3v4l.org

run code in 300+ PHP versions simultaneously
<?php $block = '2554545*2235'; $pos = strpos($block, '*'); if ($pos !== false) { $num = substr($block, 0, $pos); } echo $num;

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)
8.3.40.0040.01418.67
8.3.30.0070.01118.54
8.3.20.0000.00718.65
8.3.10.0090.00018.48
8.3.00.0050.00519.20
8.2.170.0080.00622.96
8.2.160.0120.00318.96
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00020.74
8.2.110.0060.00321.05
8.2.100.0110.00017.78
8.2.90.0000.00819.22
8.2.80.0060.00317.97
8.2.70.0040.00417.63
8.2.60.0050.00217.93
8.2.50.0000.00818.04
8.2.40.0080.00019.35
8.2.30.0050.00517.55
8.2.20.0040.00717.48
8.2.10.0040.00417.61
8.2.00.0040.00417.65
8.1.270.0000.00923.99
8.1.260.0030.00626.35
8.1.250.0080.00028.09
8.1.240.0000.00821.44
8.1.230.0060.00619.48
8.1.220.0080.00017.79
8.1.210.0050.00318.77
8.1.200.0060.00317.00
8.1.190.0040.00417.00
8.1.180.0030.00518.10
8.1.170.0000.00817.62
8.1.160.0030.00318.91
8.1.150.0070.00018.50
8.1.140.0060.00317.38
8.1.130.0000.00719.07
8.1.120.0020.00517.44
8.1.110.0030.00517.27
8.1.100.0000.00717.39
8.1.90.0000.00817.38
8.1.80.0000.00717.28
8.1.70.0030.00317.34
8.1.60.0000.00817.52
8.1.50.0050.00217.46
8.1.40.0080.00017.38
8.1.30.0030.00617.40
8.1.20.0060.00317.57
8.1.10.0040.00417.38
8.1.00.0040.00417.40
8.0.300.0000.00818.77
8.0.290.0080.00316.63
8.0.280.0000.00818.47
8.0.270.0070.00017.16
8.0.260.0000.00716.78
8.0.250.0040.00416.97
8.0.240.0000.00816.93
8.0.230.0030.00316.91
8.0.220.0040.00216.77
8.0.210.0070.00016.79
8.0.200.0030.00316.89
8.0.190.0070.00016.92
8.0.180.0000.01116.83
8.0.170.0000.00916.68
8.0.160.0050.00316.75
8.0.150.0030.00616.86
8.0.140.0050.00316.82
8.0.130.0000.00613.25
8.0.120.0070.00016.72
8.0.110.0070.00016.68
8.0.100.0050.00216.71
8.0.90.0000.00816.65
8.0.80.0040.01116.77
8.0.70.0030.00516.78
8.0.60.0060.00316.82
8.0.50.0060.00316.80
8.0.30.0030.01216.88
8.0.20.0160.00217.10
8.0.10.0000.00816.91
8.0.00.0100.01216.68
7.4.330.0050.00013.00
7.4.320.0030.00316.59
7.4.300.0030.00316.44
7.4.290.0070.00016.42
7.4.280.0030.00916.56
7.4.270.0070.00016.63
7.4.260.0060.00013.20
7.4.250.0000.00816.56
7.4.240.0000.00816.50
7.4.230.0030.00616.67
7.4.220.0110.00716.65
7.4.210.0090.00616.61
7.4.200.0090.00016.60
7.4.190.0040.00416.56
7.4.160.0030.01216.45
7.4.150.0110.01116.55
7.4.140.0140.00716.46
7.4.130.0090.01616.41
7.4.120.0100.01016.58
7.4.110.0110.00716.52
7.4.100.0140.00316.50
7.4.90.0070.01016.37
7.4.80.0000.02019.39
7.4.70.0050.01116.50
7.4.60.0120.00616.30
7.4.50.0000.00616.48
7.4.40.0060.00916.24
7.4.30.0070.01016.54
7.4.00.0030.01314.77
