3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(strrchr('string', 'i', 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)
8.4.140.0130.00817.48
8.4.130.0350.00717.08
8.4.120.0410.00717.27
8.4.110.0340.01217.68
8.4.100.0380.01017.40
8.4.90.0380.01117.45
8.4.80.0380.01117.63
8.4.70.0380.01017.48
8.4.60.0430.00717.32
8.4.50.0350.01217.31
8.4.40.0390.01017.16
8.4.30.0390.00917.39
8.4.20.0380.01117.17
8.4.10.0390.01117.01
8.3.270.0060.01316.39
8.3.260.0390.00716.24
8.3.250.0380.01116.18
8.3.240.0410.00816.27
8.3.230.0400.00816.48
8.3.220.0470.00816.20
8.3.210.0390.00716.56
8.3.200.0450.00616.31
8.3.190.0430.00816.36
8.3.180.0340.01116.77
8.3.170.0410.00616.46
8.3.160.0420.00816.40
8.3.150.0410.00716.53
8.3.140.0380.00916.35
8.3.130.0330.01016.34
8.3.120.0330.01016.09
8.3.110.0340.01016.20
8.3.100.0380.01216.58
8.3.90.0340.01216.22
8.3.80.0430.00416.53
8.3.70.0380.00916.65
8.3.60.0380.00916.08
8.3.50.0350.01116.52
8.3.40.0380.01017.12
8.3.30.0280.01017.28
8.3.20.0280.00917.39
8.3.10.0280.00917.21
8.3.00.0300.00817.29
8.2.290.0310.00716.75
8.2.280.0300.00816.52
8.2.270.0310.00816.49
8.2.260.0340.01016.41
8.2.250.0330.00816.16
8.2.240.0320.00816.48
8.2.230.0340.00716.66
8.2.220.0300.01016.38
8.2.210.0340.00916.47
8.2.200.0340.00616.38
8.2.190.0320.00816.53
8.2.180.0280.01116.33
8.2.170.0340.00817.59
8.2.160.0300.00817.58
8.2.150.0310.01017.38
8.2.140.0350.00617.38
8.2.130.0380.00517.14
8.2.120.0390.01417.39
8.2.110.0370.00817.40
8.2.100.0330.01017.35
8.2.90.0390.00517.60
8.2.80.0310.01317.33
8.2.70.0350.00917.44
8.2.60.0310.01117.26
8.2.50.0380.00617.30
8.2.40.0350.01217.43
8.2.30.0280.01017.53
8.2.20.0290.00917.63
8.2.10.0270.01417.15
8.2.00.0330.00917.32
8.1.330.0370.00916.16
8.1.320.0420.00715.76
8.1.310.0320.01016.21
8.1.300.0280.01115.96
8.1.290.0310.00816.13
8.1.280.0340.00515.82
8.1.270.0290.00917.28
8.1.260.0300.00817.29
8.1.250.0280.00917.11
8.1.240.0290.00717.31
8.1.230.0220.01416.93
8.1.220.0320.00717.25
8.1.210.0300.00717.28
8.1.200.0320.00417.18
8.1.190.0240.01216.92
8.1.180.0430.00616.97
8.1.170.0330.00417.21
8.1.160.0270.01217.03
8.1.150.0250.01117.13
8.1.140.0260.01016.89
8.1.130.0310.00417.16
8.1.120.0280.00817.14
8.1.110.0270.01017.18
8.1.100.0270.00816.98
8.1.90.0250.01117.06
8.1.80.0250.01117.23
8.1.70.0300.00617.18
8.1.60.0250.01017.28
8.1.50.0280.00817.30
8.1.40.0330.00617.20
8.1.30.0290.00917.26
8.1.20.0310.00617.37
8.1.10.0470.00917.29
8.1.00.0360.01216.92
8.0.300.0260.00916.46
8.0.290.0290.00616.59
8.0.280.0250.00916.73
8.0.270.0310.00416.65
8.0.260.0300.00516.52
8.0.250.0290.00616.69
8.0.240.0270.00716.68
8.0.230.0290.00816.70
8.0.220.0290.00716.60
8.0.210.0290.00916.68
8.0.200.0270.01016.63
8.0.190.0340.00916.63
8.0.180.0340.00816.66
8.0.170.0280.00816.68
8.0.160.0250.01116.77
8.0.150.0270.01216.59
8.0.140.0290.00716.49
8.0.130.0280.00916.52
