3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ = "what"; echo $; ?>

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)
8.1.120.0070.00218.41
8.1.110.0100.00618.59
8.1.100.0060.00717.91
8.1.90.0140.00417.95
8.1.80.0130.00617.96
8.1.70.0120.00517.88
8.1.60.0110.00817.99
8.1.50.0130.00617.91
8.1.40.0110.00718.00
8.1.30.0130.00617.90
8.1.20.0130.00617.88
8.1.10.0170.00417.72
8.1.00.0180.00417.62
8.0.250.0060.00317.98
8.0.240.0070.00718.01
8.0.230.0100.00617.49
8.0.220.0110.00517.30
8.0.210.0110.00417.45
8.0.200.0110.00417.42
8.0.190.0080.00817.37
8.0.180.0100.00617.40
8.0.170.0080.00817.37
8.0.160.0110.00517.31
8.0.150.0150.00117.11
8.0.140.0150.00117.11
8.0.130.0110.00617.02
8.0.120.0130.00617.04
8.0.110.0140.00417.06
8.0.100.0130.00517.04
8.0.90.0120.00617.00
8.0.80.0150.00516.99
8.0.70.0150.00516.99
8.0.60.0100.00816.98
8.0.50.0140.00416.98
8.0.30.0120.00716.92
8.0.20.0110.00917.01
8.0.10.0120.00816.96
8.0.00.0110.00817.01
7.4.330.0100.00515.55
7.4.320.0100.00617.49
7.4.300.0110.00516.95
7.4.290.0090.00817.02
7.4.280.0070.00816.67
7.4.270.0090.00516.62
7.4.260.0090.00416.56
7.4.250.0100.00616.47
7.4.240.0110.00416.58
7.4.230.0160.00116.59
7.4.220.0080.00616.59
7.4.210.0100.00516.49
7.4.200.0090.00616.46
7.4.190.0110.00316.61
7.4.180.0120.00316.59
7.4.160.0120.00716.47
7.4.150.0120.00716.46
7.4.140.0120.00716.33
7.4.130.0110.00816.32
7.4.120.0130.00616.35
7.4.110.0110.00816.34
7.4.100.0130.00816.43
7.4.90.0130.00616.30
7.4.80.0130.00716.30
7.4.70.0120.00816.32
7.4.60.0110.00816.36
7.4.50.0100.00916.27
7.4.40.0120.00716.23
7.4.30.0120.00816.24
7.4.20.0120.00716.30
7.4.10.0110.00816.24
7.4.00.0100.00716.26
7.3.330.0150.00216.45
7.3.320.0150.00416.41
7.3.310.0110.00616.41
7.3.300.0150.00316.37
7.3.290.0170.00416.23
7.3.280.0170.00616.26
7.3.270.0120.00816.25
7.3.260.0130.00616.21
7.3.250.0120.00716.25
7.3.240.0110.00816.24
7.3.230.0120.00816.25
7.3.220.0130.00716.18
7.3.210.0130.00716.22
7.3.200.0120.00816.20
7.3.190.0130.00716.18
7.3.180.0120.00816.16
7.3.170.0110.00816.20
7.3.160.0120.00716.19
7.3.150.0140.00616.18
7.3.140.0120.00716.20
7.3.130.0120.00716.09
7.3.120.0110.00716.08
7.3.110.0130.00616.00
7.3.100.0110.00815.99
7.3.90.0110.00816.12
7.3.80.0120.00715.96
7.3.70.0100.00915.96
7.3.60.0120.00816.02
7.3.50.0110.00916.00
7.3.40.0110.00816.03
7.3.30.0110.00916.03
7.3.20.0150.00816.51
7.3.10.0120.00816.45
7.3.00.0150.00816.42
7.2.340.0180.00616.21
7.2.330.0150.00916.26
7.2.320.0180.00516.19
7.2.310.0180.00816.19
