3v4l.org

run code in 300+ PHP versions simultaneously
<?php print_r( array("a" => "b") + array ("b" => "a") );

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)
8.3.60.0140.00418.55
8.3.50.0120.00316.27
8.3.40.0070.00718.77
8.3.30.0040.01118.60
8.3.20.0040.00420.21
8.3.10.0080.00021.77
8.3.00.0080.00020.89
8.2.180.0120.00918.04
8.2.170.0060.00922.96
8.2.160.0040.01122.26
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0000.00722.25
8.2.120.0000.00726.35
8.2.110.0030.00622.26
8.2.100.0090.00317.78
8.2.90.0080.00018.93
8.2.80.0000.00817.97
8.2.70.0030.00517.25
8.2.60.0060.00317.88
8.2.50.0000.00818.10
8.2.40.0050.00320.38
8.2.30.0000.00820.82
8.2.20.0040.00417.91
8.2.10.0000.00717.83
8.2.00.0040.00417.96
8.1.280.0100.00725.92
8.1.270.0070.00723.99
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0060.00324.03
8.1.230.0070.00322.14
8.1.220.0000.00917.74
8.1.210.0050.00318.77
8.1.200.0030.00617.22
8.1.190.0000.00917.23
8.1.180.0000.00718.10
8.1.170.0050.00218.46
8.1.160.0000.00818.91
8.1.150.0060.00320.46
8.1.140.0050.00219.49
8.1.130.0030.00318.72
8.1.120.0000.00917.31
8.1.110.0040.00417.21
8.1.100.0080.00017.33
8.1.90.0040.00417.20
8.1.80.0000.00917.27
8.1.70.0040.00417.22
8.1.60.0000.00717.33
8.1.50.0000.00817.43
8.1.40.0050.00317.37
8.1.30.0080.00017.43
8.1.20.0040.00417.36
8.1.10.0090.00017.40
8.1.00.0040.00417.29
8.0.300.0000.00718.77
8.0.290.0000.00716.58
8.0.280.0000.00718.32
8.0.270.0000.00717.05
8.0.260.0030.00316.80
8.0.250.0070.00016.88
8.0.240.0070.00016.66
8.0.230.0080.00016.91
8.0.220.0070.00016.82
8.0.210.0050.00216.84
8.0.200.0000.00616.86
8.0.190.0000.00916.89
8.0.180.0030.00616.87
8.0.170.0050.00216.88
8.0.160.0030.00316.78
8.0.150.0000.00716.71
8.0.140.0000.00816.68
8.0.130.0000.00813.19
8.0.120.0040.00416.67
8.0.110.0040.00416.84
8.0.100.0000.00716.84
8.0.90.0040.00416.77
8.0.80.0080.00816.70
8.0.70.0070.00016.66
8.0.60.0000.00816.71
8.0.50.0030.00516.68
8.0.30.0110.00616.91
8.0.20.0100.00817.40
8.0.10.0030.00316.87
8.0.00.0060.01216.73
7.4.330.0000.00515.55
7.4.320.0030.00316.31
7.4.300.0060.00016.43
7.4.290.0070.00316.41
7.4.280.0040.00416.43
7.4.270.0040.00416.21
7.4.260.0000.00816.32
7.4.250.0030.00516.18
7.4.240.0030.00616.38
7.4.230.0030.00316.29
7.4.220.0070.01716.40
7.4.210.0030.01316.45
7.4.200.0000.00816.48
7.4.160.0110.00716.38
7.4.150.0140.00317.40
7.4.140.0120.01017.86
7.4.130.0060.01216.48
7.4.120.0050.01416.43
7.4.110.0030.01316.34
7.4.100.0100.01016.09
7.4.90.0150.00316.38
7.4.80.0070.01319.39
7.4.70.0030.01316.52
7.4.60.0090.01216.30
7.4.50.0070.00716.43
7.4.40.0040.01416.34
7.4.30.0090.00616.23
7.4.10.0030.01515.56
7.4.00.0080.00915.49
7.3.330.0000.00613.05
7.3.320.0000.00613.03
7.3.310.0000.00716.13
7.3.300.0030.00316.12
7.3.290.0030.00316.17
7.3.280.0080.01016.12
7.3.270.0160.00617.40
7.3.260.0080.01116.11
7.3.250.0090.00816.20
7.3.240.0090.01216.21
7.3.230.0130.00316.43
7.3.210.0100.00716.41
7.3.200.0090.00616.34
7.3.190.0040.01716.50
7.3.180.0030.01716.02
7.3.170.0100.00616.05
7.3.160.0040.01116.24
7.3.130.0050.01315.44
7.3.120.0100.00615.34
7.3.110.0060.01115.20
7.3.100.0020.01215.37
7.3.90.0050.01115.50
7.3.80.0030.00815.37
7.3.70.0070.00315.36
7.3.60.0060.01015.30
7.3.50.0030.01215.48