8.0.120.0270.01016.64
8.0.110.0290.00616.47
8.0.100.0280.00716.57
8.0.90.0280.00816.59
8.0.80.0260.00816.57
8.0.70.0270.00816.68
8.0.60.0280.00716.62
8.0.50.0300.00516.54
8.0.30.0310.00416.57
8.0.20.0280.00716.70
8.0.10.0300.00616.66
8.0.00.0320.01216.74
7.4.330.0390.01016.25
7.4.320.0240.00916.12
7.4.300.0260.00716.00
7.4.290.0300.00615.95
7.4.280.0220.01216.20
7.4.270.0250.00816.16
7.4.260.0240.00916.06
7.4.250.0260.00816.22
7.4.240.0250.00816.10
7.4.230.0260.00716.22
7.4.220.0260.00715.99
7.4.210.0270.00616.29
7.4.200.0240.00915.97
7.4.190.0320.00916.05
7.4.180.0280.00716.13
7.4.160.0310.00216.27
7.4.150.0280.00916.10
7.4.140.0260.00715.81
7.4.130.0240.01215.97
7.4.120.0260.00815.93
7.4.110.0250.00816.14
7.4.100.0260.00815.87
7.4.90.0290.01016.00
7.4.80.0250.01016.03
7.4.70.0280.00716.01
7.4.60.0280.00615.97
7.4.50.0270.00716.04
7.4.40.0270.00715.88
7.4.30.0220.00715.70
7.4.20.0280.00516.20
7.4.10.0130.00316.04
7.4.00.0130.00416.13
7.3.330.0240.00715.99
7.3.320.0340.00715.99
7.3.310.0370.00715.98
7.3.300.0260.00716.13
7.3.290.0260.01315.80
7.3.280.0330.00715.75
7.3.270.0280.00516.02
7.3.260.0300.00415.79
7.3.250.0320.00515.80
7.3.240.0270.00715.78
7.3.230.0270.00616.09
7.3.220.0270.00815.74
7.3.210.0270.00715.80
7.3.200.0300.00615.57
7.3.190.0270.00715.76
7.3.180.0280.00715.97
7.3.170.0270.00715.70
7.3.160.0270.01015.73
7.3.150.0290.00615.88
7.3.140.0270.00715.82
7.3.130.0270.00816.13
7.3.120.0270.00715.98
7.3.110.0260.00915.77
7.3.100.0270.00815.95
7.3.90.0260.00816.41
7.3.80.0250.00815.92
7.3.70.0270.00615.79
7.3.60.0290.00416.00
7.3.50.0270.00716.19
7.3.40.0270.00715.94
7.3.30.0260.00716.18
7.3.20.0300.00717.98
7.3.10.0310.00617.77
7.3.00.0280.00817.84
7.2.340.0310.00915.73
7.2.330.0250.01015.84
7.2.320.0350.00715.99
7.2.310.0260.01015.98
7.2.300.0240.00916.00
7.2.290.0280.00715.94
7.2.280.0310.00815.89
7.2.270.0270.00916.01
7.2.260.0310.00715.88
7.2.250.0260.00815.90
7.2.240.0250.00815.91
7.2.230.0270.00615.74
7.2.220.0260.01015.83
7.2.210.0250.00915.70
7.2.200.0280.00616.13
7.2.190.0250.00815.98
7.2.180.0240.00915.95
7.2.170.0260.00816.08
7.2.160.0230.01116.00
7.2.150.0290.00817.86
7.2.140.0270.00817.90
7.2.130.0270.00918.16
7.2.120.0330.00517.99
7.2.110.0310.00517.79
7.2.100.0290.00717.82
7.2.90.0300.00718.02
7.2.80.0280.01118.12
7.2.70.0300.00818.17
7.2.60.0280.00717.68
7.2.50.0260.00918.17
7.2.40.0270.00918.03
7.2.30.0310.00617.73
7.2.20.0330.00318.06
7.2.10.0260.01118.01
7.2.00.0370.00718.16
7.1.330.0320.00417.06
7.1.320.0330.00617.09
7.1.310.0520.00317.04
7.1.300.0250.00917.08
7.1.290.0330.00617.08
7.1.280.0250.00617.16
7.1.270.0280.00616.98
7.1.260.0270.00517.04
7.1.250.0290.00316.87
7.1.240.0250.00916.92
7.1.230.0270.00616.88
7.1.220.0180.01217.24
7.1.210.0260.00616.86
7.1.200.0250.00516.81
7.1.190.0270.00516.95
7.1.180.0250.00417.09
7.1.170.0260.00416.81