7.2.300.0170.00816.22
7.2.290.0170.00716.24
7.2.280.0170.00616.21
7.2.270.0160.00716.20
7.2.260.0150.00816.10
7.2.250.0130.00916.13
7.2.240.0130.00916.08
7.2.230.0150.00816.09
7.2.220.0130.00816.02
7.2.210.0140.00816.03
7.2.200.0150.00916.07
7.2.190.0120.00916.09
7.2.180.0120.00916.07
7.2.170.0140.00816.09
7.2.160.0120.00816.13
7.2.150.0180.00816.58
7.2.140.0170.00916.65
7.2.130.0150.00816.65
7.2.120.0160.00716.64
7.2.110.0190.00916.55
7.2.100.0240.00716.42
7.2.90.0190.01116.37
7.2.80.0210.00816.38
7.2.70.0190.00816.35
7.2.60.0190.00816.35
7.2.50.0180.00816.33
7.2.40.0280.00916.43
7.2.30.0270.00816.39
7.2.20.0300.00816.42
7.2.10.0270.00916.38
7.2.00.0280.00816.40
7.1.330.0170.00915.68
7.1.320.0160.00815.58
7.1.310.0150.00815.57
7.1.300.0150.00815.55
7.1.290.0160.00815.56
7.1.280.0160.00715.57
7.1.270.0170.00615.56
7.1.260.0170.00715.52
7.1.250.0200.00815.42
7.1.240.0180.00815.43
7.1.230.0250.00715.40
7.1.220.0250.00515.30
7.1.210.0220.00715.25
7.1.200.0210.00915.28
7.1.190.0210.00615.29
7.1.180.0190.00815.26
7.1.170.0200.00815.18
7.1.160.0280.00715.22
7.1.150.0270.00915.25
7.1.140.0250.00815.29
7.1.130.0250.00815.23
7.1.120.0290.00815.21
7.1.110.0250.00715.26
7.1.100.0260.00715.11
7.1.90.0250.00815.14
7.1.80.0280.00715.16
7.1.70.0210.00815.08
7.1.60.0280.00817.74
7.1.50.0300.00817.72
7.1.40.0240.00817.72
7.1.30.0260.00817.71
7.1.20.0250.00717.75
7.1.10.0180.00715.08
7.1.00.0240.00715.08
7.0.330.0170.00815.28
7.0.320.0180.00715.24
7.0.310.0210.00815.10
7.0.300.0220.00715.02
7.0.290.0260.00815.11
7.0.280.0220.00615.10
7.0.270.0320.00715.11
7.0.260.0290.00815.07
7.0.250.0250.00715.09
7.0.240.0250.00715.06
7.0.230.0280.00815.08
7.0.220.0250.00815.07
7.0.210.0250.00715.03
7.0.200.0270.00715.02
7.0.190.0280.00815.05
7.0.180.0260.00814.97
7.0.170.0240.00715.05
7.0.160.0260.00714.98
7.0.150.0270.00814.96
7.0.140.0220.00815.00
7.0.130.0220.00815.02
7.0.120.0220.00715.04
7.0.110.0220.00714.99
7.0.100.0210.00814.96
7.0.90.0200.00714.95
7.0.80.0260.00914.92
7.0.70.0260.00714.91
7.0.60.0260.00814.99
7.0.50.0260.00814.95
7.0.40.0300.00814.99
7.0.30.0230.00615.00
7.0.20.0250.00715.00
7.0.10.0200.00715.02
7.0.00.0210.00814.99
5.6.400.0180.00815.55
5.6.390.0150.00815.58
5.6.380.0140.01015.40
5.6.370.0150.00915.45
5.6.360.0150.00815.42
5.6.350.0140.00915.41
5.6.340.0160.00815.41
5.6.330.0150.00915.41
5.6.320.0150.00915.40
5.6.310.0150.01015.39
5.6.300.0160.01015.52
5.6.290.0150.01015.61
5.6.280.0150.01115.55
5.6.270.0150.00915.57
