3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a= 5; $b=10; $a = $a+$b; echo $b=$a-$b . "\n"; echo $a = $a - $b;

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)
8.3.40.0070.00718.70
8.3.30.0080.00818.71
8.3.20.0000.00720.21
8.3.10.0000.00721.88
8.3.00.0050.00317.91
8.2.170.0070.00722.96
8.2.160.0130.00020.50
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0060.00317.75
8.2.110.0030.00621.04
8.2.100.0090.00317.84
8.2.90.0040.00419.13
8.2.80.0080.00017.97
8.2.70.0040.00417.50
8.2.60.0040.00417.80
8.2.50.0040.00818.07
8.2.40.0030.00619.21
8.2.30.0100.00020.68
8.2.20.0050.00317.84
8.2.10.0000.00817.90
8.2.00.0000.00817.92
8.1.270.0040.01223.91
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00622.15
8.1.230.0080.00419.07
8.1.220.0050.00317.74
8.1.210.0060.00318.77
8.1.200.0060.00317.35
8.1.190.0080.00017.23
8.1.180.0000.00718.10
8.1.170.0050.00318.50
8.1.160.0040.00422.03
8.1.150.0030.00518.98
8.1.140.0000.00817.46
8.1.130.0000.00717.68
8.1.120.0000.00717.46
8.1.110.0040.00417.43
8.1.100.0000.00717.41
8.1.90.0000.00717.34
8.1.80.0030.00317.52
8.1.70.0000.00817.32
8.1.60.0050.00317.45
8.1.50.0000.00817.42
8.1.40.0050.00317.50
8.1.30.0050.00317.65
8.1.20.0030.00617.54
8.1.10.0000.00717.56
8.1.00.0060.00317.32
8.0.300.0070.00018.77
8.0.290.0000.00816.88
8.0.280.0040.00418.44
8.0.270.0000.00817.32
8.0.260.0040.00417.25
8.0.250.0040.00417.00
8.0.240.0060.00316.94
8.0.230.0030.00616.99
8.0.220.0090.00016.90
8.0.210.0000.00716.90
8.0.200.0060.00316.97
8.0.190.0040.00416.95
8.0.180.0030.00516.98
8.0.170.0000.00816.86
8.0.160.0070.00016.90
8.0.150.0020.00516.79
8.0.140.0000.00716.89
8.0.130.0000.00613.38
8.0.120.0030.00616.89
8.0.110.0000.00716.93
8.0.100.0000.00816.82
8.0.90.0040.00416.91
8.0.80.0000.01417.00
8.0.70.0070.00016.84
8.0.60.0080.00016.82
8.0.50.0000.00716.79
8.0.30.0080.01017.13
8.0.20.0120.00917.40
8.0.10.0000.00716.95
8.0.00.0100.00816.76
7.4.330.0000.00515.08
7.4.320.0040.00516.54
7.4.300.0000.00616.56
7.4.290.0000.00716.52
7.4.280.0000.00716.38
7.4.270.0030.00316.36
7.4.260.0000.00816.34
7.4.250.0000.00716.29
7.4.240.0050.00216.49
7.4.230.0030.00316.36
7.4.220.0090.01216.63
7.4.210.0070.00716.43
7.4.200.0040.00416.53
7.4.160.0070.00716.35
7.4.150.0070.01017.40
7.4.140.0110.01217.86
7.4.130.0080.01116.46
7.4.120.0110.00616.43
7.4.110.0130.00616.57
7.4.100.0080.00716.63
7.4.90.0110.01516.38
7.4.80.0030.01319.39
7.4.70.0130.00316.46
7.4.60.0160.00316.53
7.4.50.0030.00516.05
7.4.40.0140.00316.44
7.4.30.0120.00916.46
7.4.10.0110.00714.88
7.4.00.0110.00214.93
7.3.330.0030.00313.15
7.3.320.0030.00313.07
7.3.310.0050.00316.21
7.3.300.0070.00016.29
7.3.290.0090.00516.29
7.3.280.0110.00916.29
7.3.270.0170.00017.40
7.3.260.0150.01016.55
7.3.250.0110.00716.41
