3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = '5'; var_dump((int) isset($var)?$var:0): $var = '5'; var_dump((int) isset($var)?"1111":0); $var = '5'; var_dump((int) isset($var)?:0);

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)
7.1.70.0630.01014.93
7.1.60.1000.01333.28
7.1.50.0730.01032.91
7.1.40.0800.02332.27
7.1.30.0970.01332.47
7.1.20.1000.01332.49
7.1.10.0770.01314.54
7.1.00.0830.01314.73
7.0.200.0700.01714.86
7.0.190.0730.01014.77
7.0.180.0700.01014.14
7.0.170.0770.00714.14
7.0.160.0770.00714.13
7.0.150.0730.01314.13
7.0.140.0670.01314.26
7.0.130.0900.00714.38
7.0.120.0200.01314.51
7.0.110.1000.01314.19
7.0.100.1270.02014.32
7.0.90.0970.01314.15
7.0.80.0600.01714.23
7.0.70.0000.01714.17
7.0.60.1030.01313.89
7.0.50.1030.00714.39
7.0.40.1000.01314.52
7.0.30.1030.01314.40
7.0.20.1100.01014.26
7.0.10.1570.01714.31
7.0.00.1000.01314.43
5.6.300.0170.06720.80
5.6.290.0100.07720.75
5.6.280.0270.06020.96
5.6.270.0200.07020.98
5.6.260.0300.06320.92
5.6.250.0230.06720.83
5.6.240.0100.09320.75
5.6.230.0200.07320.71
5.6.220.0200.07320.70
5.6.210.0130.07720.51
5.6.200.0230.06720.73
5.6.190.0170.07020.91
5.6.180.0200.07320.69
5.6.170.0200.06720.75
5.6.160.0170.07020.80
5.6.150.0170.08320.65
5.6.140.0200.07720.75
5.6.130.0070.08320.94
5.6.120.0230.06320.74
5.6.110.0170.07720.66
5.6.100.0270.07720.80
5.6.90.0200.07320.69
5.6.80.0100.07020.14
5.6.70.0230.08020.06
5.6.60.0100.09320.28
5.6.50.0200.07020.36
5.6.40.0230.05720.23
5.6.30.0270.07320.09
5.6.20.0230.06720.16
5.6.10.0170.06720.23
5.6.00.0230.05720.27
5.5.380.0200.06317.54
5.5.370.0130.07317.41
5.5.360.0170.07317.63
5.5.350.0230.06317.56
5.5.340.0070.07718.04
5.5.330.0130.07717.94
5.5.320.0130.07018.04
5.5.310.0200.06317.98
5.5.300.0030.08718.03
5.5.290.0170.07317.80
5.5.280.0130.07018.11
5.5.270.0200.06317.93
5.5.260.0170.08017.93
5.5.250.0170.07317.50
5.5.240.0300.05017.16
5.5.230.0270.07017.16
5.5.220.0100.07717.31
5.5.210.0230.08317.15
5.5.200.0070.07017.10
5.5.190.0170.06717.41
5.5.180.0170.06717.32
5.5.160.0200.06017.40
5.5.150.0070.07317.09
5.5.140.0230.05717.37
5.5.130.0230.06017.34
5.5.120.0230.06317.29
5.5.110.0030.07017.40
5.5.100.0200.06017.29
5.5.90.0070.07016.96
5.5.80.0100.06717.28
5.5.70.0170.07317.27
5.5.60.0230.06017.02
5.5.50.0070.07716.99
5.5.40.0230.07717.01
5.5.30.0130.07017.18
5.5.20.0130.07317.37
5.5.10.0130.06317.37
5.5.00.0270.06317.29
5.4.450.0170.07319.47
5.4.440.0130.07019.25
5.4.430.0070.08319.47
5.4.420.0200.07019.18
5.4.410.0170.07019.19
5.4.400.0130.07019.01
5.4.390.0170.06319.11
5.4.380.0330.05319.07
5.4.370.0030.07018.92
