3v4l.org

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

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)
8.3.60.0130.00618.56
8.3.50.0030.01018.18
8.3.40.0040.01118.89
8.3.30.0090.00619.02
8.3.20.0040.00420.17
8.3.10.0040.00421.83
8.3.00.0040.00418.92
8.2.180.0120.00818.16
8.2.170.0030.01322.96
8.2.160.0040.01120.43
8.2.150.0060.00324.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0060.00321.02
8.2.110.0040.00420.53
8.2.100.0130.00317.41
8.2.90.0030.00517.47
8.2.80.0030.00518.78
8.2.70.0080.00018.04
8.2.60.0080.00018.03
8.2.50.0080.00018.10
8.2.40.0060.00319.48
8.2.30.0000.00819.14
8.2.20.0000.00817.68
8.2.10.0000.00718.10
8.2.00.0040.00417.75
8.1.280.0000.01425.92
8.1.270.0040.00418.63
8.1.260.0050.00226.35
8.1.250.0000.00828.09
8.1.240.0060.00318.88
8.1.230.0070.00423.89
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0090.00017.48
8.1.190.0000.00817.23
8.1.180.0000.00818.74
8.1.170.0030.00618.59
8.1.160.0030.00619.00
8.1.150.0060.00318.82
8.1.140.0060.00317.36
8.1.130.0030.00317.72
8.1.120.0070.00017.39
8.1.110.0070.00017.24
8.1.100.0000.00717.43
8.1.90.0070.00017.41
8.1.80.0040.00417.28
8.1.70.0030.00317.34
8.1.60.0030.00617.45
8.1.50.0090.00017.54
8.1.40.0050.00217.50
8.1.30.0000.00917.46
8.1.20.0000.00717.46
8.1.10.0030.00617.35
8.1.00.0000.00717.40
8.0.300.0060.00318.77
8.0.290.0090.00016.75
8.0.280.0040.00418.33
8.0.270.0040.00417.09
8.0.260.0030.00317.29
8.0.250.0100.00016.95
8.0.240.0000.00716.83
8.0.230.0070.00016.95
8.0.220.0000.00716.87
8.0.210.0040.00416.85
8.0.200.0060.00016.82
8.0.190.0080.00016.93
8.0.180.0040.00416.91
8.0.170.0040.00416.89
8.0.160.0000.00716.89
8.0.150.0000.00716.71
8.0.140.0040.00416.82
8.0.130.0040.00413.39
8.0.120.0060.00316.72
8.0.110.0030.00516.84
8.0.100.0040.00416.77
8.0.90.0000.00716.73
8.0.80.0120.00316.86
8.0.70.0000.00816.80
8.0.60.0000.00716.74
8.0.50.0070.00016.77
8.0.30.0090.01316.93
8.0.20.0130.00717.40
8.0.10.0070.00017.00
8.0.00.0060.01516.79
7.4.330.0030.00315.03
7.4.320.0000.00616.39
7.4.300.0000.00616.55
7.4.290.0040.00416.48
7.4.280.0080.00016.57
7.4.270.0000.00716.63
7.4.260.0000.00716.48
7.4.250.0020.00516.52
7.4.240.0010.00616.60
7.4.230.0070.00016.54
7.4.220.0030.01816.55
7.4.210.0060.01016.55
7.4.200.0030.00316.38
7.4.160.0050.01116.53
7.4.150.0070.01917.40
7.4.140.0040.01317.86
7.4.130.0100.00916.52
7.4.120.0070.01016.55
7.4.110.0180.00416.56
7.4.100.0170.00016.59
7.4.90.0130.00716.42
7.4.80.0090.01319.39
7.4.70.0000.01716.64
7.4.60.0090.00916.52
7.4.50.0050.00316.69
7.4.40.0060.01216.57
7.4.30.0060.01016.47
7.4.00.0130.00314.87
7.3.330.0000.00713.23
