3v4l.org

run code in 300+ PHP versions simultaneously
<?php $tests = ['A', 'z', '+', '0', '8', '*', ' ']; foreach ($tests as $test) { echo "\n{$test}: "; if (ctype_alpha($test)) { echo 'letter'; } elseif (ctype_digit($test)) { echo 'number'; } elseif (ctype_space($test)) { echo 'space'; } else { echo 'symbol'; } }

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)
8.5.00.0110.01019.95
8.4.150.0030.00014.05
8.4.140.0120.00917.57
8.4.130.0070.01017.48
8.4.120.0110.00820.66
8.4.110.0040.00617.94
8.4.100.0120.00517.58
8.4.90.0050.00420.47
8.4.80.0090.00618.91
8.4.70.0110.01418.46
8.4.60.0110.01020.59
8.4.50.0090.00819.35
8.4.40.0100.01017.79
8.4.30.0090.00620.39
8.4.20.0030.01219.70
8.4.10.0080.00019.46
8.3.280.0070.00518.41
8.3.270.0100.01016.65
8.3.260.0100.00916.38
8.3.250.0140.00518.95
8.3.240.0050.00416.57
8.3.230.0100.00916.45
8.3.220.0100.00419.09
8.3.210.0110.00618.32
8.3.200.0070.00516.57
8.3.190.0080.00216.90
8.3.180.0100.00518.08
8.3.170.0030.01318.92
8.3.160.0120.00618.47
8.3.150.0130.00620.78
8.3.140.0040.00418.30
8.3.130.0040.00417.02
8.3.120.0040.00418.90
8.3.110.0000.01620.94
8.3.100.0030.00624.06
8.3.90.0060.00326.77
8.3.80.0090.00016.63
8.3.70.0120.00616.58
8.3.60.0070.00716.63
8.3.50.0100.00824.44
8.3.40.0070.01121.73
8.3.30.0090.00618.73
8.3.20.0030.00524.18
8.3.10.0110.00724.66
8.3.00.0060.00326.16
8.2.290.0080.00216.33
8.2.280.0100.00718.10
8.2.270.0180.00316.98
8.2.260.0110.00720.79
8.2.250.0000.00818.21
8.2.240.0060.00317.32
8.2.230.0080.00022.58
8.2.220.0040.00437.54
8.2.210.0030.00526.77
8.2.200.0060.00316.38
8.2.190.0110.00416.58
8.2.180.0070.01025.92
8.2.170.0060.01118.73
8.2.160.0130.00322.96
8.2.150.0070.00025.66
8.2.140.0070.00024.66
8.2.130.0070.00026.16
8.2.120.0030.00620.84
8.2.110.0100.00022.20
8.2.100.0040.00817.84
8.2.90.0050.00317.78
8.2.80.0000.00818.94
8.2.70.0040.00417.63
8.2.60.0000.00817.63
8.2.50.0060.00317.63
8.2.40.0000.00817.63
8.2.30.0030.00518.12
8.2.20.0040.00418.11
8.2.10.0050.00219.29
8.2.00.0000.00719.12
8.1.330.0110.00816.13
8.1.320.0130.00717.96
8.1.310.0040.00416.75
8.1.300.0040.00418.41
8.1.290.0030.00618.88
8.1.280.0040.01125.92
8.1.270.0090.00920.23
8.1.260.0070.01326.35
8.1.250.0000.00828.09
8.1.240.0000.00824.02
8.1.230.0070.00422.80
8.1.220.0080.00017.75
8.1.210.0050.00318.77
8.1.200.0090.00017.22
8.1.190.0000.00917.22
8.1.180.0060.00318.10
8.1.170.0000.00719.02
8.1.160.0040.00419.01
8.1.150.0030.00518.89
8.1.140.0040.00420.67
8.1.130.0000.00717.36
8.1.120.0050.00317.43
8.1.110.0000.00817.41
8.1.100.0000.00717.36
8.1.90.0070.00017.46
8.1.80.0030.00717.35
8.1.70.0070.00017.38
8.1.60.0040.00417.57
8.1.50.0040.00417.52
8.1.40.0040.00417.47
8.1.30.0040.00417.71
8.1.20.0000.00817.63
8.1.10.0040.00417.40
