3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo '<p>[PHP VERSION: '.phpversion().']</p>'; $state = 'foo'; toggle($state); echo $state; // in php 7.0.5 : still foo! function toggle(&$state) { switch ($state) { case 'foo': $state = 'bar'; break; case 'bar': $state = 'foo'; break; } }

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)
8.4.110.0440.00917.29
8.4.100.0350.00917.74
8.4.90.0160.00617.55
8.4.80.0180.00417.68
8.4.70.0270.00717.68
8.4.60.0370.01117.33
8.4.50.0380.00817.81
8.4.40.0380.00617.46
8.4.30.0430.00617.34
8.4.20.0240.00417.35
8.4.10.0430.00717.63
8.3.240.0340.00616.68
8.3.230.0140.00716.59
8.3.220.0400.00716.36
8.3.210.0360.01116.50
8.3.200.0280.00916.23
8.3.190.0410.00716.43
8.3.180.0370.00916.57
8.3.170.0450.00816.23
8.3.160.0450.00716.53
8.3.150.0350.00316.18
8.3.140.0400.00816.16
8.3.130.0350.01016.48
8.3.120.0340.01116.53
8.3.110.0400.00516.21
8.3.100.0260.01016.43
8.3.90.0210.00216.66
8.3.80.0240.00516.47
8.3.70.0190.00316.44
8.3.60.0200.00516.19
8.3.50.0200.00416.30
8.3.40.0340.00517.20
8.3.30.0200.00617.30
8.3.20.0420.00617.15
8.3.10.0230.00217.51
8.3.00.0170.00017.29
8.2.290.0160.00316.57
8.2.280.0280.00816.54
8.2.270.0340.00716.54
8.2.260.0360.00516.56
8.2.250.0350.00716.52
8.2.240.0360.00516.64
8.2.230.0360.00716.14
8.2.220.0290.01016.40
8.2.210.0320.01116.00
8.2.200.0350.00716.28
8.2.190.0310.00916.02
8.2.180.0380.00616.17
8.2.170.0360.01117.68
8.2.160.0350.01117.62
8.2.150.0390.00617.68
8.2.140.0300.00817.49
8.2.130.0330.01017.61
8.2.120.0390.00717.57
8.2.110.0260.00617.62
8.2.100.0350.00817.43
8.2.90.0360.00917.60
8.2.80.0370.00717.59
8.2.70.0390.00517.59
8.2.60.0340.00517.28
8.2.50.0380.00917.57
8.2.40.0330.00817.61
8.2.30.0240.00417.31
8.2.20.0380.01117.44
8.2.10.0400.00617.22
8.2.00.0340.00817.13
8.1.330.0330.00715.95
8.1.320.0260.00316.04
8.1.310.0130.00516.09
8.1.300.0210.00615.66
8.1.290.0340.00615.84
8.1.280.0310.00916.05
8.1.270.0360.00517.18
8.1.260.0350.00517.30
8.1.250.0290.01017.11
8.1.240.0300.00917.19
8.1.230.0310.00917.26
8.1.220.0280.01017.09
8.1.210.0320.00717.12
8.1.200.0280.01117.12
8.1.190.0210.01117.01
8.1.180.0130.00517.08
8.1.170.0160.00517.18
8.1.160.0160.00816.97
8.1.150.0300.00717.30
8.1.140.0300.00816.90
8.1.130.0250.00717.36
8.1.120.0270.00817.15
8.1.110.0310.00817.10
8.1.100.0280.01017.24
8.1.90.0280.00817.11
8.1.80.0260.00917.23
8.1.70.0260.01017.27
8.1.60.0150.00717.30
8.1.50.0320.01117.31
8.1.40.0390.00617.37
8.1.30.0340.00717.29
8.1.20.0330.00717.55
8.1.10.0320.00617.13
8.1.00.0280.01017.13
8.0.300.0300.00916.65
8.0.290.0330.00516.60
8.0.280.0320.00616.63
8.0.270.0460.00716.32
8.0.260.0350.00516.56
8.0.250.0300.00716.66
8.0.240.0360.00316.45
8.0.230.0310.00916.43
8.0.220.0290.00516.69
8.0.210.0130.00516.45
8.0.200.0220.00516.68
8.0.190.0230.00716.71
8.0.180.0340.00516.47
8.0.170.0270.00916.49
8.0.160.0290.00916.48
8.0.150.0330.00816.54
