3v4l.org

run code in 300+ PHP versions simultaneously
<?php function get_string() { return 'foo'; } if ($string = get_string() && 1 == TRUE) { var_dump($string); }

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)
8.3.60.0070.00716.75
8.3.50.0120.01022.05
8.3.40.0110.00718.66
8.3.30.0120.00318.50
8.3.20.0050.00318.98
8.3.10.0020.00521.76
8.3.00.0030.00520.91
8.2.180.0110.00318.06
8.2.170.0140.00022.96
8.2.160.0100.01020.38
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0040.00419.89
8.2.120.0080.00026.35
8.2.110.0070.00322.20
8.2.100.0120.00017.78
8.2.90.0050.00317.75
8.2.80.0050.00317.97
8.2.70.0080.00017.68
8.2.60.0080.00018.09
8.2.50.0040.00418.10
8.2.40.0000.00720.55
8.2.30.0090.00019.29
8.2.20.0000.01018.02
8.2.10.0040.00417.94
8.2.00.0040.00417.71
8.1.280.0070.00725.92
8.1.270.0080.00021.94
8.1.260.0080.00028.09
8.1.250.0000.00728.09
8.1.240.0090.00022.47
8.1.230.0070.00720.93
8.1.220.0030.00517.78
8.1.210.0040.00418.77
8.1.200.0050.00517.35
8.1.190.0060.00317.00
8.1.180.0040.00418.10
8.1.170.0000.00818.65
8.1.160.0040.00419.06
8.1.150.0070.00020.31
8.1.140.0000.00719.54
8.1.130.0070.00017.75
8.1.120.0040.00317.38
8.1.110.0060.00317.34
8.1.100.0000.00717.35
8.1.90.0020.00517.33
8.1.80.0000.00717.32
8.1.70.0030.00317.46
8.1.60.0040.00417.42
8.1.50.0080.00017.55
8.1.40.0040.00717.41
8.1.30.0030.00517.67
8.1.20.0030.00517.66
8.1.10.0040.00417.48
8.1.00.0000.00717.30
8.0.300.0070.00019.74
8.0.290.0060.00316.75
8.0.280.0070.00018.40
8.0.270.0000.00817.18
8.0.260.0000.00617.17
8.0.250.0000.00717.02
8.0.240.0040.00417.07
8.0.230.0070.00017.01
8.0.220.0000.00816.96
8.0.210.0030.00316.93
8.0.200.0000.00717.01
8.0.190.0110.00016.99
8.0.180.0070.00016.90
8.0.170.0040.00416.86
8.0.160.0030.00416.81
8.0.150.0040.00416.79
8.0.140.0000.00716.90
8.0.130.0030.00313.32
8.0.120.0040.00416.85
8.0.110.0000.00716.87
8.0.100.0080.00016.76
8.0.90.0030.00516.78
8.0.80.0110.00316.88
8.0.70.0040.00416.78
8.0.60.0000.00716.92
8.0.50.0070.00016.95
8.0.30.0060.01117.07
8.0.20.0090.00917.40
8.0.10.0070.00016.90
8.0.00.0120.00616.89
7.4.330.0000.00615.55
7.4.320.0060.00016.56
7.4.300.0030.00316.49
7.4.290.0030.00316.61
7.4.280.0090.00016.36
7.4.270.0000.00616.44
7.4.260.0070.00016.42
7.4.250.0070.00016.47
7.4.240.0030.00316.66
7.4.230.0030.00316.40
7.4.220.0070.01116.48
7.4.210.0030.01716.68
7.4.200.0030.00616.56
7.4.160.0110.01116.48
7.4.150.0100.01017.40
7.4.140.0080.01117.86
7.4.130.0100.00716.52
7.4.120.0070.01016.58
7.4.110.0070.01116.49
7.4.100.0100.01016.59
7.4.90.0070.01016.46
7.4.80.0080.00919.39
7.4.70.0030.01716.59
7.4.60.0130.00316.42
7.4.50.0060.00916.56
7.4.40.0090.00616.62
7.4.30.0030.01416.39
7.4.00.0050.01115.00
7.3.330.0040.00413.16
7.3.320.0000.00513.28
7.3.310.0030.00316.26
7.3.300.0030.00316.25
7.3.290.0080.00516.28
7.3.280.0080.00916.30
7.3.270.0130.01017.40
7.3.260.0120.00516.41
7.3.250.0120.00516.29
7.3.240.0110.00616.47
7.3.230.0030.01316.40
7.3.210.0090.00916.38
7.3.200.0110.00516.34
7.3.190.0060.01016.29
7.3.180.0080.00816.30
7.3.170.0000.01716.40
7.3.160.0060.01016.47
7.3.120.0040.01414.75
7.3.110.0160.00314.79
7.3.100.0070.00714.39
7.3.90.0100.00714.63
7.3.80.0080.00814.75
7.3.70.0100.00714.69
7.3.60.0090.00614.54
7.3.50.0100.00314.71
7.3.40.0000.01714.63
7.3.30.0030.00914.80
7.3.20.0000.01316.32
7.3.10.0070.00716.76
7.3.00.0060.00316.51
7.2.330.0060.01716.65
7.2.320.0090.00816.64
7.2.310.0170.00016.48
7.2.300.0160.00616.45
7.2.290.0120.01216.74
7.2.250.0000.01915.17
7.2.240.0100.01015.07
7.2.230.0060.00915.14
7.2.220.0060.00314.63
7.2.210.0120.00315.13
7.2.200.0030.01015.11
7.2.190.0060.00914.77
7.2.180.0000.01814.84
7.2.170.0030.01014.68
7.1.330.0030.01015.46
7.1.320.0000.00915.65
7.1.310.0030.00715.63
7.1.300.0060.00615.75
7.1.290.0110.00415.86
7.1.280.0030.00915.83
7.1.270.0060.00615.75
7.1.260.0040.00715.76
7.1.70.0030.00316.88
7.1.60.0110.00017.06
7.1.00.0030.07722.30
7.0.200.1390.00614.71
7.0.130.0070.06022.08
7.0.120.0000.06722.12
7.0.110.0070.06322.16
7.0.100.0130.06022.19
7.0.90.0000.06321.98
7.0.80.0070.08322.08
7.0.70.0100.08022.04
7.0.60.0100.05721.79
7.0.50.0070.06022.18
7.0.40.0070.07722.05
7.0.30.0030.06322.15
7.0.20.0000.06722.13
7.0.10.0070.06022.16
7.0.00.0130.07021.99
5.6.280.0100.06321.12
5.6.270.0100.06021.09
5.6.260.0130.06020.78
5.6.250.0030.06320.88
5.6.240.0070.07020.78
5.6.230.0100.08020.91
5.6.220.0100.05720.89
5.6.210.0170.05320.85
5.6.200.0200.07721.07
5.6.190.0070.06720.82
5.6.180.0170.05020.92
5.6.170.0100.06020.85
5.6.160.0100.06020.88
5.6.150.0070.06720.84
5.6.140.0130.05720.85
5.6.130.0170.05320.91
5.6.120.0030.06320.91
5.6.110.0100.05720.80
5.6.100.0070.06721.02
5.6.90.0130.05320.84
5.6.80.0070.05720.41
5.6.70.0170.06320.29
5.6.60.0100.05720.44
5.6.50.0100.05720.25
5.6.40.0130.06720.41
5.6.30.0100.06720.41
5.6.20.0170.06320.43
5.6.10.0100.06720.34
5.6.00.0100.06720.39

preferences:
29.4 ms | 401 KiB | 5 Q