3v4l.org

run code in 300+ PHP versions simultaneously
<?php $utf8string = "\n3D打印第一互动平台-----南极熊3D打印网www.nanjixiong.com"; $var = '3D打印第一互动平台-----南极熊3D打印网www.nanjixiong.com'; $pos = strpos($utf8string, $var); if ($pos!==false) { echo substr($utf8string, 0, $pos); }

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)
8.3.60.0110.00418.55
8.3.50.0140.00722.06
8.3.40.0100.01018.79
8.3.30.0070.01418.96
8.3.20.0040.00420.30
8.3.10.0040.00420.38
8.3.00.0040.00419.38
8.2.180.0040.01216.38
8.2.170.0100.00722.96
8.2.160.0130.00620.53
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0000.00826.16
8.2.120.0000.00822.22
8.2.110.0060.00320.40
8.2.100.0060.00617.97
8.2.90.0050.00319.17
8.2.80.0040.00417.97
8.2.70.0030.00517.38
8.2.60.0070.00417.91
8.2.50.0000.00818.07
8.2.40.0040.00419.88
8.2.30.0080.00018.01
8.2.20.0040.00417.55
8.2.10.0070.00018.10
8.2.00.0000.00717.68
8.1.280.0100.00725.92
8.1.270.0060.00323.98
8.1.260.0080.00026.35
8.1.250.0030.00328.09
8.1.240.0060.00323.74
8.1.230.0070.00319.01
8.1.220.0040.00417.78
8.1.210.0080.00018.77
8.1.200.0060.00317.11
8.1.190.0040.00417.23
8.1.180.0020.00518.10
8.1.170.0000.00818.41
8.1.160.0000.00821.89
8.1.150.0040.00418.78
8.1.140.0040.00417.41
8.1.130.0040.00417.69
8.1.120.0000.00717.43
8.1.110.0040.00417.44
8.1.100.0030.00517.32
8.1.90.0030.00417.43
8.1.80.0030.00317.40
8.1.70.0030.00317.33
8.1.60.0090.00017.40
8.1.50.0040.00417.44
8.1.40.0030.00617.50
8.1.30.0080.00017.50
8.1.20.0050.00217.48
8.1.10.0080.00017.42
8.1.00.0000.00717.48
8.0.300.0070.00018.77
8.0.290.0030.00316.75
8.0.280.0040.00418.36
8.0.270.0030.00317.26
8.0.260.0000.00617.21
8.0.250.0000.00716.86
8.0.240.0030.00316.93
8.0.230.0040.00416.85
8.0.220.0060.00016.81
8.0.210.0070.00016.84
8.0.200.0030.00316.81
8.0.190.0040.00416.80
8.0.180.0040.00416.78
8.0.170.0050.00316.80
8.0.160.0000.00716.77
8.0.150.0030.00316.74
8.0.140.0050.00216.68
8.0.130.0030.00313.27
8.0.120.0040.00416.68
8.0.110.0000.00816.66
8.0.100.0050.00316.67
8.0.90.0070.00016.71
8.0.80.0100.01316.78
8.0.70.0000.00716.77
8.0.60.0040.00416.68
8.0.50.0050.00316.87
8.0.30.0090.00917.05
8.0.20.0100.00917.40
8.0.10.0040.00316.82
8.0.00.0110.00616.88
7.4.330.0050.00015.01
7.4.320.0000.00616.52
7.4.300.0030.00316.50
7.4.290.0000.00716.51
7.4.280.0000.00716.43
7.4.270.0030.00316.52
7.4.260.0040.00416.43
7.4.250.0030.00616.57
7.4.240.0030.00516.50
7.4.230.0030.00316.40
7.4.220.0090.00916.71
7.4.210.0060.01016.54
7.4.200.0000.00716.52
7.4.160.0090.00616.31
7.4.150.0090.00917.40
7.4.140.0070.01117.86
7.4.130.0120.00716.49
7.4.120.0080.01116.47
7.4.110.0000.01716.52
7.4.100.0060.01416.55
7.4.90.0120.00916.41
7.4.80.0070.01119.39
7.4.70.0100.01016.52
7.4.60.0030.01316.59
7.4.50.0040.00416.52
7.4.40.0100.00616.31
7.4.30.0090.00816.54
7.4.00.0030.01415.00
7.3.330.0000.00613.03
7.3.320.0000.00513.04
7.3.310.0040.00416.25
7.3.300.0030.00316.26
7.3.290.0110.00316.23
7.3.280.0080.01116.20
7.3.270.0090.00917.40
7.3.260.0080.00816.24
7.3.250.0070.00916.42
7.3.240.0130.00316.29
7.3.230.0110.00616.43
7.3.210.0100.00716.09
7.3.200.0030.01419.39
7.3.190.0110.00516.59
7.3.180.0100.00916.46
7.3.170.0100.00616.32
7.3.160.0100.01016.28
7.2.330.0140.01016.66
7.2.320.0100.01316.50
7.2.310.0140.00616.64
7.2.300.0060.01016.60
7.2.290.0070.01016.36
7.2.00.0070.01019.30
7.1.100.0070.00718.23
7.1.70.0030.00717.10
7.1.60.0000.01319.32
7.1.50.0140.01016.89
7.1.00.0000.08022.35
7.0.200.0000.01016.92
7.0.140.0100.07022.09
7.0.60.0030.09019.99