7.3.240.0050.00316.31
7.3.230.0070.01816.43
7.3.210.0130.00316.41
7.3.200.0070.01016.37
7.3.190.0060.01016.41
7.3.180.0060.00916.35
7.3.170.0080.00816.66
7.3.160.0130.00716.25
7.3.130.0060.01315.16
7.3.120.0090.00914.68
7.3.110.0090.00614.79
7.3.100.0080.00614.85
7.3.90.0040.00414.58
7.3.80.0070.00714.79
7.3.70.0080.00014.81
7.3.60.0000.01414.97
7.3.50.0090.00614.66
7.3.40.0060.00614.80
7.3.30.0060.01014.67
7.3.20.0040.01116.69
7.3.10.0060.00916.79
7.3.00.0040.00616.63
7.2.330.0070.01116.34
7.2.320.0030.01416.28
7.2.310.0090.00916.68
7.2.300.0140.00316.67
7.2.290.0030.01316.43
7.2.260.0070.01314.47
7.2.250.0110.00715.22
7.2.240.0070.01014.84
7.2.230.0030.01315.00
7.2.220.0030.00714.86
7.2.210.0030.00914.93
7.2.200.0060.00314.93
7.2.190.0060.00915.08
7.2.180.0030.01215.08
7.2.170.0040.00414.81
7.2.160.0060.00314.90
7.2.150.0090.00616.82
7.2.140.0040.01116.89
7.2.130.0100.00416.64
7.2.120.0140.00316.83
7.2.110.0110.00816.60
7.2.100.0050.01016.79
7.2.90.0040.00916.87
7.2.80.0080.00716.89
7.2.70.0100.00816.68
7.2.60.0120.00416.80
7.2.50.0060.00316.97
7.2.40.0080.00816.50
7.2.30.0000.01216.97
7.2.20.0050.00716.66
7.2.10.0080.00516.82
7.2.00.0040.01017.57
7.1.330.0100.00315.73
7.1.320.0030.01215.81
7.1.310.0080.00415.62
7.1.300.0120.00315.61
7.1.290.0030.00915.51
7.1.280.0030.00715.93
7.1.270.0040.01115.65
7.1.260.0080.00415.86
7.1.250.0070.00415.67
7.1.240.0050.00915.57
7.1.230.0070.00615.67
7.1.220.0090.00415.75
7.1.210.0060.00815.62
7.1.200.0050.00715.67
7.1.190.0040.00915.60
7.1.180.0060.00815.83
7.1.170.0060.00415.80
7.1.160.0060.00615.75
7.1.150.0050.00815.67
7.1.140.0090.00915.47
7.1.130.0050.01015.68
7.1.120.0060.00415.61
7.1.110.0010.00915.75
7.1.100.0050.00716.24
7.1.90.0050.00915.70
7.1.80.0100.00315.75
7.1.70.0080.00316.16
7.1.60.0080.00516.84
7.1.50.0070.00716.07
7.1.40.0060.01015.77
7.1.30.0050.00915.63
7.1.20.0050.00715.69
7.1.10.0050.00615.70
7.1.00.0040.03117.86
7.0.330.0020.01215.13
7.0.320.0040.01215.38
7.0.310.0080.00515.39
7.0.300.0030.01015.03
7.0.290.0030.00915.00
7.0.280.0040.00715.25
7.0.270.0060.00515.35
7.0.260.0080.00615.28
7.0.250.0050.00715.32
7.0.240.0060.00815.13
7.0.230.0060.00815.14
7.0.220.0070.00715.23
7.0.210.0080.00515.26
7.0.200.0080.00515.80
7.0.190.0080.00115.28
7.0.180.0110.00515.27
7.0.170.0030.00815.43
7.0.160.0060.00615.39
7.0.150.0030.01015.32
7.0.140.0050.00615.20
7.0.130.0040.00915.31
7.0.120.0080.00315.29
7.0.110.0050.00815.24
7.0.100.0020.00915.38
7.0.90.0060.00415.22
7.0.80.0080.00315.33
7.0.70.0080.00515.11
7.0.60.0100.03016.83
7.0.50.0080.02916.20
7.0.40.0070.02915.61
7.0.30.0100.01915.71
7.0.20.0110.01815.64
7.0.10.0100.03015.60
7.0.00.0030.03015.62
5.6.400.0000.01114.32
5.6.390.0030.00614.26
5.6.380.0090.00514.24
