3v4l.org

run code in 300+ PHP versions simultaneously
<?php $cols = '323'; $_POST['fn'] = "abc"; $_POST['fn'](); function abc() { global $db; // this works (db connection); global $cols; echo $cols; // doesn't work result is empty echo '323'; // this works }

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)
8.5.30.0100.00919.58
8.5.20.0130.00419.31
8.5.10.0100.00716.71
8.5.00.0110.01120.09
8.4.180.0120.00919.77
8.4.170.0140.00820.32
8.4.160.0130.00823.87
8.4.150.0080.00517.72
8.4.140.0100.01017.61
8.4.130.0170.00317.66
8.4.120.0120.00620.45
8.4.110.0140.00722.40
8.4.100.0120.00817.82
8.4.90.0130.00818.50
8.4.80.0090.01117.49
8.4.70.0130.00717.68
8.4.60.0140.00718.89
8.4.50.0130.00817.70
8.4.40.0100.01317.47
8.4.30.0080.01217.92
8.4.20.0100.01020.80
8.4.10.0160.00017.74
8.3.300.0150.00620.88
8.3.290.0120.00920.77
8.3.280.0160.00618.36
8.3.270.0130.00716.50
8.3.260.0120.00816.46
8.3.250.0100.00818.89
8.3.240.0040.00416.79
8.3.230.0140.00516.30
8.3.220.0060.00217.25
8.3.210.0040.00416.49
8.3.200.0030.00616.75
8.3.190.0100.00817.09
8.3.180.0120.00618.35
8.3.170.0100.00716.82
8.3.160.0110.00718.52
8.3.150.0090.00917.31
8.3.140.0110.00717.18
8.3.130.0080.00018.20
8.3.120.0040.00418.91
8.3.110.0030.00620.94
8.3.100.0120.00824.06
8.3.90.0000.00826.77
8.3.80.0040.00719.36
8.3.70.0090.00616.63
8.3.60.0070.01418.43
8.3.50.0080.00618.27
8.3.40.0110.00418.63
8.3.30.0110.00318.70
8.3.20.0000.00818.70
8.3.10.0080.00018.74
8.3.00.0000.00823.48
8.2.300.0170.00718.82
8.2.290.0120.00320.41
8.2.280.0060.00218.26
8.2.270.0110.00718.98
8.2.260.0000.00718.96
8.2.250.0130.00616.77
8.2.240.0080.00016.96
8.2.230.0030.00622.58
8.2.220.0070.01337.54
8.2.210.0070.01126.77
8.2.200.0090.00018.88
8.2.190.0100.00718.16
8.2.180.0090.00618.16
8.2.170.0110.00722.96
8.2.160.0070.00722.03
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0050.00321.12
8.2.120.0000.01026.35
8.2.110.0000.00921.05
8.2.100.0120.00017.72
8.2.90.0040.00418.03
8.2.80.0030.00618.04
8.2.70.0080.00017.93
8.2.60.0000.00718.16
8.2.50.0000.00818.10
8.2.40.0000.00821.05
8.2.30.0000.00720.51
8.2.20.0000.00818.22
8.2.10.0000.00718.14
8.2.00.0000.00818.33
8.1.340.0090.00921.71
8.1.330.0090.00921.81
8.1.320.0090.01016.11
8.1.310.0120.00616.48
8.1.300.0000.00720.25
8.1.290.0030.00630.84
8.1.280.0060.00825.92
8.1.270.0030.00522.14
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0030.00722.65
8.1.230.0040.00820.89
8.1.220.0080.00017.79
8.1.210.0080.00018.77
8.1.200.0040.00417.47
8.1.190.0060.00319.14
8.1.180.0040.00418.10
8.1.170.0090.00018.33
8.1.160.0000.00718.80
8.1.150.0030.00518.91
8.1.140.0000.00820.71
8.1.130.0000.00722.04
8.1.120.0000.00817.37
8.1.110.0000.00717.34
8.1.100.0000.00817.50
8.1.90.0040.00417.45
8.1.80.0040.00417.49
8.1.70.0030.00317.41
8.1.60.0040.00417.53
8.1.50.0000.00817.48
8.1.40.0000.00817.40
8.1.30.0030.00517.66
8.1.20.0040.00417.67
8.1.10.0030.00617.44
8.1.00.0040.00417.52
8.0.300.0070.00019.91
8.0.290.0080.00016.63
8.0.280.0030.00318.35
8.0.270.0040.00416.86
8.0.260.0080.00018.43
8.0.250.0030.00716.98
8.0.240.0000.00616.99
8.0.230.0030.00316.90
