3v4l.org

run code in 300+ PHP versions simultaneously
<?php function startsWith($haystack, $needle) { // search backwards starting from haystack length characters from the end return $needle === "" || strrpos($haystack, $needle, -strlen($haystack)) !== FALSE; } $example = array(); $example['variable'] = 'abc'; $nextToBeSet = 'var'; $is_exist = false; foreach($example as $k => $v) { if(startsWith($k, $nextToBeSet)) { $is_exist = true; break; } } if($is_exist) echo 'exists'; else echo 'not exists';

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)
8.5.10.0060.01020.20
8.5.00.0140.00819.93
8.4.160.0140.00723.88
8.4.150.0020.00014.05
8.4.140.0200.00817.28
8.4.130.0120.00917.73
8.4.120.0060.00322.22
8.4.110.0100.00922.16
8.4.100.0050.00617.49
8.4.90.0040.00520.53
8.4.80.0080.01118.86
8.4.70.0090.00920.65
8.4.60.0120.00920.39
8.4.50.0120.00820.59
8.4.40.0160.00317.68
8.4.30.0060.01217.58
8.4.20.0150.00417.46
8.4.10.0100.01017.72
8.3.280.0100.01318.35
8.3.270.0120.00716.61
8.3.260.0060.00516.39
8.3.250.0040.00419.04
8.3.240.0080.00116.50
8.3.230.0060.00416.62
8.3.220.0120.00718.73
8.3.210.0140.00416.56
8.3.200.0040.00516.62
8.3.190.0020.00617.20
8.3.180.0120.00618.72
8.3.170.0140.00617.01
8.3.160.0150.00318.53
8.3.150.0060.00916.43
8.3.140.0060.00316.48
8.3.130.0050.00318.36
8.3.120.0000.01019.06
8.3.110.0080.00020.94
8.3.100.0090.00024.06
8.3.90.0090.00626.77
8.3.80.0090.00017.97
8.3.70.0140.00718.18
8.3.60.0110.00418.07
8.3.50.0060.01323.00
8.3.40.0120.00318.88
8.3.30.0180.00319.21
8.3.20.0040.00420.35
8.3.10.0080.00021.94
8.3.00.0050.00317.93
8.2.290.0080.01116.49
8.2.280.0090.01020.21
8.2.270.0050.01418.36
8.2.260.0050.00317.20
8.2.250.0140.00418.38
8.2.240.0030.01318.71
8.2.230.0070.01022.58
8.2.220.0100.00037.54
8.2.210.0130.00626.77
8.2.200.0000.00916.38
8.2.190.0070.00716.58
8.2.180.0090.00916.75
8.2.170.0180.00322.96
8.2.160.0000.01420.52
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00420.82
8.2.110.0070.00322.16
8.2.100.0080.00317.84
8.2.90.0000.00817.88
8.2.80.0000.00818.73
8.2.70.0000.00817.63
8.2.60.0060.00317.49
8.2.50.0040.00418.07
8.2.40.0000.00819.93
8.2.30.0000.00819.78
8.2.20.0040.00417.75
8.2.10.0070.00018.12
8.2.00.0040.00417.62
8.1.330.0110.00721.92
8.1.320.0120.00717.80
8.1.310.0000.00818.27
8.1.300.0050.00319.68
8.1.290.0030.00630.84
8.1.280.0070.00725.92
8.1.270.0000.00822.24
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0060.00317.78
8.1.230.0070.00419.01
8.1.220.0000.00817.78
8.1.210.0040.00418.77
8.1.200.0040.00417.48
8.1.190.0050.00317.13
8.1.180.0060.00318.10
8.1.170.0000.00818.50
8.1.160.0070.00022.01
8.1.150.0040.00418.88
8.1.140.0040.00417.60
8.1.130.0050.00217.93
8.1.120.0080.00017.44