7.3.320.0050.00013.00
7.3.310.0000.00716.38
7.3.300.0030.00316.13
7.3.290.0070.00716.24
7.3.280.0080.00716.24
7.3.270.0150.00917.40
7.3.260.0100.01416.25
7.3.250.0120.00616.36
7.3.240.0120.00616.18
7.3.230.0140.00916.54
7.3.210.0150.00616.38
7.3.200.0100.00719.39
7.3.190.0040.01216.37
7.3.180.0070.01016.54
7.3.170.0160.00016.31
7.3.160.0090.00916.49
7.3.120.0100.00314.96
7.3.110.0030.00714.79
7.3.100.0070.00714.38
7.3.90.0000.01014.60
7.3.80.0060.01014.90
7.3.70.0080.00314.59
7.3.60.0040.01114.75
7.3.50.0070.00714.64
7.3.40.0070.00714.64
7.3.30.0070.01014.55
7.3.20.0070.00716.49
7.3.10.0080.00316.60
7.3.00.0060.00916.74
7.2.330.0140.00316.57
7.2.320.0060.01616.60
7.2.310.0120.01616.50
7.2.300.0090.00916.67
7.2.290.0160.00316.34
7.2.240.0120.00615.10
7.2.230.0130.00014.78
7.2.220.0040.01114.80
7.2.210.0110.00414.93
7.2.200.0070.00714.56
7.2.190.0060.00914.74
7.2.180.0040.01114.77
7.2.170.0060.00915.09
7.2.160.0030.01215.04
7.2.150.0100.00716.89
7.2.140.0070.01016.80
7.2.130.0130.00316.85
7.2.120.0030.01216.70
7.2.110.0040.01116.64
7.2.100.0070.00416.86
7.2.90.0040.01016.92
7.2.80.0040.00816.88
7.2.70.0080.00416.66
7.2.60.0060.00816.92
7.2.50.0070.01016.66
7.2.40.0060.01017.03
7.2.30.0040.01116.82
7.2.20.0060.00916.96
7.2.10.0080.00416.95
7.2.00.0050.01218.06
7.1.330.0030.00715.73
7.1.320.0040.00815.89
7.1.310.0090.00015.87
7.1.300.0100.00615.59
7.1.290.0070.00315.84
7.1.280.0000.00915.56
7.1.270.0090.00015.87
7.1.260.0040.00715.52
7.1.250.0040.01115.83
7.1.200.0000.01215.57
7.1.100.0050.00818.04
7.1.70.0020.00517.11
7.1.60.0070.01016.90
7.1.50.0060.01616.86
7.1.00.0070.06722.57
7.0.200.0030.01016.46
7.0.140.0030.05021.90
7.0.60.0070.08719.82
7.0.50.0070.07717.88
7.0.40.0130.08019.96
7.0.30.0200.04720.30
7.0.20.0300.07320.18
7.0.10.0070.08720.30
7.0.00.0030.04320.12
5.6.280.0070.07020.81
5.6.210.0030.08320.61
5.6.200.0200.07318.17
5.6.190.0230.04320.41
5.6.180.0270.04320.67
5.6.170.0170.04320.48
5.6.160.0100.08320.49
5.6.150.0070.04318.18
5.6.140.0070.03718.10
5.6.130.0070.08318.17
5.6.120.0070.07020.98
5.6.110.0100.08720.99
5.6.100.0070.07720.97
5.6.90.0070.09020.96
5.6.80.0030.06720.43
5.5.350.0200.08320.39
5.5.340.0100.07317.91
5.5.330.0030.08320.43
5.5.320.0200.03720.28
5.5.310.0230.06020.18
5.5.300.0070.05017.91
5.5.290.0030.06018.01
5.5.280.0100.08020.96
5.5.270.0000.09320.75
5.5.260.0100.08020.76
5.5.250.0170.07020.75
5.5.240.0030.07320.22
5.4.450.0370.06719.40
5.4.440.0570.05319.25
5.4.430.0830.05019.21
5.4.420.0900.05319.23
5.4.410.0770.05719.45
5.4.400.0600.05319.22
5.4.390.0770.05719.03
5.4.380.0400.04018.77