7.1.160.0250.00916.84
7.1.150.0290.00516.91
7.1.140.0240.00616.63
7.1.130.0210.00817.14
7.1.120.0220.00816.89
7.1.110.0290.00416.96
7.1.100.0250.00516.74
7.1.90.0260.00916.83
7.1.80.0240.00616.91
7.1.70.0210.00916.69
7.1.60.0230.00816.89
7.1.50.0250.00417.18
7.1.40.0270.00416.79
7.1.30.0230.01116.71
7.1.20.0260.00917.01
7.1.10.0220.00716.68
7.1.00.0260.00416.86
7.0.330.0300.00416.43
7.0.320.0200.00916.46
7.0.310.0190.01016.82
7.0.300.0230.00716.68
7.0.290.0260.00916.71
7.0.280.0260.00716.21
7.0.270.0290.00816.50
7.0.260.0240.00516.59
7.0.250.0230.01016.80
7.0.240.0230.00616.78
7.0.230.0230.00516.82
7.0.220.0240.00916.63
7.0.210.0200.00916.41
7.0.200.0240.00516.67
7.0.190.0210.00916.73
7.0.180.0250.00616.82
7.0.170.0230.00516.57
7.0.160.0200.00916.54
7.0.150.0220.00916.22
7.0.140.0260.00516.72
7.0.130.0240.00616.72
7.0.120.0170.01216.52
7.0.110.0240.00516.36
7.0.100.0220.00716.57
7.0.90.0230.00716.62
7.0.80.0260.00716.26
7.0.70.0270.00316.53
7.0.60.0210.00716.36
7.0.50.0230.00716.38
7.0.40.0230.00716.66
7.0.30.0210.00816.48
7.0.20.0280.00316.45
7.0.10.0260.00516.70
7.0.00.0220.00816.46
5.6.400.0280.00615.46
5.6.390.0230.00715.30
5.6.380.0240.00615.46
5.6.370.0230.00615.41
5.6.360.0220.00815.31
5.6.350.0220.00915.28
5.6.340.0270.00615.50
5.6.330.0220.00715.19
5.6.320.0200.00915.39
5.6.310.0200.01015.51
5.6.300.0200.01015.26
5.6.290.0310.00515.28
5.6.280.0270.01015.51
5.6.270.0320.00815.45
5.6.260.0270.00515.64
5.6.250.0240.00815.58
5.6.240.0230.00815.56
5.6.230.0240.00615.57
5.6.220.0210.01115.67
5.6.210.0260.00515.25
5.6.200.0280.00415.64
5.6.190.0260.00615.25
5.6.180.0210.01015.23
5.6.170.0280.00315.38
5.6.160.0230.00915.49
5.6.150.0250.00815.56
5.6.140.0230.01115.33
5.6.130.0230.00715.54
5.6.120.0230.00715.50
5.6.110.0220.00815.48
5.6.100.0220.01115.47
5.6.90.0240.00615.50
5.6.80.0240.00715.37
5.6.70.0210.00915.62
5.6.60.0230.00715.59
5.6.50.0250.00415.55
5.6.40.0210.00815.25
5.6.30.0330.00715.33
5.6.20.0200.00915.36
5.6.10.0240.00515.57
5.6.00.0220.00715.37
5.5.380.0230.00715.57
5.5.370.0230.00815.45
5.5.360.0090.00515.20
5.5.350.0210.01015.63
5.5.340.0260.00415.24
5.5.330.0230.00715.24
5.5.320.0220.00815.28
5.5.310.0230.01215.31
5.5.300.0230.00715.41
5.5.290.0230.00615.37
5.5.280.0240.00615.20
5.5.270.0210.00815.36
5.5.260.0260.00815.12
5.5.250.0250.00815.46
5.5.240.0230.00815.41
5.5.230.0260.00615.59
5.5.220.0280.00615.30
5.5.210.0260.00415.44
5.5.200.0230.00615.29
5.5.190.0220.00715.20
5.5.180.0210.00715.32
5.5.170.0200.00915.06
5.5.160.0200.00815.42
5.5.150.0210.00715.41
5.5.140.0200.00815.11
5.5.130.0210.00815.25
5.5.120.0190.01015.36
5.5.110.0240.00515.14
5.5.100.0250.00415.27
5.5.90.0260.00715.49
5.5.80.0230.00715.42
5.5.70.0220.00815.43
5.5.60.0220.00715.43
5.5.50.0240.00615.28
5.5.40.0230.00715.42
5.5.30.0230.00715.38
5.5.20.0230.00615.36
5.5.10.0180.01215.22
