3v4l.org

run code in 300+ PHP versions simultaneously
<?php // in the first expression $a + $a++; // "++" has higher precedence than "+", so "$a++" is grouped: $a + ($a++); // in the second expressions $a + $a + $a++; // "++" again has higher precedence than "+": $a + $a + ($a++); // and "+" is a left-associative operator, so the left "+" is grouped: ($a + $a) + ($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)
8.3.60.0140.00718.30
8.3.50.0090.00821.14
8.3.40.0180.00418.75
8.3.30.0080.00618.71
8.3.20.0050.00318.52
8.3.10.0030.00621.01
8.3.00.0040.00423.48
8.2.180.0040.01416.50
8.2.170.0100.00722.96
8.2.160.0130.00020.39
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00419.65
8.2.110.0050.00520.18
8.2.100.0030.00717.72
8.2.90.0000.00819.14
8.2.80.0040.00417.97
8.2.70.0060.00317.63
8.2.60.0000.00717.92
8.2.50.0050.00318.07
8.2.40.0020.00518.22
8.2.30.0040.00421.30
8.2.20.0000.00717.65
8.2.10.0050.00217.70
8.2.00.0030.00517.63
8.1.280.0140.00725.92
8.1.270.0000.00723.99
8.1.260.0030.00626.35
8.1.250.0080.00028.09
8.1.240.0000.00922.37
8.1.230.0060.00620.73
8.1.220.0050.00318.77
8.1.210.0050.00318.80
8.1.200.0030.00617.23
8.1.190.0030.00519.32
8.1.180.0090.00018.10
8.1.170.0030.00518.56
8.1.160.0020.00518.88
8.1.150.0040.00418.51
8.1.140.0040.00417.35
8.1.130.0000.00717.81
8.1.120.0040.00417.40
8.1.110.0040.00717.42
8.1.100.0050.00317.29
8.1.90.0080.00017.36
8.1.80.0030.00317.30
8.1.70.0000.00617.36
8.1.60.0030.00517.53
8.1.50.0040.00417.38
8.1.40.0040.00417.40
8.1.30.0080.00017.43
8.1.20.0040.00417.59
8.1.10.0000.00717.46
8.1.00.0020.00517.47
8.0.300.0000.00719.88
8.0.290.0000.00817.03
8.0.280.0050.00218.39
8.0.270.0040.00417.06
8.0.260.0030.00316.80
8.0.250.0000.00716.90
8.0.240.0040.00416.95
8.0.230.0040.00416.94
8.0.220.0000.00816.76
8.0.210.0080.00016.88
8.0.200.0030.00316.93
8.0.190.0030.00616.92
8.0.180.0080.00016.94
8.0.170.0000.00716.79
8.0.160.0030.00316.88
8.0.150.0000.00816.70
8.0.140.0030.00516.84
8.0.130.0060.00013.30
8.0.120.0050.00316.71
8.0.110.0030.00616.78
8.0.100.0000.00716.87
8.0.90.0070.00016.93
8.0.80.0040.01116.94
8.0.70.0030.00516.75
8.0.60.0040.00416.92
8.0.50.0000.00816.70
8.0.30.0100.00717.05
8.0.20.0140.00717.40
8.0.10.0060.00316.96
8.0.00.0090.01016.69
7.4.330.0060.00014.64
7.4.320.0030.00316.54
7.4.300.0030.00316.41
7.4.290.0000.00716.54
7.4.280.0030.00316.49
7.4.270.0000.00716.58
7.4.260.0000.00513.21
7.4.250.0000.00816.39
7.4.240.0040.00416.54
7.4.230.0030.00316.33
7.4.220.0100.01016.39
7.4.210.0100.00616.56
7.4.200.0070.00016.32
7.4.190.0030.00516.63
7.4.160.0100.00716.40
7.4.150.0150.00617.40
7.4.140.0110.00817.86
7.4.130.0080.00816.44
7.4.120.0110.00716.53
7.4.110.0060.01016.43
7.4.100.0160.00416.57
7.4.90.0130.00616.54
7.4.80.0090.00818.02
7.4.70.0080.01216.49
7.4.60.0120.00716.49
7.4.50.0060.01016.35
7.4.40.0100.00919.42
7.4.30.0090.00916.51
7.4.20.0190.00316.44
7.4.10.0070.01016.36
7.4.00.0100.00615.54
7.3.330.0060.00013.25
7.3.320.0000.01213.05
7.3.310.0000.00716.27
7.3.300.0070.00016.28
7.3.290.0000.01716.37
7.3.280.0080.00916.31
7.3.270.0070.01017.40
7.3.260.0090.01118.24
