3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(strpos(serialize($GLOBALS), '_REQUEST'));

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)
8.3.40.0070.00718.60
8.3.30.0100.00319.06
8.3.20.0040.00420.30
8.3.10.0000.00823.70
8.3.00.0100.00017.38
8.2.170.0100.00722.96
8.2.160.0100.00320.28
8.2.150.0000.00724.18
8.2.140.0030.00524.66
8.2.130.0030.00526.16
8.2.120.0040.00422.05
8.2.110.0040.00422.27
8.2.100.0080.00417.59
8.2.90.0040.00417.59
8.2.80.0040.00417.97
8.2.70.0060.00317.50
8.2.60.0060.00317.80
8.2.50.0030.00518.07
8.2.40.0080.00018.10
8.2.30.0030.00517.86
8.2.20.0040.00417.63
8.2.10.0040.00417.94
8.2.00.0080.00317.63
8.1.270.0050.00323.99
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00322.40
8.1.230.0180.00021.03
8.1.220.0000.00817.74
8.1.210.0000.00818.89
8.1.200.0000.00816.98
8.1.190.0000.00816.88
8.1.180.0050.00318.10
8.1.170.0000.00818.71
8.1.160.0040.00418.75
8.1.150.0030.00320.31
8.1.140.0000.00817.36
8.1.130.0030.00317.70
8.1.120.0000.00717.38
8.1.110.0020.00517.22
8.1.100.0030.00317.39
8.1.90.0000.00717.32
8.1.80.0000.00717.33
8.1.70.0030.00317.36
8.1.60.0000.00817.59
8.1.50.0030.00617.36
8.1.40.0050.00317.43
8.1.30.0050.00317.40
8.1.20.0000.00717.56
8.1.10.0030.00617.37
8.1.00.0000.00717.33
8.0.300.0070.00019.96
8.0.290.0030.00516.75
8.0.280.0030.00318.31
8.0.270.0080.00017.25
8.0.260.0070.00017.20
8.0.250.0030.00316.76
8.0.240.0030.00316.82
8.0.230.0030.00716.90
8.0.220.0000.00716.72
8.0.210.0000.00816.71
8.0.200.0070.00016.88
8.0.190.0000.00716.80
8.0.180.0040.00416.71
8.0.170.0000.00816.85
8.0.160.0000.00716.79
8.0.150.0040.00416.84
8.0.140.0070.00016.73
8.0.130.0000.00613.19
8.0.120.0040.00416.82
8.0.110.0040.00416.81
8.0.100.0000.00816.68
8.0.90.0040.00416.75
8.0.80.0060.00916.79
8.0.70.0050.00216.74
8.0.60.0030.00616.67
8.0.50.0000.00716.71
8.0.30.0110.00817.04
8.0.20.0090.01017.40
8.0.10.0000.00816.77
8.0.00.0100.00916.69
7.4.330.0030.00315.00
7.4.320.0000.00616.44
7.4.300.0000.00616.54
7.4.290.0000.00716.53
7.4.280.0000.00716.42
7.4.270.0030.00316.45
7.4.260.0070.00016.48
7.4.250.0030.00516.43
7.4.240.0050.00216.49
7.4.230.0050.00216.42
7.4.220.0100.00716.55
7.4.210.0060.01016.51
7.4.200.0000.00716.51
7.4.190.0030.00316.42
7.4.160.0030.01416.45
7.4.150.0090.00917.40
7.4.140.0100.00717.86
7.4.130.0130.00616.51
7.4.120.0080.00916.47
7.4.110.0100.00816.33
7.4.100.0120.00616.44
7.4.90.0070.01016.58
7.4.80.0090.00917.94
7.4.70.0090.00916.35
7.4.60.0110.00816.34
7.4.50.0050.00716.32
7.4.40.0100.00719.58
7.4.30.0010.01516.43
7.4.20.0080.00916.13