8.1.00.0060.00617.45
8.0.300.0050.00220.09
8.0.290.0040.00416.74
8.0.280.0000.00718.42
8.0.270.0030.00318.05
8.0.260.0070.00016.74
8.0.250.0000.00717.01
8.0.240.0030.00316.95
8.0.230.0040.00416.84
8.0.220.0040.00416.89
8.0.210.0040.00416.79
8.0.200.0000.00716.84
8.0.190.0000.00816.93
8.0.180.0040.00416.88
8.0.170.0030.00616.93
8.0.160.0000.00716.80
8.0.150.0040.00416.79
8.0.140.0030.00316.78
8.0.130.0000.00613.35
8.0.120.0050.00316.93
8.0.110.0040.00416.86
8.0.100.0040.00416.76
8.0.90.0040.00416.91
8.0.80.0060.00916.91
8.0.70.0040.00416.83
8.0.60.0040.00416.76
8.0.50.0000.00816.79
8.0.30.0150.00917.25
8.0.20.0070.01317.13
8.0.10.0040.00417.04
8.0.00.0110.00716.97
7.4.330.0050.00015.55
7.4.320.0030.00316.59
7.4.300.0000.00616.50
7.4.290.0080.00016.41
7.4.280.0040.00416.59
7.4.270.0030.00316.55
7.4.260.0020.00313.38
7.4.250.0050.00316.39
7.4.240.0000.00716.51
7.4.230.0030.00316.43
7.4.220.0040.00316.45
7.4.210.0050.00916.57
7.4.200.0000.00716.43
7.4.130.0130.00716.45
7.4.120.0180.00416.37
7.4.110.0070.01116.02
7.4.100.0100.01216.03
7.4.90.0140.00616.42
7.4.80.0130.00816.40
7.4.70.0080.01316.41
7.4.60.0100.01116.35
7.4.50.0110.00816.13
7.4.40.0140.00816.36
7.4.30.0110.01116.26
7.4.20.0150.00916.14
7.4.10.0130.00616.49
7.4.00.0160.01416.37
7.3.330.0050.00216.38
7.3.320.0060.00013.23
7.3.310.0030.00616.36
7.3.300.0030.00316.29
7.3.290.0040.01116.37
7.3.260.0110.01116.57
7.3.240.0090.00916.36
7.3.230.0000.02316.34
7.3.220.0180.00416.38
7.3.210.0080.01216.47
7.3.200.0000.01816.27
7.3.190.0070.01416.31
7.3.180.0130.00616.09
7.3.170.0090.01016.38
7.3.160.0080.01116.46
7.3.150.0030.01616.38
7.3.140.0060.01316.20
7.3.130.0030.01816.23
7.3.120.0140.01016.36
7.3.110.0170.01116.42
7.3.100.0130.01016.14
7.3.90.0060.01816.16
7.3.80.0100.01416.49
7.3.70.0100.01016.32
7.3.60.0090.00916.22
7.3.50.0150.00916.19
7.3.40.0030.02016.10
7.3.30.0120.01216.21
7.3.20.0150.00616.12
7.3.10.0130.00616.22
7.3.00.0000.01816.35
7.2.340.0120.01216.63
7.2.330.0180.00716.60
7.2.320.0050.01516.48
7.2.310.0120.00816.26
7.2.300.0100.01016.51
7.2.290.0140.01116.35
7.2.280.0090.01416.60
7.2.270.0120.00816.45
7.2.260.0140.00716.28
7.2.250.0130.01316.76
7.2.240.0120.00916.31
7.2.230.0170.01016.29
7.2.220.0070.01816.44
7.2.210.0110.01116.61
7.2.200.0110.01116.37
7.2.190.0080.01716.45
7.2.180.0190.00916.39
7.2.170.0140.01416.11
7.2.160.0150.00616.23
7.2.150.0100.01316.52
7.2.140.0070.01216.46
7.2.130.0200.00616.41
7.2.120.0150.00816.35
7.2.110.0110.01816.29
7.2.100.0030.01816.42
7.2.90.0070.01716.47
7.2.80.0150.00516.20
7.2.70.0110.01516.34
7.2.60.0120.00916.17
7.2.50.0100.01316.38
7.2.40.0060.01516.30
7.2.30.0130.01616.23
7.2.20.0140.01116.15
7.2.10.0040.01816.07
7.2.00.0130.01016.41

preferences:
115.71 ms | 403 KiB | 5 Q