3v4l.org

run code in 300+ PHP versions simultaneously
<?php strtolower(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)
7.4.80.0060.01216.38
7.4.70.0000.01616.21
7.4.60.0090.00916.43
7.4.50.0140.01216.20
7.4.40.0070.01116.55
7.4.30.0140.00415.88
7.4.20.0060.01016.31
7.4.10.0130.00916.48
7.4.00.0000.01716.49
7.3.200.0080.00816.07
7.3.190.0090.00616.26
7.3.180.0090.00916.16
7.3.170.0080.00816.27
7.3.160.0110.00716.39
7.3.150.0080.00816.48
7.3.140.0060.00916.16
7.3.130.0080.00816.08
7.3.120.0100.01416.38
7.3.110.0060.01516.08
7.3.100.0040.01415.91
7.3.90.0140.00316.34
7.3.80.0160.00016.00
7.3.70.0080.01316.13
7.3.60.0130.00816.27
7.3.50.0040.01216.14
7.3.40.0090.00616.09
7.3.30.0050.01216.22
7.3.20.0120.00616.19
7.3.10.0070.01016.05
7.3.00.0080.01216.31
7.2.320.0080.00816.41
7.2.310.0040.01416.04
7.2.300.0040.01216.18
7.2.290.0000.01716.40
7.2.280.0110.00816.35
7.2.270.0130.00416.45
7.2.260.0090.00916.07
7.2.250.0080.01415.97
7.2.240.0140.00816.43
7.2.230.0030.01416.18
7.2.220.0140.00316.08
7.2.210.0030.01716.38
7.2.200.0050.01616.16
7.2.190.0200.00016.41
7.2.180.0100.00616.41
7.2.170.0080.00816.32
7.2.160.0070.01016.27
7.2.150.0130.01016.32
7.2.140.0140.00416.46
7.2.130.0120.00616.54
7.2.120.0060.01216.19
7.2.110.0000.01916.31
7.2.100.0110.00716.32
7.2.90.0140.01416.41
7.2.80.0100.01616.10
7.2.70.0150.00616.30
7.2.60.0070.01116.25
7.2.50.0020.01616.32
7.2.40.0120.00616.52
7.2.30.0040.01416.39
7.2.20.0100.00816.54
7.2.10.0130.00616.14
7.2.00.0140.00516.37
7.1.330.0230.01015.55
7.1.320.0230.00715.22
7.1.310.0260.00715.34
7.1.300.0320.00315.43
7.1.290.0180.01115.23
7.1.280.0190.01815.38
7.1.270.0240.01015.39
7.1.260.0330.00415.27
7.1.250.0260.00415.36
7.1.240.0220.00615.20
7.1.230.0220.00915.28
7.1.220.0490.00615.14
7.1.210.0220.00815.21
7.1.200.0230.00615.25
7.1.190.0240.00715.18
7.1.180.0190.00815.17
7.1.170.0240.00815.29
7.1.160.0160.01315.42
7.1.150.0200.00915.20
7.1.140.0330.00715.26
7.1.130.0290.00415.06
7.1.120.0180.01115.33
7.1.110.0410.00615.18
7.1.100.0200.01015.50
7.1.90.0220.01115.33
7.1.80.0180.01215.39
7.1.70.0200.01415.25
7.1.60.0320.00315.16
7.1.50.0180.01115.14
7.1.40.0250.00315.34
7.1.30.0170.01115.29
7.1.20.0260.00015.24
7.1.10.0210.00715.14
7.1.00.0180.00915.29
7.0.330.0260.00314.82
7.0.320.0220.00614.93
7.0.310.0090.02014.90
7.0.300.0200.01015.01
7.0.290.0180.00915.01
7.0.280.0170.01214.99
7.0.270.0260.00014.91
7.0.260.0230.00815.09
7.0.250.0110.01415.06
7.0.240.0210.01015.13
7.0.230.0200.00615.00
7.0.220.0200.00714.93
7.0.210.0230.00714.93
7.0.200.0250.00915.20
7.0.190.0240.01115.04
7.0.180.0190.00614.92
7.0.170.0130.01315.08
7.0.160.0100.01515.11
7.0.150.0240.00615.07
7.0.140.0200.01315.15
7.0.130.0270.00014.91
7.0.120.0210.00715.09
7.0.110.0110.01615.00
7.0.100.0190.01115.06
7.0.90.0180.00915.09
7.0.80.0180.01314.89
7.0.70.0470.01015.21
7.0.60.0120.01615.04
7.0.50.0180.00914.93
7.0.40.0090.01815.00