7.4.10.0110.00916.13
7.4.00.0100.00815.84
7.3.330.0030.00313.06
7.3.320.0030.00313.06
7.3.310.0000.00716.12
7.3.300.0030.00316.11
7.3.290.0090.00616.11
7.3.280.0080.00816.14
7.3.270.0110.00917.40
7.3.260.0110.00716.38
7.3.250.0110.00716.12
7.3.240.0100.00816.23
7.3.230.0060.01216.42
7.3.220.0090.00916.45
7.3.210.0060.01216.36
7.3.200.0080.01117.91
7.3.190.0140.00616.24
7.3.180.0110.01216.36
7.3.170.0110.00616.32
7.3.160.0140.00516.25
7.3.150.0090.00916.42
7.3.140.0110.00716.29
7.3.130.0100.00916.18
7.3.120.0050.01415.70
7.3.110.0090.00815.89
7.3.100.0060.01315.63
7.3.90.0090.00715.53
7.3.80.0080.00715.77
7.3.70.0070.01015.37
7.3.60.0090.00615.41
7.3.50.0040.01115.46
7.3.40.0090.00715.42
7.3.30.0070.00915.39
7.3.20.0140.00515.86
7.3.10.0130.00815.88
7.3.00.0120.00715.84
7.2.340.0260.01316.55
7.2.330.0040.01516.35
7.2.320.0090.00916.44
7.2.310.0050.01616.41
7.2.300.0070.01316.47
7.2.290.0140.01016.26
7.2.280.0040.01416.62
7.2.270.0040.01516.15
7.2.260.0060.01516.37
7.2.250.0090.01216.19
7.2.240.0080.00815.67
7.2.230.0100.01015.95
7.2.220.0050.01115.95
7.2.210.0080.00815.78
7.2.200.0090.00815.50
7.2.190.0070.00915.53
7.2.180.0080.01115.52
7.2.170.0090.00715.66
7.2.160.0080.00915.64
7.2.150.0100.01016.10
7.2.140.0130.00816.24
7.2.130.0140.00716.08
7.2.120.0150.00716.04
7.2.110.0120.00916.11
7.2.100.0080.01216.15
7.2.90.0100.00716.41
7.2.80.0120.00916.14
7.2.70.0160.00816.21
7.2.60.0160.00716.29
7.2.50.0130.01016.20
7.2.40.0120.00916.16
7.2.30.0160.00816.20
7.2.20.0130.01116.11
7.2.10.0140.01216.19
7.2.00.0160.00916.63
7.1.330.0080.01115.34
7.1.320.0090.00915.38
7.1.310.0140.00615.40
7.1.300.0130.01015.02
7.1.290.0110.01015.02
7.1.280.0170.00714.98
7.1.270.0120.01115.00
7.1.260.0110.01015.12
7.1.250.0120.01015.00
7.1.240.0190.00814.82
7.1.230.0120.01414.77
7.1.220.0140.01214.70
7.1.210.0150.00815.28
7.1.200.0260.00414.75
7.1.190.0210.01114.92
7.1.180.0220.00714.96
7.1.170.0160.01115.01
7.1.160.0300.00714.97
7.1.150.0220.00614.98
7.1.140.0580.00814.96
7.1.130.0250.00614.94
7.1.120.0260.00614.94
7.1.110.0260.00714.92
7.1.100.0190.00915.61
7.1.90.0290.00514.96
7.1.80.0220.00914.92
7.1.70.0210.00915.36
7.1.60.0250.00919.37
7.1.50.0230.01022.42
7.1.40.0230.00919.40
7.1.30.0220.00819.56
7.1.20.0260.01019.46
7.1.10.0220.01014.90
7.1.00.0190.02616.40
7.0.330.0220.01014.46
7.0.320.0320.00414.40
7.0.310.0210.00914.72
7.0.300.0180.00914.59
7.0.290.0260.00614.72
7.0.280.0200.00714.57
7.0.270.0210.01314.57
7.0.260.0260.00814.62
7.0.250.0210.01014.54
7.0.240.0210.00814.70
7.0.230.0220.00814.68