7.0.50.0000.06017.89
7.0.40.0100.08320.35
7.0.30.0330.05320.00
7.0.20.0330.04720.13
7.0.10.0030.05020.16
7.0.00.0070.09020.31
5.6.280.0070.07020.90
5.6.210.0130.08020.64
5.6.200.0070.07718.11
5.6.190.0030.08020.42
5.6.180.0370.08320.59
5.6.170.0400.04720.46
5.6.160.0070.04020.37
5.6.150.0070.08018.12
5.6.140.0200.06718.16
5.6.130.0070.08018.21
5.6.120.0070.03720.98
5.6.110.0200.07321.04
5.6.100.0030.05721.06
5.6.90.0070.08721.10
5.6.80.0070.07720.50
5.5.350.0200.08020.44
5.5.340.0030.04717.98
5.5.330.0100.08320.29
5.5.320.0430.07020.13
5.5.310.0270.06020.30
5.5.300.0030.04017.95
5.5.290.0100.07317.95
5.5.280.0030.04320.76
5.5.270.0030.05020.76
5.5.260.0170.07720.79
5.5.250.0030.04320.68
5.5.240.0170.05720.32
5.4.450.1430.03019.55
5.4.440.0770.06319.10
5.4.430.1130.05319.13
5.4.420.0670.00019.47
5.4.410.0630.00019.32
5.4.400.0630.00019.19
5.4.390.0670.00019.06
5.4.380.0630.00019.13
5.4.370.0600.00018.97
5.4.360.0600.00019.07
5.4.350.0730.00019.05
5.4.340.0600.00019.18
5.4.320.0040.03812.45
5.4.310.0070.03712.45
5.4.300.0050.03712.46
5.4.290.0080.03712.45
5.4.280.0080.03412.35
5.4.270.0070.03712.35
5.4.260.0060.03812.35
5.4.250.0070.03712.35
5.4.240.0070.04312.35
5.4.230.0040.04212.34
5.4.220.0050.03812.34
5.4.210.0080.03312.34
5.4.200.0080.03712.34
5.4.190.0070.03512.34
5.4.180.0040.03812.34
5.4.170.0080.03412.35
5.4.160.0050.03712.35
5.4.150.0040.04012.34
5.4.140.0040.03812.02
5.4.130.0090.03612.01
5.4.120.0050.03511.97
5.4.110.0070.03411.96
5.4.100.0040.04011.97
5.4.90.0060.03711.96
5.4.80.0050.03811.96
5.4.70.0070.03311.96
5.4.60.0040.03711.96
5.4.50.0030.03811.96
5.4.40.0040.04011.95
5.4.30.0080.03611.95
5.4.20.0090.03611.95
5.4.10.0090.03111.95
5.4.00.0070.03411.43
5.3.290.0050.04012.80
5.3.280.0070.03712.71
5.3.270.0050.03912.72
5.3.260.0040.04112.72
5.3.250.0060.03712.72
5.3.240.0050.03812.72
5.3.230.0050.04512.71
5.3.220.0080.03512.68
5.3.210.0050.04012.68
5.3.200.0080.03412.68
5.3.190.0070.03712.67
5.3.180.0070.03512.68
5.3.170.0030.03912.67
5.3.160.0070.03812.67
5.3.150.0090.04312.67
5.3.140.0080.03412.66
5.3.130.0070.03712.66
5.3.120.0060.03712.66
5.3.110.0040.04012.66
5.3.100.0060.03512.12
5.3.90.0030.03812.09
5.3.80.0050.03712.08
5.3.70.0030.03912.07
5.3.60.0080.03912.07
5.3.50.0100.03712.00
5.3.40.0060.04112.00
5.3.30.0060.04611.94
5.3.20.0060.04911.72
5.3.10.0080.03111.69
5.3.00.0030.03811.68
5.2.170.0030.0329.18
5.2.160.0040.0299.18
5.2.150.0040.0319.18
5.2.140.0040.0319.17
5.2.130.0050.0289.13
5.2.120.0030.0299.13
5.2.110.0040.0299.14
5.2.100.0040.0289.14
5.2.90.0060.0279.14
5.2.80.0080.0289.13
5.2.70.0050.0299.13
5.2.60.0060.0429.09
5.2.50.0040.0339.06
5.2.40.0030.0319.04
5.2.30.0060.0289.01
5.2.20.0070.0269.00
5.2.10.0070.0258.91
5.2.00.0060.0308.78
5.1.60.0020.0268.06
5.1.50.0050.0238.05
5.1.40.0060.0228.04
5.1.30.0040.0258.39
5.1.20.0040.0268.41
5.1.10.0060.0238.13
5.1.00.0040.0258.14
5.0.50.0040.0196.62
5.0.40.0040.0186.47
5.0.30.0060.0286.29
5.0.20.0050.0236.25
5.0.10.0010.0226.23
5.0.00.0040.0306.23
4.4.90.0030.0224.78
4.4.80.0030.0154.76
4.4.70.0030.0154.76
4.4.60.0020.0184.75
4.4.50.0040.0184.77
4.4.40.0020.0264.71
4.4.30.0020.0164.76
4.4.20.0010.0184.84
4.4.10.0030.0154.85
4.4.00.0040.0234.76
4.3.110.0030.0234.67
4.3.100.0050.0174.67
4.3.90.0010.0164.64
4.3.80.0020.0264.59
4.3.70.0020.0144.63
4.3.60.0000.0174.63
4.3.50.0030.0154.63
4.3.40.0030.0234.54
4.3.30.0010.0173.29
4.3.20.0020.0163.26
4.3.10.0020.0203.21
4.3.00.0230.01716.51

preferences:
41.61 ms | 401 KiB | 5 Q