7.0.30.0190.00815.03
7.0.20.0260.00314.93
7.0.10.0230.00314.92
7.0.00.0240.00315.00
5.6.400.0220.00615.63
5.6.390.0120.02015.55
5.6.380.0210.01115.43
5.6.370.0210.01315.68
5.6.360.0240.00615.81
5.6.350.0130.01315.48
5.6.340.0090.02015.58
5.6.330.0190.01115.57
5.6.320.0220.00715.84
5.6.310.0260.00915.35
5.6.300.0140.01215.63
5.6.290.0160.01215.68
5.6.280.0220.01315.85
5.6.270.0110.01515.73
5.6.260.0170.01315.50
5.6.250.0200.00915.75
5.6.240.0180.01215.74
5.6.230.0200.00815.57
5.6.220.0220.00615.71
5.6.210.0200.00815.62
5.6.200.0090.01815.63
5.6.190.0140.01515.71
5.6.180.0210.00915.72
5.6.170.0220.00715.76
5.6.160.0200.01715.73
5.6.150.0190.00915.78
5.6.140.0250.00315.86
5.6.130.0160.01615.55
5.6.120.0170.01015.56
5.6.110.0180.01115.63
5.6.100.0220.01115.53
5.6.90.0230.00615.85
5.6.80.0130.01615.54
5.6.70.0130.01315.52
5.6.60.0190.01215.46
5.6.50.0200.00815.70
5.6.40.0230.00815.48
5.6.30.0220.00415.71
5.6.20.0160.01215.57
5.6.10.0140.01715.47
5.6.00.0120.01815.69
5.5.380.0170.01315.49
5.5.370.0190.01415.82
5.5.360.0230.00715.54
5.5.350.0110.01815.81
5.5.340.0200.00815.40
5.5.330.0200.00915.73
5.5.320.0190.01015.33
5.5.310.0230.00615.58
5.5.300.0200.00915.36
5.5.290.0220.00715.54
5.5.280.0150.01315.71
5.5.270.0250.00415.62
5.5.260.0140.01715.57
5.5.250.0200.00915.38
5.5.240.0120.01715.52
5.5.230.0190.00915.50
5.5.220.0210.01115.49
5.5.210.0220.00615.53
5.5.200.0140.01415.44
5.5.190.0140.01415.63
5.5.180.0190.00815.49
5.5.170.0240.00415.53
5.5.160.0100.02115.32
5.5.150.0250.00415.77
5.5.140.0230.00715.63
5.5.130.0160.01215.48
5.5.120.0170.01115.51
5.5.110.0130.01615.43
5.5.100.0220.00615.54
5.5.90.0190.00915.81
5.5.80.0130.01315.55
5.5.70.0140.01715.23
5.5.60.0210.00715.48
5.5.50.0150.01215.39
5.5.40.0190.00815.53
5.5.30.0230.00715.48
5.5.20.0190.00915.47
5.5.10.0220.00615.51
5.5.00.0170.01115.23
5.4.450.0190.00312.21
5.4.440.0130.00812.23
5.4.430.0100.01112.42
5.4.420.0170.00412.33
5.4.410.0140.00712.39
5.4.400.0150.00612.41
5.4.390.0110.01112.32
5.4.380.0160.00512.16
5.4.370.0120.01512.28
5.4.360.0120.00912.13
5.4.350.0130.00712.27
5.4.340.0220.00012.17
5.4.330.0170.00312.23
5.4.320.0130.02512.28
5.4.310.0100.02312.45
5.4.300.0120.02312.30
5.4.290.0090.02312.31
5.4.280.0110.02112.32
5.4.270.0070.02512.38
5.4.260.0100.02312.29
5.4.250.0110.02212.36
5.4.240.0120.02012.42
5.4.230.0090.02312.25
5.4.220.0100.02212.38
5.4.210.0090.02212.29
5.4.200.0080.02712.35
5.4.190.0150.01712.29
5.4.180.0130.02112.27
5.4.170.0160.01912.48
5.4.160.0120.01912.27
5.4.150.0090.02912.25
5.4.140.0090.02312.12
5.4.130.0100.02112.17
5.4.120.0150.01912.09
5.4.110.0080.02312.07
5.4.100.0090.02212.16
5.4.90.0090.02312.11
5.4.80.0070.02512.16
5.4.70.0100.02212.15
5.4.60.0090.02012.08
5.4.50.0070.02412.10
5.4.40.0090.02112.13
5.4.30.0100.02212.18
5.4.20.0110.02112.17
5.4.10.0120.01912.14
5.4.00.0130.01811.90

preferences:
137.81 ms | 1394 KiB | 7 Q