3v4l.org

run code in 300+ PHP versions simultaneously
<?php $friends="friends"; $countries['mexico']="land of the good people"; echo "Warning: "; echo $countries[mexico]; echo "\n\nValid: "; echo "$countries[mexico]"; echo "\n\nWarning: "; echo "{$countries[mexico]}"; echo "\n\nValid: "; echo "{$countries['mexico']}";

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)
8.3.70.0130.00316.63
8.3.60.0150.00418.68
8.3.50.0140.00718.12
8.3.40.0040.01118.96
8.3.30.0150.00318.70
8.3.20.0050.00221.79
8.3.10.0000.00721.90
8.3.00.0080.00023.48
8.2.190.0100.00716.88
8.2.180.0090.00918.54
8.2.170.0150.00018.77
8.2.160.0070.00722.96
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0040.00420.95
8.2.120.0080.00026.35
8.2.110.0060.00322.26
8.2.100.0000.01117.91
8.2.90.0040.00418.16
8.2.80.0040.00418.34
8.2.70.0080.00018.04
8.2.60.0000.00818.05
8.2.50.0080.00018.28
8.2.40.0000.00719.30
8.2.30.0000.00721.14
8.2.20.0040.00417.99
8.2.10.0000.00718.14
8.2.00.0040.00418.13
8.1.280.0070.01125.92
8.1.270.0070.00022.23
8.1.260.0050.00226.35
8.1.250.0060.00328.09
8.1.240.0080.00024.02
8.1.230.0040.00822.63
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0060.00317.22
8.1.180.0000.00818.10
8.1.170.0040.00418.59
8.1.160.0000.00718.88
8.1.150.0070.00020.73
8.1.140.0040.00417.70
8.1.130.0000.00719.00
8.1.120.0040.00417.50
8.1.110.0040.00417.44
8.1.100.0040.00417.40
8.1.90.0000.00717.47
8.1.80.0040.00417.42
8.1.70.0000.00717.47
8.1.60.0040.00417.51
8.1.50.0040.00817.52
8.1.40.0040.00417.52
8.1.30.0060.00317.54
8.1.20.0070.00017.50
8.1.10.0000.00817.63
8.1.00.0030.00717.39
8.0.300.0070.00020.07
8.0.290.0070.00016.72
8.0.280.0070.00018.35
8.0.270.0080.00017.32
8.0.260.0070.00017.32
8.0.250.0000.00716.98
8.0.240.0070.00316.93
8.0.230.0080.00316.97
8.0.220.0040.00416.84
8.0.210.0070.00016.91
8.0.200.0070.00016.94
8.0.190.0040.00416.98
8.0.180.0000.00717.03
8.0.170.0000.00816.86
8.0.160.0000.00716.94
8.0.150.0050.00216.82
8.0.140.0050.00216.89
8.0.130.0000.00513.38
8.0.120.0040.00416.87
8.0.110.0040.00416.87
8.0.100.0030.00516.97
8.0.90.0040.00416.84
8.0.80.0070.01016.88
8.0.70.0040.00416.98
8.0.60.0040.00416.82
8.0.50.0070.00016.95
8.0.30.0090.01017.16
8.0.20.0120.00817.40
8.0.10.0000.00717.01
8.0.00.0140.00616.75
7.4.330.0000.00515.55
7.4.320.0000.00616.64
7.4.300.0000.00616.49
7.4.290.0000.00716.50
7.4.280.0040.00416.59
7.4.270.0000.00816.41
7.4.260.0040.00416.48
7.4.250.0040.00416.51
7.4.240.0030.00316.49
7.4.230.0070.00016.63
7.4.220.0030.00616.63
7.4.210.0050.01116.52
7.4.200.0000.00716.62
7.4.160.0060.01016.53
7.4.140.0090.01017.86
7.4.130.0090.00916.79
7.4.120.0120.00916.51
7.4.110.0150.00416.51
7.4.100.0060.01116.59
7.4.90.0070.01016.54
7.4.80.0120.00619.39
7.4.70.0180.00316.59
7.4.60.0130.00316.41
7.4.50.0070.00616.67
7.4.40.0080.00816.44
7.4.00.0050.01014.95
7.3.330.0000.00513.17
7.3.320.0000.00613.23
7.3.310.0040.00416.15
7.3.300.0070.00016.37
7.3.290.0000.00716.36
7.3.280.0100.00716.35
7.3.260.0090.00716.41
7.3.240.0100.00716.45
7.3.230.0050.01116.21
7.3.210.0150.00616.34
7.3.200.0110.00616.43
7.3.190.0130.00316.36
7.3.180.0090.00616.30
7.3.170.0070.01316.52
7.3.160.0030.01516.32
7.3.120.0030.01414.76
7.3.110.0090.00814.85
7.3.100.0080.01114.90
7.3.90.0110.00614.78
7.3.80.0130.00214.79