8.0.220.0030.00316.84
8.0.210.0070.00016.77
8.0.200.0070.00016.82
8.0.190.0000.00716.88
8.0.180.0030.00516.79
8.0.170.0040.00416.80
8.0.160.0000.00716.90
8.0.150.0070.00016.81
8.0.140.0030.00416.89
8.0.130.0000.00713.23
8.0.120.0040.00416.70
8.0.110.0000.00816.80
8.0.100.0050.00316.79
8.0.90.0080.00016.84
8.0.80.0040.01416.88
8.0.70.0080.00016.88
8.0.60.0030.00516.85
8.0.50.0000.00716.93
8.0.30.0080.01016.96
8.0.20.0080.01117.40
8.0.10.0000.00717.04
8.0.00.0150.00916.83
7.4.330.0000.00515.55
7.4.320.0000.00816.62
7.4.300.0030.00316.56
7.4.290.0070.00016.54
7.4.280.0000.00716.49
7.4.270.0000.00716.50
7.4.260.0050.00216.40
7.4.250.0000.00816.60
7.4.240.0000.00816.61
7.4.230.0070.00016.43
7.4.220.0080.00016.25
7.4.210.0060.01016.60
7.4.200.0070.00016.57
7.4.160.0060.01116.46
7.4.140.0120.00617.86
7.4.130.0040.01516.48
7.4.120.0110.00716.49
7.4.110.0060.01016.70
7.4.100.0100.00616.45
7.4.90.0140.00416.57
7.4.80.0100.01319.39
7.4.70.0070.01316.38
7.4.60.0030.01316.48
7.4.50.0080.00616.43
7.4.40.0060.01216.32
7.4.00.0080.00814.93
7.3.330.0020.00213.38
7.3.320.0030.00213.22
7.3.310.0000.00716.18
7.3.300.0040.00416.22
7.3.290.0070.00016.40
7.3.280.0140.00016.35
7.3.260.0150.01316.42
7.3.240.0070.01016.51
7.3.230.0100.00716.59
7.3.210.0150.00716.36
7.3.200.0120.01216.63
7.3.190.0100.00616.31
7.3.180.0070.01016.58
7.3.170.0130.00316.44
7.3.160.0030.01316.27
7.3.120.0070.01014.91
7.3.110.0080.01014.75
7.3.100.0080.01014.83
7.3.90.0080.00714.83
7.3.80.0000.01014.78
7.3.70.0050.00514.80
7.3.60.0030.01014.95
7.3.50.0050.01014.78
7.3.40.0060.00714.97
7.3.30.0050.00714.86
7.3.20.0040.00916.54
7.3.10.0060.00516.49
7.3.00.0090.00616.60
7.2.330.0160.00016.86
7.2.320.0110.00716.43
7.2.310.0120.00616.38
7.2.300.0090.01316.75
7.2.290.0030.01416.40
7.2.250.0080.01014.98
7.2.240.0060.01314.83
7.2.230.0050.01314.92
7.2.220.0050.00815.12
7.2.210.0030.00915.07
7.2.200.0060.00915.06
7.2.190.0080.00515.13
7.2.180.0080.00915.12
7.2.170.0040.01014.94
7.2.130.0060.00916.85
7.2.120.0080.01116.86
7.2.110.0050.01216.84
7.2.100.0280.00915.79
7.2.90.0180.00615.79
7.2.80.0540.01015.86
7.2.70.0260.00515.91
7.2.60.0420.00815.85
7.2.50.0240.00615.98
7.2.40.0160.00115.90
7.2.30.0110.00715.89
7.2.20.0650.01315.91
7.2.10.0160.00815.88
7.2.00.0430.00815.96
7.1.330.0080.00615.74
7.1.320.0040.00815.80
7.1.310.0060.00915.90
7.1.300.0060.00615.52
7.1.290.0050.00515.76
7.1.280.0040.01115.75
7.1.270.0070.00515.50
7.1.260.0020.01115.80
7.1.250.0030.00615.61
7.1.240.0040.00415.76
7.1.230.0030.00915.58
7.1.220.1620.00314.80
7.1.210.0150.00814.67
7.1.200.0390.01114.93
7.1.190.0100.00414.75
7.1.180.0130.00414.76
7.1.170.0270.00114.78
7.1.160.0260.00914.94
7.1.150.0100.00814.87
7.1.140.0110.01114.54
7.1.130.0130.00914.80
7.1.120.0230.00514.66
7.1.110.0000.01214.86
7.1.100.0260.00914.77
7.1.90.1550.00614.78
7.1.80.0620.00514.76
7.1.70.0630.00814.71
7.1.60.0360.00823.86
7.1.50.0280.00923.80
7.1.40.0530.00823.73
7.1.30.0270.00423.83
7.1.20.0150.01123.73
7.1.10.3010.00914.81
7.1.00.0170.00514.83
7.0.330.0090.00315.06
5.6.380.0080.01114.30

preferences:
70.84 ms | 1594 KiB | 5 Q