8.0.140.0290.01016.50
8.0.130.0310.00716.49
8.0.120.0330.00716.50
8.0.110.0290.01016.37
8.0.100.0320.00616.64
8.0.90.0300.00916.52
8.0.80.0370.00616.53
8.0.70.0320.00816.49
8.0.60.0340.00916.54
8.0.50.0380.00516.25
8.0.30.0320.00916.69
8.0.20.0310.00416.68
8.0.10.0130.00516.88
8.0.00.0140.00416.88
7.4.330.0310.00516.39
7.4.320.0270.00816.21
7.4.300.0280.00816.11
7.4.290.0270.00916.28
7.4.280.0270.00816.29
7.4.270.0230.01216.21
7.4.260.0300.00616.12
7.4.250.0250.00816.17
7.4.240.0280.00616.28
7.4.230.0280.00816.39
7.4.220.0290.00616.24
7.4.210.0300.00616.14
7.4.200.0290.00616.28
7.4.190.0250.00716.27
7.4.180.0150.00516.30
7.4.160.0310.00416.45
7.4.150.0290.00715.97
7.4.140.0270.00816.11
7.4.130.0290.00716.18
7.4.120.0310.00516.15
7.4.110.0250.01016.03
7.4.100.0220.00516.38
7.4.90.0150.00416.09
7.4.80.0130.00516.02
7.4.70.0140.00416.19
7.4.60.0360.00916.24
7.4.50.0300.00716.21
7.4.40.0320.01016.08
7.4.30.0320.00916.23
7.4.20.0270.00916.28
7.4.10.0310.00916.11
7.4.00.0230.00515.32
7.3.330.0300.00615.87
7.3.320.0260.00816.07
7.3.310.0220.00816.14
7.3.300.0270.00815.88
7.3.290.0280.00715.94
7.3.280.0270.00516.18
7.3.270.0130.00216.15
7.3.260.0130.00216.13
7.3.250.0240.00715.96
7.3.240.0270.00816.20
7.3.230.0270.00915.91
7.3.220.0300.00615.93
7.3.210.0300.00616.14
7.3.200.0240.00815.93
7.3.190.0300.00316.00
7.3.180.0290.00616.02
7.3.170.0290.00715.98
7.3.160.0310.00516.20
7.3.150.0250.01216.13
7.3.140.0270.00916.05
7.3.130.0290.00316.04
7.3.120.0150.00915.45
7.3.110.0120.00815.45
7.3.100.0160.00815.32
7.3.90.0180.00615.47
7.3.80.0170.00915.47
7.3.70.0180.00415.25
7.3.60.0170.01115.34
7.3.50.0200.00615.38
7.3.40.0190.00515.38
7.3.30.0140.00915.33
7.3.20.0200.00816.41
7.3.10.0190.00916.31
7.3.00.0150.00816.47
7.2.340.0200.00415.99
7.2.330.0170.00616.08
7.2.320.0340.00415.91
7.2.310.0280.00615.98
7.2.300.0270.00815.97
7.2.290.0310.00416.12
7.2.280.0330.00216.18
7.2.270.0310.00416.03
7.2.260.0300.00516.04
7.2.250.0170.01115.46
7.2.240.0150.01015.42
7.2.230.0180.00715.56
7.2.220.0190.00615.37
7.2.210.0190.00515.28
7.2.200.0160.00915.65
7.2.190.0140.00915.64
7.2.180.0150.00815.37
7.2.170.0210.00515.46
7.2.160.0150.01015.56
7.2.150.0200.00916.47
7.2.140.0160.01016.61
7.2.130.0150.01116.67
7.2.120.0200.00816.52
7.2.110.0180.01016.41
7.2.100.0180.00616.55
7.2.90.0260.00416.58
7.2.80.0210.00816.36
7.2.70.0200.00616.42
7.2.60.0310.00416.60
7.2.50.0200.00616.66
7.2.40.0200.00516.69
7.2.30.0210.00816.54
7.2.20.0210.00716.63
7.2.10.0150.01116.36
7.2.00.0180.00916.73
7.1.330.0170.00815.70
7.1.320.0150.00815.54
7.1.310.0150.00315.43
7.1.300.0120.01015.25
7.1.290.0140.00415.56
7.1.280.0080.00515.58
7.1.270.0100.01015.49
7.1.260.0100.00615.60
7.1.250.0120.00515.61
7.1.240.0180.00815.51
7.1.230.0150.01015.67
7.1.220.0150.00615.56
7.1.210.0140.00715.60
7.1.200.0110.00715.49
7.1.190.0080.00515.46
7.1.180.0260.00215.56
7.1.170.0060.00915.56
7.1.160.0080.00615.55