5.6.370.0060.00814.08
5.6.360.0030.00714.36
5.6.350.0060.00614.22
5.6.340.0030.00913.98
5.6.330.0030.00714.30
5.6.320.0070.00713.91
5.6.310.0070.00914.47
5.6.300.0050.01014.22
5.6.290.0070.00714.11
5.6.280.0020.03316.55
5.6.270.0050.00514.21
5.6.260.0030.01014.25
5.6.250.0050.00814.13
5.6.240.0050.00514.15
5.6.230.0050.00814.16
5.6.220.0100.00214.03
5.6.210.0070.02916.30
5.6.200.0080.01915.47
5.6.190.0070.03316.30
5.6.180.0090.01816.24
5.6.170.0100.03416.36
5.6.160.0070.03216.35
5.6.150.0040.03115.47
5.6.140.0060.02615.54
5.6.130.0040.02515.48
5.6.120.0030.02016.58
5.6.110.0040.03316.46
5.6.100.0090.02616.47
5.6.90.0010.02116.49
5.6.80.0070.03316.29
5.6.70.0080.00714.04
5.6.60.0050.01014.04
5.6.50.0040.00814.02
5.6.40.0040.00814.31
5.6.30.0050.00714.12
5.6.20.0080.00313.94
5.6.10.0100.00314.32
5.6.00.0050.01114.29
5.5.380.0060.00312.39
5.5.370.0060.00612.47
5.5.360.0040.00412.60
5.5.350.0040.03115.26
5.5.340.0040.03214.31
5.5.330.0070.01615.14
5.5.320.1210.02115.13
5.5.310.0180.02715.15
5.5.300.0010.03514.33
5.5.290.0070.01914.35
5.5.280.0010.02315.34
5.5.270.0030.02515.26
5.5.260.0100.02415.42
5.5.250.0060.02815.13
5.5.240.0060.01714.89
5.5.230.0050.01012.54
5.5.220.0030.00812.65
5.5.210.0020.01112.41
5.5.200.0070.00512.48
5.5.190.0080.00312.37
5.5.180.0020.00812.39
5.5.170.0060.00712.24
5.5.160.0020.00612.20
5.5.150.0060.00612.23
5.5.140.0090.00512.27
5.5.130.0060.00612.19
5.5.120.0070.00912.30
5.5.110.0110.00512.31
5.5.100.0090.00512.43
5.5.90.0070.00612.44
5.5.80.0090.00912.41
5.5.70.0070.00512.39
5.5.60.0070.01112.22
5.5.50.0140.00812.21
5.5.40.0050.01112.35
5.5.30.0080.00412.24
5.5.20.0120.00412.26
5.5.10.0160.00212.46
5.5.00.0150.00612.36
5.4.450.0150.02113.68
5.4.440.0180.02013.85
5.4.430.0120.02313.93
5.4.420.0120.02213.79
5.4.410.0170.02013.76
5.4.400.0160.01913.58
5.4.390.0120.02313.70
5.4.380.0120.02113.66
5.4.370.0180.02113.60
5.4.360.0130.02313.68
5.4.350.0190.02413.59
5.4.340.0150.02313.63
5.4.330.0120.00710.90
5.4.320.0180.02013.63
5.4.310.0230.01713.38
5.4.300.0210.01913.59
5.4.290.0200.02313.49
5.4.280.0240.01813.53
5.4.270.0270.01613.79
5.4.260.0250.02213.52
5.4.250.0180.02513.50
5.4.240.0230.01913.57
5.4.230.0260.02113.57
5.4.220.0190.02513.59
5.4.210.0190.02413.80
5.4.200.0220.02413.71
5.4.190.0190.02113.50
5.4.180.0280.01813.70
5.4.170.0300.02713.46
5.4.160.0200.02313.56
5.4.150.0250.02713.63
5.4.140.0230.02012.72
5.4.130.0230.02212.63
5.4.120.0280.01912.80
5.4.110.0310.01712.76
5.4.100.0260.01812.58
5.4.90.0290.02212.76
5.4.80.0320.01412.68
5.4.70.0240.02212.76
5.4.60.0140.02812.73
5.4.50.0220.01312.67
5.4.40.0230.01512.69
5.4.30.0250.02512.57
5.4.20.0230.02312.66
5.4.10.0210.00310.76
5.4.00.0310.00910.79

preferences:
52.94 ms | 400 KiB | 5 Q