7.0.220.0230.01114.53
7.0.210.0280.00814.64
7.0.200.0200.00515.01
7.0.190.0200.00914.55
7.0.180.0300.00614.62
7.0.170.0250.00514.63
7.0.160.0210.01014.56
7.0.150.0190.00814.68
7.0.140.0180.02016.10
7.0.130.0300.00714.73
7.0.120.0300.00714.75
7.0.110.0200.01114.79
7.0.100.0270.01915.67
7.0.90.0260.01415.66
7.0.80.0220.02415.64
7.0.70.0170.02015.59
7.0.60.0270.01415.78
7.0.50.0160.02215.83
7.0.40.0180.01815.74
7.0.30.0150.02015.72
7.0.20.0190.02515.75
7.0.10.0210.01915.76
7.0.00.0210.02415.77
5.6.400.0140.01015.18
5.6.390.0100.01315.14
5.6.380.0130.01015.13
5.6.370.0170.00715.25
5.6.360.0150.00915.19
5.6.350.0180.00615.28
5.6.340.0210.00715.01
5.6.330.0230.01115.17
5.6.320.0190.01315.09
5.6.310.0170.01215.03
5.6.300.0130.01014.89
5.6.290.0120.01314.91
5.6.280.0120.02316.25
5.6.270.0170.00714.84
5.6.260.0130.01014.91
5.6.250.0140.02116.15
5.6.240.0120.02415.96
5.6.230.0110.02316.06
5.6.220.0110.02816.04
5.6.210.0120.02316.06
5.6.200.0130.02516.19
5.6.190.0100.01916.12
5.6.180.0150.02516.19
5.6.170.0150.02316.21
5.6.160.0140.02416.06
5.6.150.0130.02616.13
5.6.140.0120.02716.17
5.6.130.0150.01916.10
5.6.120.0110.02516.05
5.6.110.0130.02516.08
5.6.100.0150.01916.18
5.6.90.0140.02516.12
5.6.80.0110.01815.87
5.6.70.0110.02315.90
5.6.60.0140.01415.85
5.6.50.0110.02216.01
5.6.40.0140.02215.96
5.6.30.0100.02615.81
5.6.20.0120.02615.92
5.6.10.0130.01815.91
5.6.00.0110.02715.89
5.5.380.0120.02315.37
5.5.370.0150.02315.26
5.5.360.0130.02215.38
5.5.350.0120.01915.33
5.5.340.0160.02315.36
5.5.330.0130.02315.42
5.5.320.0160.02115.36
5.5.310.0170.01915.45
5.5.300.0150.02615.36
5.5.290.0150.02515.52
5.5.280.0120.02615.39
5.5.270.0140.02315.44
5.5.260.0160.02015.34
5.5.250.0110.02515.33
5.5.240.0110.02115.25
5.5.230.0130.02415.19
5.5.220.0130.02315.19
5.5.210.0170.01815.23
5.5.200.0100.02115.24
5.5.190.0130.02215.22
5.5.180.0170.01915.20
5.5.170.0130.01014.57
5.5.160.0100.02615.28
5.5.150.0120.02415.25
5.5.140.0110.02115.17
5.5.130.0140.01915.13
5.5.120.0110.02315.12
5.5.110.0110.01715.16
5.5.100.0140.02215.12
5.5.90.0110.01815.13
5.5.80.0080.01815.11
5.5.70.0140.02115.14
5.5.60.0100.02015.19
5.5.50.0120.02215.13
5.5.40.0110.02315.13
5.5.30.0100.02415.14
5.5.20.0110.02115.20
5.5.10.0140.01915.16
5.5.00.0130.01715.12
5.4.450.0110.01713.25
5.4.440.0110.02413.24
5.4.430.0080.02313.31
5.4.420.0090.02013.20
5.4.410.0080.02113.23
5.4.400.0090.02013.23
5.4.390.0100.01513.12
5.4.380.0080.01913.12
5.4.370.0110.02013.15
5.4.360.0090.01813.16
5.4.350.0120.01913.00
5.4.340.0120.02013.14
5.4.330.0090.00811.60