7.3.250.0040.01316.38
7.3.240.0160.00016.55
7.3.230.0080.00816.53
7.3.210.0100.00616.20
7.3.200.0050.01617.84
7.3.190.0120.00616.42
7.3.180.0120.00816.39
7.3.170.0120.00916.40
7.3.160.0080.01116.41
7.3.150.0100.00716.69
7.3.140.0140.00316.37
7.3.130.0120.00616.56
7.3.120.0160.00015.77
7.3.110.0000.01716.25
7.3.100.0040.01416.65
7.3.90.0060.00916.32
7.3.80.0130.00316.51
7.3.70.0100.01016.39
7.3.60.0160.00016.34
7.3.50.0110.00816.46
7.3.40.0090.00616.15
7.3.30.0100.00616.29
7.3.20.0080.01116.50
7.3.10.0100.00716.35
7.3.00.0030.02016.45
7.2.330.0150.00316.25
7.2.320.0160.00916.57
7.2.310.0110.01416.40
7.2.300.0140.00516.72
7.2.290.0120.00516.49
7.2.280.0030.01416.42
7.2.270.0080.01116.66
7.2.260.0090.00916.62
7.2.250.0060.01316.55
7.2.240.0140.00716.46
7.2.230.0090.00916.54
7.2.220.0100.01016.50
7.2.210.0060.01216.53
7.2.200.0090.00916.29
7.2.190.0160.00916.52
7.2.180.0110.01416.57
7.2.170.0070.01016.54
7.2.160.0070.01016.36
7.2.150.0100.00716.72
7.2.140.0000.01916.32
7.2.130.0080.01216.52
7.2.120.0110.00816.14
7.2.110.0090.01516.51
7.2.100.0150.00416.43
7.2.90.0090.01216.43
7.2.80.0190.00516.45
7.2.70.0160.01016.53
7.2.60.0180.01416.62
7.2.50.0210.00716.43
7.2.40.0210.01116.39
7.2.30.0160.01216.38
7.2.20.0200.00816.35
7.2.10.0200.01016.41
7.2.00.0060.01616.60
7.1.330.0350.00015.52
7.1.320.0200.00715.37
7.1.310.0260.00415.65
7.1.300.0310.00315.51
7.1.290.0240.00615.39
7.1.280.0140.01415.38
7.1.270.0240.00915.54
7.1.260.0190.01215.18
7.1.250.0220.00815.25
7.1.240.0280.01015.43
7.1.230.0280.00415.43
7.1.220.0260.01115.32
7.1.210.0270.00715.47
7.1.200.0240.00715.48
7.1.190.0250.00915.40
7.1.180.0220.00615.50
7.1.170.0350.01315.46
7.1.160.0260.00515.20
7.1.150.0450.01315.41
7.1.140.0280.00615.37
7.1.130.0180.01115.32
7.1.120.0190.01415.36
7.1.110.0260.00915.48
7.1.100.0180.01815.26
7.1.90.0310.01115.54
7.1.80.0400.00315.48
7.1.70.0130.00716.21
7.1.60.0280.00917.45
7.1.50.0140.01516.16
7.1.40.0170.01415.45
7.1.30.0300.00615.36
7.1.20.0240.01015.56
7.1.10.0240.01015.59
7.1.00.0190.04418.84
7.0.330.0320.00015.12
7.0.320.0260.00515.22
7.0.310.0260.00315.02
7.0.300.0200.01015.05
7.0.290.0180.00715.12
7.0.280.0270.00315.00
7.0.270.0280.00015.05
7.0.260.0140.01515.08
7.0.250.0230.01215.13
7.0.240.0270.00415.19
7.0.230.0230.01015.28
7.0.220.0250.00915.32
7.0.210.0190.01315.16
7.0.200.0190.00015.83
7.0.190.0200.00615.09
7.0.180.0260.00715.26
7.0.170.0140.01715.16
7.0.160.0280.00415.21
7.0.150.0340.00615.16
7.0.140.0140.04218.55
7.0.130.0310.00315.27
7.0.120.0210.01215.09
7.0.110.0150.01515.21
7.0.100.0160.04817.52
7.0.90.0170.03817.52
7.0.80.0120.03517.41
7.0.70.0220.03717.61
7.0.60.0110.03417.52
7.0.50.0180.03117.74
7.0.40.0120.04517.55
7.0.30.0090.04817.61
7.0.20.0160.04017.65
7.0.10.0120.05117.58
7.0.00.0090.04417.66
5.6.400.0230.01015.84
5.6.390.0150.01215.85
5.6.380.0180.01915.96
5.6.370.0090.02215.89
5.6.360.0210.01115.59
5.6.350.0190.00915.82
5.6.340.0160.01615.95
5.6.330.0240.01215.83
5.6.320.0140.01815.92
5.6.310.0220.00615.82
5.6.300.0230.01615.76
5.6.290.0160.02215.87
5.6.280.0320.00015.65
5.6.270.0220.01215.74
5.6.260.0210.01416.04
5.6.250.0150.04018.31