5.4.370.0300.05018.56
5.4.360.0300.06718.56
5.4.350.0270.05018.63
5.4.340.0230.05318.56
5.4.320.0170.06018.78
5.4.310.0200.05718.62
5.4.300.0330.05018.50
5.4.290.0270.05718.77
5.4.280.0330.05018.55
5.4.270.0230.05318.50
5.4.260.0200.05718.65
5.4.250.0200.05718.69
5.4.240.0270.05318.55
5.4.230.0230.05018.66
5.4.220.0470.05718.51
5.4.210.0330.06718.47
5.4.200.0100.06016.53
5.4.190.0300.04318.48
5.4.180.0330.05318.47
5.4.170.0300.04718.58
5.4.160.0300.05018.57
5.4.150.0230.05718.46
5.4.140.0330.04716.23
5.4.130.0130.06016.07
5.4.120.0200.05316.26
5.4.110.0200.05316.20
5.4.100.0400.05716.21
5.4.90.0300.06316.24
5.4.80.0200.05716.25
5.4.70.0230.07016.27
5.4.60.0300.06016.23
5.4.50.0300.04716.19
5.4.40.0270.05316.13
5.4.30.0070.06716.05
5.4.20.0270.05315.97
5.4.10.0200.05016.31
5.4.00.0170.05315.62
5.3.290.0130.06314.61
5.3.280.0200.05714.52
5.3.270.0300.05314.55
5.3.260.0300.04314.61
5.3.250.0200.06014.70
5.3.240.0330.04014.57
5.3.230.0270.04714.55
5.3.220.0270.04714.52
5.3.210.0170.05714.49
5.3.200.0230.07014.48
5.3.190.0230.06714.55
5.3.180.0170.05714.47
5.3.170.0200.06014.48
5.3.160.0270.05314.55
5.3.150.0200.05714.54
5.3.140.0330.04314.57
5.3.130.0270.05314.59
5.3.120.0330.04714.56
5.3.110.0300.04714.64
5.3.100.0300.04714.12
5.3.90.0130.06314.11
5.3.80.0270.04713.96
5.3.70.0230.05013.96
5.3.60.0130.05713.97
5.3.50.0270.05313.84
5.3.40.0130.05713.92
5.3.30.0200.05013.98
5.3.20.0270.04713.73
5.3.10.0100.06013.58
5.3.00.0170.05713.61
5.2.170.0170.04711.10
5.2.160.0170.05711.19
5.2.150.0270.03711.07
5.2.140.0170.04311.16
5.2.130.0200.04011.08
5.2.120.0130.04311.14
5.2.110.0100.05711.15
5.2.100.0200.03711.16
5.2.90.0130.04711.05
5.2.80.0170.04711.23
5.2.70.0400.03311.13
5.2.60.0170.04311.18
5.2.50.0230.04011.07
5.2.40.0270.04310.94
5.2.30.0470.04310.93
5.2.20.0230.03711.09
5.2.10.0200.04710.93
5.2.00.0170.05010.93
5.1.60.0170.03310.02
5.1.50.0100.03710.19
5.1.40.0130.03310.15
5.1.30.0200.03010.36
5.1.20.0100.04010.40
5.1.10.0170.03310.16
5.1.00.0300.03710.06
5.0.50.0130.0308.58
5.0.40.0100.0278.59
5.0.30.0130.0438.25
5.0.20.0230.0178.37
5.0.10.0170.0238.20
5.0.00.0000.0578.18
4.4.90.0070.0335.89
4.4.80.0170.0175.91
4.4.70.0030.0305.89
4.4.60.0100.0205.98
4.4.50.0100.0205.91
4.4.40.0070.0375.89
4.4.30.0070.0235.93
4.4.20.0100.0206.04
4.4.10.0070.0235.97
4.4.00.0130.0305.94
4.3.110.0170.0205.82
4.3.100.0200.0135.80
4.3.90.0070.0205.80
4.3.80.0170.0305.78
4.3.70.0070.0235.79
4.3.60.0070.0235.86
4.3.50.0070.0235.79
4.3.40.0000.0405.79
4.3.30.0000.0275.04
4.3.20.0000.0275.04
4.3.10.0100.0175.04
4.3.00.0100.0277.60

preferences:
58.3 ms | 400 KiB | 5 Q