3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = pi(); $a = strval($str); $b = (string)$str; $c = "$str"; $d = settype($str, "string"); var_dump($a); var_dump($b); var_dump($c); var_dump($d); $p = M_PI; echo gettype($p);

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)
8.3.60.0100.01018.18
8.3.50.0120.00522.02
8.3.40.0090.00618.57
8.3.30.0110.00318.75
8.3.20.0040.00420.20
8.3.10.0070.00021.79
8.3.00.0080.00019.04
8.2.180.0200.00318.17
8.2.170.0070.01422.96
8.2.160.0100.00320.53
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0040.00421.09
8.2.110.0030.00721.11
8.2.100.0090.00317.91
8.2.90.0030.00617.86
8.2.80.0000.00817.97
8.2.70.0060.00317.80
8.2.60.0040.00418.09
8.2.50.0040.00418.10
8.2.40.0030.00621.19
8.2.30.0080.00019.21
8.2.20.0000.00817.64
8.2.10.0040.00418.01
8.2.00.0000.00717.73
8.1.280.0040.01125.92
8.1.270.0000.00818.87
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0100.00022.04
8.1.230.0080.00422.74
8.1.220.0030.00517.74
8.1.210.0060.00318.97
8.1.200.0000.00917.35
8.1.190.0000.00817.10
8.1.180.0040.00418.10
8.1.170.0030.00618.55
8.1.160.0000.00918.91
8.1.150.0000.00718.84
8.1.140.0040.00417.31
8.1.130.0030.00317.68
8.1.120.0050.00217.50
8.1.110.0040.00417.41
8.1.100.0000.00717.32
8.1.90.0050.00317.48
8.1.80.0030.00417.51
8.1.70.0000.00717.49
8.1.60.0040.00417.46
8.1.50.0050.00317.49
8.1.40.0000.00717.46
8.1.30.0000.00817.61
8.1.20.0060.00317.68
8.1.10.0040.00417.41
8.1.00.0040.00417.28
8.0.300.0060.00321.91
8.0.290.0080.00016.63
8.0.280.0040.00418.34
8.0.270.0060.00317.30
8.0.260.0030.00317.24
8.0.250.0030.00616.87
8.0.240.0040.00416.95
8.0.230.0030.00316.91
8.0.220.0040.00416.71
8.0.210.0000.00716.75
8.0.200.0030.00316.84
8.0.190.0040.00416.96
8.0.180.0040.00416.86
8.0.170.0000.00716.77
8.0.160.0000.00816.73
8.0.150.0070.00016.78
8.0.140.0000.00716.90
8.0.130.0000.00713.28
8.0.120.0060.00316.83
8.0.110.0040.00416.84
8.0.100.0070.00016.71
8.0.90.0040.00416.83
8.0.80.0110.00416.85
8.0.70.0040.00416.89
8.0.60.0030.00516.73
8.0.50.0040.00416.86
8.0.30.0090.01317.03
8.0.20.0100.01517.40
8.0.10.0000.00716.82
8.0.00.0110.00916.82
7.4.330.0000.00515.03
7.4.320.0000.00616.56
7.4.300.0000.00616.57
7.4.290.0080.00016.47
7.4.280.0030.00516.48
7.4.270.0080.00016.54
7.4.260.0000.00716.38
7.4.250.0060.00316.57
7.4.240.0020.00516.49
7.4.230.0000.00716.33
7.4.220.0130.01016.58
7.4.210.0110.00416.68
7.4.200.0040.00416.40
7.4.160.0100.00716.60
7.4.150.0170.00717.40
7.4.140.0090.00817.86
7.4.130.0060.01116.56
7.4.120.0060.01116.41
7.4.110.0150.00916.57
7.4.100.0070.01016.37
7.4.90.0070.01016.41
7.4.80.0070.01019.39
7.4.70.0090.00916.46
7.4.60.0120.00416.66
7.4.50.0040.00416.43
7.4.40.0130.00316.34
7.4.30.0120.00916.53
7.4.00.0000.01715.00
7.3.330.0060.00012.93
7.3.320.0050.00013.10
7.3.310.0000.00716.21
7.3.300.0000.00716.07
7.3.290.0060.01016.20
7.3.280.0100.00916.17
7.3.270.0150.00617.40
7.3.260.0110.00716.57
7.3.250.0120.00816.29
7.3.240.0110.00716.21
7.3.230.0120.00816.39
7.3.210.0100.00716.27
7.3.200.0080.00819.39
7.3.190.0100.00716.09
7.3.180.0070.01016.41
7.3.170.0060.01116.30
7.3.160.0090.00916.45
7.2.330.0140.01816.51
7.2.320.0030.01316.77
7.2.310.0090.00916.53
7.2.300.0130.00316.78
7.2.290.0030.02316.48
7.2.00.0060.00619.47
7.1.200.0280.00415.76
7.1.100.0040.00817.93
7.1.70.0000.00817.19
7.1.60.0130.00619.22
7.1.50.0100.01334.91
7.1.00.0030.07322.35
7.0.200.0000.00816.53
7.0.140.0000.07022.09
7.0.60.0100.07320.00
7.0.50.0100.07717.90