5.4.360.0170.06719.01
5.4.350.0170.07019.23
5.4.340.0130.06719.01
5.4.320.0130.07319.02
5.4.310.0230.05318.86
5.4.300.0170.06018.85
5.4.290.0170.08019.14
5.4.280.0100.08019.00
5.4.270.0000.08319.01
5.4.260.0170.06019.00
5.4.250.0200.06718.93
5.4.240.0030.08319.14
5.4.230.0070.08319.22
5.4.220.0130.07718.96
5.4.210.0230.06719.06
5.4.200.0170.06718.99
5.4.190.0170.05319.06
5.4.180.0130.06719.00
5.4.170.0170.06018.97
5.4.160.0170.07019.00
5.4.150.0130.07718.98
5.4.140.0130.06716.72
5.4.130.0100.06316.39
5.4.120.0200.05716.68
5.4.110.0130.07016.57
5.4.100.0030.06016.63
5.4.90.0100.06316.64
5.4.80.0300.05716.46
5.4.70.0100.07716.50
5.4.60.0200.06716.46
5.4.50.0170.08016.60
5.4.40.0230.07016.71
5.4.30.0200.06716.68
5.4.20.0270.05316.70
5.4.10.0130.06016.69
5.4.00.0070.06715.96
5.3.290.0100.07714.65
5.3.280.0130.06714.69
5.3.270.0070.06314.67
5.3.260.0100.07314.59
5.3.250.0130.06714.41
5.3.240.0130.06314.62
5.3.230.0170.05714.69
5.3.220.0070.07714.76
5.3.210.0070.06714.79
5.3.200.0100.06714.66
5.3.190.0130.07014.56
5.3.180.0100.08014.61
5.3.170.0200.06314.71
5.3.160.0070.07014.71
5.3.150.0100.08014.73
5.3.140.0070.09314.73
5.3.130.0130.07314.70
5.3.120.0230.06014.64
5.3.110.0170.06314.54
5.3.100.0200.05714.17
5.3.90.0030.08014.21
5.3.80.0130.07714.22
5.3.70.0100.07314.11
5.3.60.0130.05714.16
5.3.50.0100.06013.84
5.3.40.0070.06014.10
5.3.30.0170.05313.96
5.3.20.0300.05713.50
5.3.10.0100.06313.58
5.3.00.0100.05013.80
5.2.170.0170.04011.36
5.2.160.0030.05711.25
5.2.150.0130.04311.25
5.2.140.0130.04311.28
5.2.130.0100.05310.91
5.2.120.0230.03711.11
5.2.110.0030.05011.31
5.2.100.0130.06011.30
5.2.90.0070.04711.15
5.2.80.0100.06710.90
5.2.70.0070.05311.23
5.2.60.0100.05311.16
5.2.50.0000.07010.85
5.2.40.0070.06011.11
5.2.30.0000.06710.95
5.2.20.0100.05311.07
5.2.10.0100.04710.85
5.2.00.0100.05710.68
5.1.60.0130.04010.02
5.1.50.0170.03710.12
5.1.40.0100.0379.96
5.1.30.0100.04310.33
5.1.20.0100.05710.34
5.1.10.0130.04310.21
5.1.00.0200.03010.04
5.0.50.0100.0378.82
5.0.40.0030.0378.61
5.0.30.0070.0478.25
5.0.20.0030.0408.28
5.0.10.0030.0338.21
5.0.00.0100.0438.36
4.4.90.0070.0236.73
4.4.80.0030.0336.73
4.4.70.0070.0276.73
4.4.60.0030.0236.73
4.4.50.0030.0276.73
4.4.40.0070.0376.73
4.4.30.0100.0236.73
4.4.20.0170.0176.73
4.4.10.0100.0236.73
4.4.00.0100.0476.73
4.3.110.0130.0176.73
4.3.100.0000.0306.73
4.3.90.0030.0276.73
4.3.80.0170.0276.73
4.3.70.0030.0276.73
4.3.60.0100.0206.73
4.3.50.0000.0336.73
4.3.40.0070.0406.73
4.3.30.0030.0276.73
4.3.20.0070.0206.73
4.3.10.0000.0436.73
4.3.00.0070.0236.73

preferences:
143.85 ms | 1394 KiB | 7 Q