5.6.240.0270.04118.27
5.6.230.0150.02618.14
5.6.220.0130.04118.19
5.6.210.0190.04418.15
5.6.200.0200.02818.30
5.6.190.0100.04218.41
5.6.180.0170.03618.46
5.6.170.0250.04618.36
5.6.160.0130.05018.44
5.6.150.0170.03918.40
5.6.140.0190.02918.38
5.6.130.0110.04318.34
5.6.120.0170.04418.38
5.6.110.0170.04718.44
5.6.100.0170.04718.41
5.6.90.0210.04018.36
5.6.80.0100.04618.14
5.6.70.0220.02117.98
5.6.60.0120.02417.99
5.6.50.0110.02918.09
5.6.40.0180.03818.04
5.6.30.0130.03318.01
5.6.20.0160.02818.20
5.6.10.0070.03618.09
5.6.00.0050.04318.13
5.5.380.0190.02617.95
5.5.370.0130.03218.03
5.5.360.0180.04318.04
5.5.350.0150.04618.12
5.5.340.0140.04618.28
5.5.330.0160.04718.36
5.5.320.0210.04018.22
5.5.310.0170.03418.23
5.5.300.0160.02718.29
5.5.290.0150.02918.22
5.5.280.0160.02518.36
5.5.270.0210.04118.35
5.5.260.0190.03718.37
5.5.250.0060.03618.05
5.5.240.0150.02517.83
5.5.230.0110.03717.79
5.5.220.0120.03018.01
5.5.210.0140.02317.92
5.5.200.0080.03417.97
5.5.190.0090.04218.07
5.5.180.0090.04017.94
5.5.170.0140.02015.53
5.5.160.0100.03317.86
5.5.150.0110.03017.96
5.5.140.0160.02217.89
5.5.130.0140.02917.97
5.5.120.0110.02817.97
5.5.110.0090.03117.92
5.5.100.0130.02417.98
5.5.90.0160.02017.87
5.5.80.0170.02217.89
5.5.70.0100.02617.66
5.5.60.0090.03117.78
5.5.50.0120.02217.86
5.5.40.0140.02317.92
5.5.30.0150.03117.92
5.5.20.0130.03217.91
5.5.10.0090.03917.64
5.5.00.0100.03417.80
5.4.450.0140.03915.72
5.4.440.0130.04415.92
5.4.430.0120.03815.81
5.4.420.0110.03416.01
5.4.410.0090.02715.91
5.4.400.0090.02715.75
5.4.390.0100.02815.72
5.4.380.0080.03315.81
5.4.370.0110.04315.74
5.4.360.0140.02015.72
5.4.350.0110.04615.66
5.4.340.0120.03015.60
5.4.330.0180.01212.29
5.4.320.0110.02815.90
5.4.310.0070.02515.53
5.4.300.0120.02215.72
5.4.290.0150.02315.71
5.4.280.0100.02715.78
5.4.270.0080.02315.74
5.4.260.0110.02015.71
5.4.250.0120.02215.71
5.4.240.0110.02215.65
5.4.230.0100.02415.70
5.4.220.0100.03215.71
5.4.210.0120.02915.77
5.4.200.0090.02415.81
5.4.190.0080.02515.78
5.4.180.0130.01815.74
5.4.170.0120.04015.72
5.4.160.0080.02515.66
5.4.150.0100.02315.63
5.4.140.0050.02714.31
5.4.130.0050.02514.30
5.4.120.0120.02314.40
5.4.110.0150.01714.30
5.4.100.0130.02114.39
5.4.90.0080.02314.41
5.4.80.0110.02314.26
5.4.70.0030.02414.35
5.4.60.0060.02414.44
5.4.50.0070.02014.43
5.4.40.0080.03114.39
5.4.30.0090.01914.29
5.4.20.0050.02114.31
5.4.10.0030.02314.29
5.4.00.0080.02313.88
5.3.290.0140.02113.75
5.3.280.0140.03713.72
5.3.270.0080.02513.64
5.3.260.0120.02213.76
5.3.250.0130.01813.66
5.3.240.0120.02313.61
5.3.230.0110.03313.69
5.3.220.0070.02713.74
5.3.210.0080.02313.61
5.3.200.0090.02313.60
5.3.190.0060.02313.64
5.3.180.0100.01813.77
5.3.170.0050.02713.69
5.3.160.0080.02013.64
5.3.150.0080.02013.76
5.3.140.0060.03113.64
5.3.130.0030.02513.67
5.3.120.0040.02813.57
5.3.110.0020.02513.63
5.3.100.0050.02413.38
5.3.90.0050.02213.44
5.3.80.0060.02113.39
5.3.70.0030.02313.45
5.3.60.0070.01913.23
5.3.50.0040.02313.34
5.3.40.0050.02213.40
5.3.30.0080.01713.31
5.3.20.0080.01813.20
5.3.10.0080.01813.10
5.3.00.0040.02313.05

preferences:
70.92 ms | 401 KiB | 5 Q