7.0.40.0030.04720.27
7.0.30.0270.04320.16
7.0.20.0200.04320.00
7.0.10.0100.08320.04
7.0.00.0030.04320.09
5.6.210.0100.07720.74
5.6.200.0000.08018.12
5.6.190.0100.05720.61
5.6.180.0300.04020.57
5.6.170.0300.04320.48
5.6.160.0100.08020.52
5.6.150.0100.05718.16
5.6.140.0030.03718.11
5.6.130.0070.05318.22
5.6.120.0100.07321.13
5.6.110.0100.08321.04
5.6.100.0170.07320.96
5.6.90.0070.08321.09
5.6.80.0070.03720.37
5.5.350.0230.07320.43
5.5.340.0070.05718.02
5.5.330.0070.04320.25
5.5.320.0100.04720.29
5.5.310.0300.08020.18
5.5.300.0000.04317.95
5.5.290.0100.07717.91
5.5.280.0100.08320.86
5.5.270.0030.07020.78
5.5.260.0100.07720.73
5.5.250.0030.09020.60
5.5.240.0070.04720.14
5.4.450.0630.06319.47
5.4.440.0730.06319.22
5.4.430.0800.06319.33
5.4.420.0670.05319.66
5.4.410.0930.04019.20
5.4.400.0870.06318.84
5.4.390.0630.05319.15
5.4.380.0300.05018.53
5.4.370.0230.05318.68
5.4.360.0170.05718.64
5.4.350.0170.06718.68
5.4.340.0230.05318.63
5.4.320.0170.06018.71
5.4.310.0230.05018.73
5.4.300.0230.05318.64
5.4.290.0330.06018.46
5.4.280.0400.04018.55
5.4.270.0200.06318.70
5.4.260.0230.06318.69
5.4.250.0270.06318.43
5.4.240.0200.06718.68
5.4.230.0200.05318.68
5.4.220.0300.05718.64
5.4.210.0170.05718.61
5.4.200.0100.06016.55
5.4.190.0270.04718.48
5.4.180.0130.06318.70
5.4.170.0270.06018.47
5.4.160.0200.05318.72
5.4.150.0200.05318.71
5.4.140.0170.05316.17
5.4.130.0170.05016.25
5.4.120.0200.05016.04
5.4.110.0200.06016.26
5.4.100.0270.05316.25
5.4.90.0170.05716.12
5.4.80.0130.05716.29
5.4.70.0130.06016.05
5.4.60.0170.05016.27
5.4.50.0330.06016.20
5.4.40.0230.05016.11
5.4.30.0170.05316.10
5.4.20.0130.06016.10
5.4.10.0270.04716.01
5.4.00.0200.05015.71
5.3.290.0170.05714.75
5.3.280.0200.05314.58
5.3.270.0270.04714.58
5.3.260.0130.06014.70
5.3.250.0200.05314.66
5.3.240.0070.06714.59
5.3.230.0370.05314.57
5.3.220.0230.06714.50
5.3.210.0200.05314.55
5.3.200.0200.07314.46
5.3.190.0270.06714.65
5.3.180.0300.05714.49
5.3.170.0330.06314.57
5.3.160.0200.05014.53
5.3.150.0170.06714.47
5.3.140.0270.04714.53
5.3.130.0130.06014.46
5.3.120.0270.05014.60
5.3.110.0100.06714.44
5.3.100.0330.04714.04
5.3.90.0170.05713.96
5.3.80.0270.04713.92
5.3.70.0300.05714.11
5.3.60.0200.05313.98
5.3.50.0270.05314.04
5.3.40.0070.07313.94
5.3.30.0300.05713.82
5.3.20.0200.04713.63
5.3.10.0300.04013.55
5.3.00.0270.05313.73
5.2.170.0170.04311.14
5.2.160.0100.04711.18
5.2.150.0200.04011.13
5.2.140.0230.05011.07
5.2.130.0170.04011.07
5.2.120.0230.04711.23
5.2.110.0230.04711.02
5.2.100.0170.03711.16
5.2.90.0300.02711.08
5.2.80.0130.04711.13
5.2.70.0170.04011.16
5.2.60.0170.04011.00
5.2.50.0100.04310.93
5.2.40.0230.03710.98
5.2.30.0200.04011.00
5.2.20.0200.03710.98
5.2.10.0100.04710.89
5.2.00.0170.03710.69
5.1.60.0130.0379.99
5.1.50.0200.03310.09
5.1.40.0130.03710.04
5.1.30.0300.03310.36
5.1.20.0200.05310.36
5.1.10.0170.04010.26
5.1.00.0070.05310.24
5.0.50.0130.0278.66
5.0.40.0100.0278.53
5.0.30.0070.0478.30
5.0.20.0070.0308.21
5.0.10.0130.0238.20
5.0.00.0100.0438.15
4.4.90.0170.0135.99
4.4.80.0200.0205.91
4.4.70.0100.0305.91
4.4.60.0100.0275.88
4.4.50.0170.0205.90
4.4.40.0130.0335.96
4.4.30.0200.0135.89
4.4.20.0130.0176.02
4.4.10.0070.0235.99
4.4.00.0130.0335.92
4.3.110.0170.0135.81
4.3.100.0130.0235.81
4.3.90.0100.0205.91
4.3.80.0070.0335.91
4.3.70.0100.0205.81
4.3.60.0100.0205.79
4.3.50.0030.0275.82
4.3.40.0100.0375.78
4.3.30.0000.0275.04
4.3.20.0070.0205.04
4.3.10.0000.0305.04
4.3.00.0170.0207.60

preferences:
47.21 ms | 401 KiB | 5 Q