5.5.00.0220.00715.17
5.4.450.0190.00414.24
5.4.440.0220.00314.24
5.4.430.0190.00514.24
5.4.420.0220.00114.24
5.4.410.0150.00814.24
5.4.400.0170.00614.24
5.4.390.0180.00514.24
5.4.380.0170.00614.24
5.4.370.0180.00414.24
5.4.360.0200.00414.24
5.4.350.0190.00414.24
5.4.340.0190.00514.24
5.4.330.0210.00314.24
5.4.320.0160.00714.24
5.4.310.0180.00514.24
5.4.300.0160.00714.24
5.4.290.0210.00514.24
5.4.280.0220.00814.24
5.4.270.0170.00614.24
5.4.260.0180.00514.24
5.4.250.0200.00314.24
5.4.240.0210.00414.24
5.4.230.0190.00514.24
5.4.220.0170.00614.24
5.4.210.0210.00414.24
5.4.200.0240.00314.24
5.4.190.0200.00414.24
5.4.180.0180.00514.24
5.4.170.0200.00514.24
5.4.160.0190.00414.24
5.4.150.0120.01014.24
5.4.140.0180.00414.24
5.4.130.0150.00814.24
5.4.120.0190.00414.24
5.4.110.0180.00514.24
5.4.100.0200.00314.24
5.4.90.0180.00514.24
5.4.80.0150.00814.24
5.4.70.0180.00614.24
5.4.60.0160.00714.24
5.4.50.0170.00614.24
5.4.40.0180.00514.24
5.4.30.0190.00414.24
5.4.20.0200.00214.24
5.4.10.0190.00414.24
5.4.00.0180.00414.24
5.3.290.0180.00614.24
5.3.280.0170.01014.24
5.3.270.0210.00414.24
5.3.260.0170.00614.24
5.3.250.0170.00614.24
5.3.240.0160.00814.24
5.3.230.0200.00414.24
5.3.220.0210.00314.24
5.3.210.0160.00714.24
5.3.200.0170.00714.24
5.3.190.0170.00614.24
5.3.180.0190.00414.24
5.3.170.0160.00814.24
5.3.160.0170.00614.24
5.3.150.0190.00414.24
5.3.140.0190.00414.24
5.3.130.0180.00614.24
5.3.120.0150.00814.24
5.3.110.0150.00814.24
5.3.100.0180.00514.24
5.3.90.0150.00814.24
5.3.80.0190.00414.24
5.3.70.0160.00714.24
5.3.60.0160.00714.24
5.3.50.0180.00514.24
5.3.40.0190.00414.24
5.3.30.0200.00314.24
5.3.20.0210.00414.24
5.3.10.0150.00814.24
5.3.00.0130.00814.24
5.2.170.0190.00714.24
5.2.160.0320.00514.24
5.2.150.0160.00714.24
5.2.140.0150.00514.24
5.2.130.0120.00814.24
5.2.120.0180.00514.24
5.2.110.0150.00614.24
5.2.100.0170.00414.24
5.2.90.0140.00414.24
5.2.80.0130.00614.24
5.2.70.0130.00614.24
5.2.60.0150.00414.24
5.2.50.0150.00414.24
5.2.40.0130.00614.24
5.2.30.0150.00414.24
5.2.20.0130.00614.24
5.2.10.0160.00314.24
5.2.00.0110.00614.24
5.1.60.0120.00514.24
5.1.50.0180.00314.24
5.1.40.0120.00514.24
5.1.30.0150.00314.24
5.1.20.0150.00614.24
5.1.10.0170.00514.24
5.1.00.0130.00514.24
5.0.50.0130.00314.24
5.0.40.0120.00414.24
5.0.30.0110.00314.24
5.0.20.0100.00414.24
5.0.10.0100.00414.24
5.0.00.0110.00314.24
4.4.90.0060.00214.24
4.4.80.0080.00014.24
4.4.70.0080.00014.24
4.4.60.0050.00314.24
4.4.50.0090.00014.24
4.4.40.0060.00314.24
4.4.30.0090.00014.24
4.4.20.0080.00114.24
4.4.10.0060.00314.24
4.4.00.0070.00214.24
4.3.110.0080.00014.24
4.3.100.0080.00014.24
4.3.90.0070.00114.24
4.3.80.0070.00114.24
4.3.70.0060.00214.24
4.3.60.0060.00214.24
4.3.50.0070.00214.24
4.3.40.0070.00114.24
4.3.30.0030.00314.24
4.3.20.0060.00114.24
4.3.10.0040.00214.24
4.3.00.0030.00414.24

preferences:
37.78 ms | 403 KiB | 5 Q