.0110.00414.38
5.5.190.0040.00814.40
5.5.180.0070.00714.11
5.5.170.0000.01714.33
5.5.160.0060.00614.40
5.5.150.0040.00714.48
5.5.140.0070.00714.08
5.5.130.0000.01413.98
5.5.120.0000.01514.03
5.5.110.0000.01214.07
5.5.100.0030.01414.29
5.5.90.0060.00614.49
5.5.80.0100.00314.34
5.5.70.0090.00614.05
5.5.60.0110.00514.25
5.5.50.0030.01014.43
5.5.40.0060.00614.35
5.5.30.0030.00614.13
5.5.20.0040.00813.86
5.5.10.0040.00714.56
5.5.00.0040.00414.01
5.4.450.0060.04416.10
5.4.440.0070.03016.13
5.4.430.0070.01916.09
5.4.420.0050.04516.00
5.4.410.0070.03115.88
5.4.400.0040.02915.79
5.4.390.0020.04615.82
5.4.380.0110.03715.94
5.4.370.0100.03515.96
5.4.360.0070.04315.99
5.4.350.0020.02815.87
5.4.340.0090.03915.98
5.4.330.0000.00612.72
5.4.320.0030.02315.90
5.4.310.0030.04215.93
5.4.300.0040.02615.79
5.4.290.0070.03615.79
5.4.280.0080.03315.79
5.4.270.0050.03315.93
5.4.260.0060.04015.80
5.4.250.0030.03515.86
5.4.240.0030.03715.94
5.4.230.0080.02315.98
5.4.220.0020.03215.93
5.4.210.0050.03915.92
5.4.200.0050.02215.92
5.4.190.0060.04315.91
5.4.180.0040.02415.84
5.4.170.0060.04015.79
5.4.160.0030.02415.92
5.4.150.0080.03115.97
5.4.140.0030.03514.55
5.4.130.0050.03814.56
5.4.120.0070.04114.55
5.4.110.0020.04614.57
5.4.100.0060.04114.57
5.4.90.0030.04214.63
5.4.80.0080.03814.52
5.4.70.0060.02014.53
5.4.60.0070.03914.49
5.4.50.0050.03514.54
5.4.40.0060.04114.52
5.4.30.0070.02314.56
5.4.20.0030.03814.56
5.4.10.0020.02614.50
5.4.00.0110.03314.27
5.3.290.0020.04413.66
5.3.280.0080.01913.69
5.3.270.0050.02913.69
5.3.260.0030.02713.67
5.3.250.0080.03813.68
5.3.240.0070.04013.62
5.3.230.0050.04213.74
5.3.220.0000.03113.66
5.3.210.0050.02713.67
5.3.200.0060.03113.66
5.3.190.0090.03613.67
5.3.180.0030.04513.72
5.3.170.0040.04213.66
5.3.160.0050.02813.65
5.3.150.0050.03313.72
5.3.140.0020.03313.64
5.3.130.0000.02713.71
5.3.120.0020.04213.64
5.3.110.0060.04013.63
5.3.100.0030.02613.41
5.3.90.0000.02513.41
5.3.80.0070.03013.39
5.3.70.0020.02413.40
5.3.60.0050.03113.35
5.3.50.0070.02013.33
5.3.40.0060.03813.32
5.3.30.0070.03613.31
5.3.20.0100.02213.21
5.3.10.0070.01813.19
5.3.00.0070.02513.25
5.2.170.0070.02711.09
5.2.160.0030.05711.10
5.2.150.0030.06311.30
5.2.140.0130.05011.03
5.2.130.0030.03011.11
5.2.120.0030.03011.03
5.2.110.0030.05011.20
5.2.100.0070.06011.11
5.2.90.0100.04311.15
5.2.80.0030.05711.16
5.2.70.0030.03011.26
5.2.60.0030.05311.13
5.2.50.0000.05711.09
5.2.40.0030.06310.91
5.2.30.0030.04011.03
5.2.20.0070.05010.96
5.2.10.0130.02310.75
5.2.00.0000.03010.72
5.1.60.0030.0239.90
5.1.50.0070.0539.95
5.1.40.0030.0339.98
5.1.30.0100.02310.34
5.1.20.0030.03010.53
5.1.10.0030.03010.07
5.1.00.0130.04010.05
5.0.50.0030.0378.59
5.0.40.0030.0278.46
5.0.30.0000.0378.20
5.0.20.0100.0238.18
5.0.10.0070.0308.19
5.0.00.0030.0638.21
4.4.90.0000.0237.89
4.4.80.0000.0307.89
4.4.70.0000.0407.89
4.4.60.0030.0337.89
4.4.50.0030.0307.89
4.4.40.0030.0577.89
4.4.30.0030.0277.89
4.4.20.0000.0277.89
4.4.10.0030.0177.89
4.4.00.0030.0507.89
4.3.110.0070.0337.89
4.3.100.0000.0237.89
4.3.90.0000.0377.89
4.3.80.0000.0337.89
4.3.70.0030.0237.89
4.3.60.0030.0177.89
4.3.50.0000.0377.89
4.3.40.0030.0477.89
4.3.30.0070.0107.89
4.3.20.0000.0377.89
4.3.10.0000.0337.89
4.3.00.0000.0337.89

preferences:
64.46 ms | 401 KiB | 5 Q