5.6.260.0150.01015.56
5.6.250.0150.01115.51
5.6.240.0150.01015.56
5.6.230.0160.01115.60
5.6.220.0140.01115.55
5.6.210.0160.01015.59
5.6.200.0150.01015.61
5.6.190.0160.01115.60
5.6.180.0160.00915.60
5.6.170.0150.01115.56
5.6.160.0150.01015.58
5.6.150.0130.01115.57
5.6.140.0160.01015.58
5.6.130.0160.00915.57
5.6.120.0160.01015.58
5.6.110.0150.01115.50
5.6.100.0150.01215.51
5.6.90.0140.01015.52
5.6.80.0150.00915.44
5.6.70.0140.01115.55
5.6.60.0150.00915.54
5.6.50.0150.01015.44
5.6.40.0160.00915.44
5.6.30.0140.01015.50
5.6.20.0150.00915.44
5.6.10.0140.01015.46
5.6.00.0140.01015.45
5.5.380.0150.01014.96
5.5.370.0130.01114.93
5.5.360.0140.01014.86
5.5.350.0150.01114.85
5.5.340.0140.00914.87
5.5.330.0150.01014.89
5.5.320.0160.01014.93
5.5.310.0150.01014.89
5.5.300.0130.01114.84
5.5.290.0160.00914.88
5.5.280.0150.01014.86
5.5.270.0150.01014.86
5.5.260.0140.01114.88
5.5.250.0160.01014.93
5.5.240.0140.01014.91
5.5.230.0150.00814.88
5.5.220.0150.01014.87
5.5.210.0130.01214.94
5.5.200.0150.01014.81
5.5.190.0140.01114.80
5.5.180.0140.01014.84
5.5.170.0130.00915.12
5.5.160.0130.01014.81
5.5.150.0140.01014.80
5.5.140.0130.01014.77
5.5.130.0140.01014.75
5.5.120.0130.01014.80
5.5.110.0140.01014.77
5.5.100.0140.00914.83
5.5.90.0140.00914.82
5.5.80.0130.01014.84
5.5.70.0150.00914.83
5.5.60.0140.01014.80
5.5.50.0140.00914.84
5.5.40.0140.01014.80
5.5.30.0140.01014.83
5.5.20.0150.00914.84
5.5.10.0140.01014.82
5.5.00.0130.01014.83
5.4.450.0130.00712.60
5.4.440.0120.00912.63
5.4.430.0140.00712.64
5.4.420.0120.00812.63
5.4.410.0120.00812.63
5.4.400.0110.00812.57
5.4.390.0120.00712.54
5.4.380.0130.00812.56
5.4.370.0130.00812.57
5.4.360.0130.00812.54
5.4.350.0130.00812.54
5.4.340.0120.00712.57
5.4.330.0120.00712.40
5.4.320.0120.00812.59
5.4.310.0120.00712.59
5.4.300.0110.00912.60
5.4.290.0120.00812.60
5.4.280.0110.00912.58
5.4.270.0120.00812.59
5.4.260.0120.00712.57
5.4.250.0110.00912.58
5.4.240.0120.00712.55
5.4.230.0120.00712.51
5.4.220.0120.00812.48
5.4.210.0120.00812.51
5.4.200.0120.00812.47
5.4.190.0120.00712.48
5.4.180.0130.00712.50
5.4.170.0130.00812.51
5.4.160.0120.00812.51
5.4.150.0120.00812.51
5.4.140.0100.00912.48
5.4.130.0110.00812.51
5.4.120.0130.00712.46
5.4.110.0110.00812.46
5.4.100.0120.00912.49
5.4.90.0110.00812.48
5.4.80.0110.00812.49
5.4.70.0130.00612.50
5.4.60.0110.00812.48
5.4.50.0120.00712.45
5.4.40.0110.00712.48
5.4.30.0120.00712.51
5.4.20.0120.00812.48
5.4.10.0130.00712.48
5.4.00.0120.00712.40

preferences:
151.49 ms | 1394 KiB | 7 Q