7.3.330.0000.00713.18
7.3.320.0060.00013.13
7.3.310.0030.00316.33
7.3.300.0000.00616.12
7.3.290.0120.00516.29
7.3.280.0110.00616.25
7.3.270.0190.00316.35
7.3.260.0060.01116.35
7.3.250.0100.00816.24
7.3.240.0070.01116.41
7.3.230.0090.00916.37
7.3.210.0030.01516.49
7.3.200.0100.00716.17
7.3.190.0090.01216.46
7.3.180.0080.00816.05
7.3.170.0100.00616.30
7.3.160.0100.00716.45
7.3.120.0030.01314.95
7.2.330.0100.00716.74
7.2.320.0090.00616.41
7.2.310.0040.01916.49
7.2.300.0070.01016.67
7.2.290.0120.00616.35
7.2.00.0040.01119.08
7.1.200.0030.00915.76
7.1.100.0240.01217.80
7.1.70.0000.00817.19
7.1.60.0060.01819.30
7.1.50.0100.00316.71
7.1.00.0070.06022.45
7.0.200.0000.00816.50
7.0.140.0030.07322.12
7.0.110.0100.03719.93
7.0.100.0100.03320.07
7.0.90.0100.04719.84
7.0.80.0030.08320.03
7.0.70.0070.06319.95
7.0.60.0100.07020.09
7.0.50.0100.08720.09
7.0.40.0000.06319.70
7.0.30.0070.03319.84
7.0.20.0030.07019.64
7.0.10.0030.05019.67
7.0.00.0100.08019.88
5.6.280.0100.06720.86
5.6.260.0100.05720.51
5.6.250.0130.06320.63
5.6.240.0070.03720.69
5.6.230.0100.06020.69
5.6.220.0100.03320.67
5.6.210.0130.03720.80
5.6.200.0070.08320.62
5.6.190.0070.08020.61
5.6.180.0170.06720.57
5.6.170.0030.08720.61
5.6.160.0130.05020.63
5.6.150.0130.07320.65
5.6.140.0070.07020.45
5.6.130.0030.06320.63
5.6.120.0100.05720.56
5.6.110.0170.07720.69
5.6.100.0130.04720.45
5.6.90.0070.07020.53
5.6.80.0030.04320.03
5.6.70.0070.04019.83
5.6.60.0070.05719.98
5.6.50.0100.04019.84
5.6.40.0030.03019.94
5.6.30.0030.03720.04
5.6.20.0100.03720.04
5.6.10.0030.03720.00
5.6.00.0070.03020.01
5.5.380.0000.04317.44
5.5.370.0070.06317.53
5.5.360.0030.05717.52
5.5.350.0000.06017.55
5.5.340.0070.06717.85
5.5.330.0070.07318.12
5.5.320.0070.03718.02
5.5.310.0230.06717.85
5.5.300.0100.08018.25
5.5.290.0030.07718.09
5.5.280.0030.07718.16
5.5.270.0100.08017.86
5.5.260.0230.06717.84
5.5.250.0030.04318.06
5.5.240.0070.04017.27
5.5.230.0100.03317.50
5.5.220.0030.04717.48
5.5.210.0030.04017.44
5.5.200.0000.03317.12
5.5.190.0000.03317.52
5.5.180.0000.04317.41
5.5.160.0030.03717.48
5.5.150.0030.03317.24
5.5.140.0030.04017.47
5.5.130.0000.03317.60
5.5.120.0000.04017.21
5.5.110.0030.06017.23
5.5.100.0030.08717.28
5.5.90.0070.05017.11
5.5.80.0000.05317.50
5.5.70.0100.07017.40
5.5.60.0100.06717.01
5.5.50.0100.03717.01
5.5.40.0130.05017.13
5.5.30.0100.03317.40
5.5.20.0100.07317.23
5.5.10.0000.04017.48
5.5.00.0030.03717.09
5.4.450.0030.07319.27
5.4.440.0030.05719.47
5.4.430.0100.04319.23
5.4.420.0100.04319.31
5.4.410.0070.04019.19
5.4.400.0030.03719.19
5.4.390.0130.03319.09
5.4.380.0070.04719.04
5.4.370.0030.04018.98