7.1.150.0090.00915.53
7.1.140.0170.00815.49
7.1.130.0190.00515.66
7.1.120.0170.00815.48
7.1.110.0170.00715.56
7.1.100.0160.00715.37
7.1.90.0190.00715.38
7.1.80.0130.01015.63
7.1.70.0100.00715.84
7.1.60.0120.01016.17
7.1.50.0170.00521.97
7.1.40.0080.00715.67
7.1.30.0170.00715.67
7.1.20.0160.00715.48
7.1.10.0180.00815.45
7.1.00.0070.02817.94
7.0.330.0140.00715.38
7.0.320.0130.00915.11
7.0.310.0150.00315.14
7.0.300.0240.00615.05
7.0.290.0050.00915.10
7.0.280.0090.00615.22
7.0.270.0110.01015.12
7.0.260.0120.00615.30
7.0.250.0130.00315.12
7.0.240.0140.00315.18
7.0.230.0110.00815.40
7.0.220.0190.00615.20
7.0.210.0190.00514.91
7.0.200.0100.01015.71
7.0.190.0150.00915.08
7.0.180.0140.00815.22
7.0.170.0160.00715.23
7.0.160.0120.00415.29
7.0.150.0100.00415.17
7.0.140.0060.00715.15
7.0.130.0140.00715.00
7.0.120.0090.01015.22
7.0.110.0070.00915.07
7.0.100.0110.00415.08
7.0.90.0140.01015.02
7.0.80.0300.00814.96
7.0.70.0110.00714.86
7.0.60.1710.02016.76
7.0.50.0220.02516.88
7.0.40.0120.02916.29
7.0.30.0190.02416.21
7.0.20.0170.02616.23
7.0.10.0220.02616.15
7.0.00.0170.02516.16
5.6.400.0140.00814.89
5.6.390.0160.00614.86
5.6.380.0140.00914.95
5.6.370.0220.00414.93
5.6.360.0190.00614.79
5.6.350.0170.00814.88
5.6.340.0180.00414.93
5.6.330.0160.00914.69
5.6.320.0170.00414.89
5.6.310.0170.00514.91
5.6.300.0070.01015.00
5.6.290.0100.00315.02
5.6.280.0080.02816.97
5.6.270.0070.01214.95
5.6.260.0130.00914.73
5.6.250.0160.00814.84
5.6.240.0170.00614.98
5.6.230.0180.00614.91
5.6.220.0170.00715.09
5.6.210.0120.03216.79
5.6.200.0220.02716.88
5.6.190.0210.01917.02
5.6.180.0160.02816.97
5.6.170.0200.02017.03
5.6.160.0140.02717.12
5.6.150.0160.02616.97
5.6.140.0160.02417.01
5.6.130.0200.02716.98
5.6.120.0160.02517.00
5.6.110.0170.02617.03
5.6.100.0190.02616.90
5.6.90.0200.02316.93
5.6.80.0210.02616.69
5.6.70.0160.02516.76
5.6.60.0170.02616.75
5.6.50.0190.02216.69
5.6.40.0170.02416.73
5.6.30.0230.01916.64
5.6.20.0110.02716.68
5.6.10.0120.02516.81
5.6.00.0090.02416.75
5.5.380.0060.00714.92
5.5.370.0080.00715.00
5.5.360.0120.00314.81
5.5.350.0210.02516.71
5.5.340.0160.02416.79
5.5.330.0190.02316.70
5.5.320.0230.02616.72
5.5.310.0180.02316.88
5.5.300.0170.02416.89
5.5.290.0180.02416.73
5.5.280.0170.02217.04
5.5.270.0200.02116.73
5.5.260.0180.02416.92
5.5.250.0160.02516.77
5.5.240.0100.03016.86
5.5.230.0210.02116.61
5.5.220.0200.02316.47
5.5.210.0180.01916.54
5.5.200.0160.02416.41
5.5.190.0190.02116.46
5.5.180.0200.02116.65
5.5.170.0160.00314.81
5.5.160.0180.02216.56
5.5.150.0200.01916.59
5.5.140.0170.02316.58
5.5.130.0220.02216.40
5.5.120.0170.02316.54
5.5.110.0170.02616.44
5.5.100.0190.02016.54
5.5.90.0150.02116.48
5.5.80.0180.02116.61
5.5.70.0170.02316.60
5.5.60.0180.02616.56
5.5.50.0170.02316.66
5.5.40.0170.02316.52
5.5.30.0180.02116.61
5.5.20.0150.02416.57
5.5.10.0170.02416.48
5.5.00.0220.02216.40

preferences:
49.69 ms | 2051 KiB | 5 Q