7.3.70.0030.00814.58
7.3.60.0110.00514.72
7.3.50.0050.00914.79
7.3.40.0030.01114.72
7.3.30.0060.00914.84
7.3.20.0050.01016.58
7.3.10.0040.01116.80
7.3.00.0090.00416.59
7.2.330.0030.01416.79
7.2.320.0120.00916.82
7.2.310.0120.00916.71
7.2.300.0070.01716.74
7.2.290.0090.01216.50
7.2.250.0050.01115.12
7.2.240.0080.01014.87
7.2.230.0030.01115.01
7.2.220.0050.00915.05
7.2.210.0040.01015.05
7.2.200.0060.00615.04
7.2.190.0090.00615.00
7.2.180.0050.01114.97
7.2.170.0020.01015.03
7.2.160.0060.01014.95
7.2.150.0000.01016.93
7.2.140.0030.00616.94
7.2.130.0000.01016.67
7.2.120.0050.00817.11
7.2.110.0130.00617.04
7.2.100.0140.00316.89
7.2.90.0070.00716.98
7.2.80.0040.00416.86
7.2.70.0040.01016.91
7.2.60.0000.01216.93
7.2.50.0050.00816.93
7.2.40.1640.00717.52
7.2.30.1060.00817.52
7.2.20.1110.00917.47
7.2.10.0960.01017.39
7.2.00.1520.00817.27
7.1.330.0080.00815.70
7.1.320.0070.00715.65
7.1.310.0040.00815.77
7.1.300.0090.00315.62
7.1.290.0080.00415.70
7.1.280.0020.00915.82
7.1.270.0060.00615.63
7.1.260.0040.01115.73
7.1.250.0030.00615.56
7.1.240.0000.01116.02
7.1.230.0060.00615.67
7.1.220.0110.00315.77
7.1.210.0090.00915.57
7.1.200.0060.00415.62
7.1.190.0030.00515.89
7.1.180.0040.00715.59
7.1.170.0100.00315.95
7.1.160.1020.01016.31
7.1.150.1330.00916.08
7.1.140.0970.00816.32
7.1.130.1130.00516.36
7.1.120.0950.00616.18
7.1.110.1170.00615.92
7.1.100.1300.00715.78
7.1.90.1580.00915.82
7.1.80.2040.00615.92
7.1.70.1420.00515.62
7.1.60.2240.00924.54
7.1.50.2540.01624.27
7.1.40.3140.00924.04
7.1.30.2540.01124.16
7.1.20.2000.01224.14
7.1.10.1810.01015.27
7.1.00.0560.00415.41
7.0.330.0030.00715.55
7.0.320.0070.00715.30
7.0.310.0040.00815.49
7.0.300.0040.00815.42
7.0.290.0060.00615.47
7.0.280.0030.01015.33
7.0.270.0060.00615.39
7.0.260.0110.00415.38
7.0.250.0100.00315.61
7.0.240.0060.00315.32
7.0.230.0070.00715.41
7.0.220.0000.01015.25
7.0.210.0080.00415.53
7.0.200.0040.00715.49
7.0.190.0030.01015.25
7.0.180.0040.00415.46
7.0.170.0070.00715.57
7.0.160.0030.01415.30
7.0.150.0030.01315.20
7.0.140.0090.00615.31
7.0.130.0000.01115.55
7.0.120.0100.00315.58
7.0.110.0100.00715.37
7.0.100.0090.00615.25
7.0.90.0030.01015.25
7.0.80.0050.00315.39
7.0.70.0070.00415.51
7.0.60.0070.00715.51
7.0.50.0060.01015.46
7.0.40.0060.00913.53
7.0.30.0000.01013.57
7.0.20.0060.00613.68
7.0.10.0100.00313.56
7.0.00.0000.01513.53
5.6.400.0070.00714.18
5.6.390.0000.01414.43
5.6.380.0030.00614.42
5.6.370.0070.00714.74
5.6.360.0000.01114.34
5.6.350.0070.00714.43
5.6.340.0040.01414.31
5.6.330.0040.00714.67
5.6.320.0000.01314.17
5.6.310.0030.00714.34
5.6.300.0040.01114.48
5.6.290.0050.00514.50
5.6.280.0040.01114.46
5.6.270.0070.00714.43
5.6.260.0040.01114.32
5.6.250.0090.00614.34
5.6.240.0040.00714.55
5.6.230.0070.01014.27
5.6.220.0040.00714.58
5.6.210.0060.00914.29
5.6.200.0060.01214.01
5.6.190.0030.01414.61
5.6.180.0050.00314.49
5.6.170.0040.00414.36
5.6.160.0040.01214.54
5.6.150.0030.01414.37
5.6.140.0060.00614.33
5.6.130.0060.00914.70
5.6.120.0070.01014.56
5.6.110.0060.00314.30
5.6.100.0060.00314.36
5.6.90.0040.00414.36
5.6.80.0060.00914.21
5.6.70.0100.00314.25
5.6.60.0090.00314.13
5.6.50.0040.00414.54
5.6.40.0000.01314.27
5.6.30.0090.00614.40
5.6.20.0100.00414.15
5.6.10.0100.00314.41
5.6.00.0060.00614.13

preferences:
32.45 ms | 401 KiB | 5 Q