5.4.360.0070.03018.94
5.4.350.0000.04319.00
5.4.340.0070.03019.09
5.4.320.0030.04019.02
5.4.310.0000.03719.23
5.4.300.0000.04319.07
5.4.290.0070.03318.93
5.4.280.0070.07018.93
5.4.270.0030.03719.08
5.4.260.0030.03719.14
5.4.250.0000.06719.09
5.4.240.0030.05319.04
5.4.230.0070.06018.93
5.4.220.0030.08319.24
5.4.210.0030.03719.02
5.4.200.0030.03719.17
5.4.190.0130.04318.99
5.4.180.0130.07019.07
5.4.170.0130.05318.93
5.4.160.0100.05319.10
5.4.150.0130.02719.08
5.4.140.0030.05316.35
5.4.130.0070.05716.48
5.4.120.0170.06016.20
5.4.110.0000.08016.41
5.4.100.0070.03316.39
5.4.90.0070.06316.37
5.4.80.0100.07016.47
5.4.70.0070.09016.39
5.4.60.0030.07316.36
5.4.50.0100.03316.48
5.4.40.0030.03716.55
5.4.30.0070.03316.19
5.4.20.0100.04716.38
5.4.10.0070.07016.48
5.4.00.0130.06015.61
5.3.290.0070.02714.55
5.3.280.0070.07714.67
5.3.270.0030.07714.55
5.3.260.0170.05314.50
5.3.250.0030.06714.52
5.3.240.0100.06714.46
5.3.230.0130.05714.44
5.3.220.0100.07014.56
5.3.210.0070.07014.41
5.3.200.0100.08714.44
5.3.190.0030.07014.63
5.3.180.0000.03714.55
5.3.170.0070.03314.48
5.3.160.0030.06014.46
5.3.150.0030.04714.66
5.3.140.0030.06714.65
5.3.130.0070.05714.42
5.3.120.0030.07714.39
5.3.110.0030.05314.33
5.3.100.0000.05314.10
5.3.90.0030.05014.08
5.3.80.0030.04013.96
5.3.70.0030.03714.09
5.3.60.0030.04313.86
5.3.50.0030.07013.73
5.3.40.0070.06313.88
5.3.30.0100.07013.98
5.3.20.0070.05313.56
5.3.10.0100.02713.55
5.3.00.0070.06713.52
5.2.170.0000.06311.91
5.2.160.0000.04311.91
5.2.150.0070.06711.91
5.2.140.0030.03711.91
5.2.130.0100.03711.91
5.2.120.0000.02711.91
5.2.110.0030.06311.91
5.2.100.0000.05011.91
5.2.90.0030.06011.91
5.2.80.0030.06011.91
5.2.70.0030.06011.91
5.2.60.0030.03011.91
5.2.50.0070.04011.91
5.2.40.0030.02711.91
5.2.30.0000.03711.91
5.2.20.0070.03011.91
5.2.10.0000.04311.91
5.2.00.0000.03011.91
5.1.60.0030.02311.91
5.1.50.0000.02711.91
5.1.40.0100.01711.91
5.1.30.0030.02711.91
5.1.20.0000.02711.91
5.1.10.0000.03011.91
5.1.00.0000.03311.91
5.0.50.0070.01311.91
5.0.40.0000.02011.91
5.0.30.0000.03311.91
5.0.20.0000.01711.91
5.0.10.0000.01711.91
5.0.00.0030.02711.91
4.4.90.0070.02711.91
4.4.80.0030.03711.91
4.4.70.0030.01311.91
4.4.60.0000.02011.91
4.4.50.0000.01711.91
4.4.40.0030.02711.91
4.4.30.0030.01311.91
4.4.20.0030.01011.91
4.4.10.0000.01711.91
4.4.00.0030.02711.91
4.3.110.0070.01011.91
4.3.100.0000.01311.91
4.3.90.0000.01311.91
4.3.80.0000.02311.91
4.3.70.0030.01011.91
4.3.60.0030.01011.91
4.3.50.0030.01011.91
4.3.40.0000.02011.91
4.3.30.0000.01311.91
4.3.20.0000.01311.91
4.3.10.0000.02011.91
4.3.00.0030.01011.91

preferences:
47.48 ms | 400 KiB | 5 Q