5.4.320.0100.02013.00
5.4.310.0110.01513.15
5.4.300.0100.02213.17
5.4.290.0090.01713.12
5.4.280.0110.01913.03
5.4.270.0100.01313.15
5.4.260.0100.02113.16
5.4.250.0090.02013.15
5.4.240.0110.01313.16
5.4.230.0090.02213.03
5.4.220.0100.01713.08
5.4.210.0090.01913.15
5.4.200.0100.01513.13
5.4.190.0090.02313.14
5.4.180.0120.01613.16
5.4.170.0090.02013.23
5.4.160.0090.01913.08
5.4.150.0090.02113.15
5.4.140.0090.02112.62
5.4.130.0100.01912.61
5.4.120.0080.01812.64
5.4.110.0100.01912.72
5.4.100.0110.02012.64
5.4.90.0130.01712.58
5.4.80.0140.01412.65
5.4.70.0080.01312.60
5.4.60.0110.01712.66
5.4.50.0130.01512.63
5.4.40.0090.02112.60
5.4.30.0090.01812.64
5.4.20.0100.02012.61
5.4.10.0090.02012.60
5.4.00.0060.01412.52
5.3.290.0070.02412.39
5.3.280.0130.01812.28
5.3.270.0120.02012.39
5.3.260.0120.01312.32
5.3.250.0100.01212.40
5.3.240.0110.01312.27
5.3.230.0080.02212.35
5.3.220.0100.01912.32
5.3.210.0110.02012.41
5.3.200.0050.02012.44
5.3.190.0110.01912.43
5.3.180.0090.02112.50
5.3.170.0080.02112.44
5.3.160.0100.01612.42
5.3.150.0120.02012.44
5.3.140.0120.01912.46
5.3.130.0100.02212.41
5.3.120.0120.01212.39
5.3.110.0110.01712.41
5.3.100.0090.01812.33
5.3.90.0090.01512.28
5.3.80.0080.02012.18
5.3.70.0100.01712.18
5.3.60.0090.02012.26
5.3.50.0090.02112.18
5.3.40.0090.01812.16
5.3.30.0090.02012.21
5.3.20.0090.02012.15
5.3.10.0090.01812.07
5.3.00.0110.01812.04
5.2.170.0090.01212.11
5.2.160.0110.01112.00
5.2.150.0130.00912.03
5.2.140.0120.00911.94
5.2.130.0160.00911.82
5.2.120.0170.00311.91
5.2.110.0080.01011.93
5.2.100.0160.00512.00
5.2.90.0130.00711.75
5.2.80.0140.00711.69
5.2.70.0170.00911.69
5.2.60.0180.00311.75
5.2.50.0130.00612.01
5.2.40.0120.00611.92
5.2.30.0090.00911.91
5.2.20.0120.00811.76
5.2.10.0060.01611.63
5.2.00.0220.00011.78
5.1.60.0130.00711.40
5.1.50.0100.00711.40
5.1.40.0160.00011.40
5.1.30.0100.00711.40
5.1.20.0080.01311.40
5.1.10.0190.00411.40
5.1.00.0070.01111.40
5.0.50.0120.00311.40
5.0.40.0100.00311.40
5.0.30.0040.00911.40
5.0.20.0070.00711.40
5.0.10.0090.00411.40
5.0.00.0090.00611.40
4.4.90.0060.00411.40
4.4.80.0100.00011.40
4.4.70.0090.00311.40
4.4.60.0090.00011.40
4.4.50.0030.00611.40
4.4.40.0030.00711.40
4.4.30.0060.00311.40
4.4.20.0100.00011.40
4.4.10.0090.00011.40
4.4.00.0040.00411.40
4.3.110.0100.00011.40
4.3.100.0030.00611.40
4.3.90.0110.00011.40
4.3.80.0080.00411.40
4.3.70.0050.00511.40
4.3.60.0080.00011.40
4.3.50.0060.00311.40
4.3.40.0090.00211.40
4.3.30.0060.00311.40
4.3.20.0060.00211.40
4.3.10.0030.00811.40
4.3.00.0050.00211.40

preferences:
49.2 ms | 400 KiB | 5 Q