7.3.40.0020.00915.43
7.3.30.0090.00615.27
7.3.20.0090.00517.34
7.3.10.0030.01217.21
7.3.00.0040.00617.17
7.2.330.0120.00616.17
7.2.320.0070.01416.50
7.2.310.0120.00916.27
7.2.300.0060.00916.53
7.2.290.0130.00316.34
7.2.260.0080.01115.45
7.2.250.0060.01215.59
7.2.240.0070.01015.72
7.2.230.0060.00515.47
7.2.220.0110.00515.55
7.2.210.0050.01215.70
7.2.200.0110.00515.42
7.2.190.0110.00515.33
7.2.180.0050.01115.65
7.2.170.0020.01115.47
7.2.160.0030.00815.45
7.2.150.0050.01017.46
7.2.140.0100.00317.28
7.2.130.0070.00717.37
7.2.120.0030.01217.54
7.2.110.0100.00617.23
7.2.100.0040.01417.41
7.2.90.0080.00317.45
7.2.80.0060.01117.27
7.2.70.0080.00517.29
7.2.60.0050.00916.99
7.2.50.0080.00417.46
7.2.40.0050.00617.35
7.2.30.0040.00917.43
7.2.20.0090.00817.43
7.2.10.0070.00517.31
7.2.00.0050.00818.04
7.1.330.0070.00716.43
7.1.320.0080.00316.42
7.1.310.0090.00516.49
7.1.300.0040.00916.38
7.1.290.0050.01116.36
7.1.280.0060.00316.32
7.1.270.0060.00516.43
7.1.260.0070.00616.47
7.1.250.0040.01116.34
7.1.240.0060.00516.47
7.1.230.0060.00416.48
7.1.220.0030.01016.43
7.1.210.0030.01016.42
7.1.200.0050.00916.06
7.1.190.0050.00916.43
7.1.180.0080.00516.17
7.1.170.0050.00716.41
7.1.160.0050.00716.33
7.1.150.0070.00516.28
7.1.140.0060.00716.48
7.1.130.0060.00616.35
7.1.120.0120.00216.42
7.1.110.0090.00516.19
7.1.100.0060.00916.91
7.1.90.0080.00916.29
7.1.80.0000.01316.32
7.1.70.0050.00716.65
7.1.60.0100.01222.05
7.1.50.0210.01321.77
7.1.40.0260.00821.57
7.1.30.0310.01021.72
7.1.20.0340.01521.89
7.1.10.0300.01115.88
7.1.00.0250.01215.70
7.0.330.0040.01016.12
7.0.320.0060.01016.03
7.0.310.0050.00715.82
7.0.300.0050.00816.21
7.0.290.0060.00416.02
7.0.280.0030.00616.07
7.0.270.0030.00716.04
7.0.260.0050.00616.10
7.0.250.0050.00816.13
7.0.240.0100.00216.06
7.0.230.0030.00916.03
7.0.220.0050.00516.08
7.0.210.0080.00516.01
7.0.200.0240.00615.63
7.0.190.0190.00815.62
7.0.180.0220.00615.42
7.0.170.0340.00715.38
7.0.160.0330.00815.42
7.0.150.0340.00915.42
7.0.140.0240.01015.27
7.0.130.0290.00815.41
7.0.120.0330.01115.52
7.0.110.0390.01115.53
7.0.100.0420.01115.47
7.0.90.0340.00915.37
7.0.80.0230.01115.42
7.0.70.0320.00815.51
7.0.60.0290.01015.42
7.0.50.0230.00815.50
7.0.40.0240.00814.14
7.0.30.0270.00414.29
7.0.20.0250.01014.33
7.0.10.0310.00914.17
7.0.00.0250.00814.07
5.6.400.0060.00414.92
5.6.390.0050.00414.79
5.6.380.0020.01314.95
5.6.370.0070.00314.98
5.6.360.0070.00514.99
5.6.350.0060.00415.03
5.6.340.0080.00214.95
5.6.330.0030.00815.10
5.6.320.0040.00914.98
5.6.310.0000.01114.97
5.6.300.0090.00114.99
5.6.290.0090.00714.86
5.6.280.0020.01315.05
5.6.270.0050.00915.09
5.6.260.0040.01014.99
5.6.250.0060.00614.85
5.6.240.0060.00615.03
5.6.230.0080.00515.01
5.6.220.0090.00715.02
5.6.210.0050.00814.99
5.6.200.0040.01014.91
5.6.190.0060.00614.86
5.6.180.0060.00514.75
5.6.170.0070.00614.93
5.6.160.0060.00714.83
5.6.150.0100.00315.04
5.6.140.0040.01115.01
5.6.130.0100.00615.13
5.6.120.0120.00614.92
5.6.110.0060.00815.10
5.6.100.0050.00914.71
5.6.90.0050.01014.92
5.6.80.0030.00914.84
5.6.70.0050.00814.86
5.6.60.0070.00714.84
5.6.50.0030.01014.75
5.6.40.0050.00914.96
5.6.30.0050.00914.96
5.6.20.0070.00714.74
5.6.10.0050.00814.74
5.6.00.0100.00514.89

preferences:
43.64 ms | 401 KiB | 5 Q