8.1.110.0070.00017.45
8.1.100.0000.00717.39
8.1.90.0020.00517.38
8.1.80.0050.00217.36
8.1.70.0000.00717.45
8.1.60.0060.00317.47
8.1.50.0000.00917.51
8.1.40.0040.00417.52
8.1.30.0030.00617.73
8.1.20.0030.00517.47
8.1.10.0040.00417.46
8.1.00.0030.00617.52
8.0.300.0070.00018.77
8.0.290.0000.00716.63
8.0.280.0030.00318.38
8.0.270.0040.00416.83
8.0.260.0080.00017.31
8.0.250.0030.00316.87
8.0.240.0030.00316.86
8.0.230.0000.00716.86
8.0.220.0000.00716.80
8.0.210.0030.00516.78
8.0.200.0050.00316.96
8.0.190.0000.00716.86
8.0.180.0030.00516.87
8.0.170.0040.00416.86
8.0.160.0000.00716.81
8.0.150.0000.00716.82
8.0.140.0070.00016.85
8.0.130.0030.00313.32
8.0.120.0000.00716.86
8.0.110.0000.00816.77
8.0.100.0040.00416.71
8.0.90.0060.00317.00
8.0.80.0050.01116.84
8.0.70.0040.00416.73
8.0.60.0000.00716.79
8.0.50.0030.00516.95
8.0.30.0100.00717.34
8.0.20.0080.01517.40
8.0.10.0000.00716.80
8.0.00.0100.00717.02
7.4.330.0060.00015.03
7.4.320.0060.00016.52
7.4.300.0060.00016.45
7.4.290.0030.00316.52
7.4.280.0040.00416.59
7.4.270.0000.00716.43
7.4.260.0060.00316.60
7.4.250.0000.00816.45
7.4.240.0010.00616.54
7.4.230.0070.00016.61
7.4.220.0050.02516.65
7.4.210.0080.00816.59
7.4.200.0000.00716.70
7.4.160.0080.00816.67
7.4.150.0130.01017.40
7.4.140.0110.00917.86
7.4.130.0090.00816.49
7.4.120.0050.01216.49
7.4.110.0110.00516.72
7.4.100.0100.00716.54
7.4.90.0070.01416.60
7.4.80.0070.01119.39
7.4.70.0030.01316.34
7.4.60.0030.01316.43
7.4.50.0030.00316.66
7.4.40.0090.00916.28
7.4.30.0080.00816.55
7.4.00.0060.00614.90
7.3.330.0080.00013.31
7.3.320.0050.00013.19
7.3.310.0030.00316.34
7.3.300.0000.00716.37
7.3.290.0070.00916.31
7.3.280.0070.00916.32
7.3.270.0140.01117.40
7.3.260.0160.00716.38
7.3.250.0130.00816.42
7.3.240.0110.01116.41
7.3.230.0070.01516.40
7.3.210.0070.01016.57
7.3.200.0130.01019.39
7.3.190.0070.01016.66
7.3.180.0060.01016.42
7.3.170.0070.01016.44
7.3.160.0090.00916.55
7.3.120.0040.00714.67
7.3.110.0060.00914.87
7.3.100.0060.00914.98
7.3.90.0030.00614.94
7.3.80.0040.00814.89
7.3.70.0000.01114.93
7.3.60.0030.00714.77
7.3.50.0100.00314.93
7.3.40.0070.00314.66
7.3.30.0030.01014.78
7.3.20.0000.01416.75
7.3.10.0040.01116.48
7.3.00.0030.01016.42
7.2.330.0070.01116.50
7.2.320.0140.00616.68
7.2.310.0110.00616.61
7.2.300.0110.00516.68
7.2.290.0080.01016.73
7.2.240.0090.00615.02
7.2.230.0040.01115.14
7.2.220.0040.01215.00
7.2.210.0000.01214.86
7.2.200.0030.01214.83
7.2.190.0090.00614.84
7.2.180.0000.01514.73
7.2.170.0030.01015.04
7.2.160.0030.01015.00
7.2.150.0060.00916.59
7.2.140.0000.01316.59
7.2.130.0110.00316.86
7.2.120.0030.01416.90
7.2.110.0040.00816.83
7.2.100.0030.01016.56
7.2.90.0060.00616.80
7.2.80.0040.00716.76
7.2.70.0070.00716.97
7.2.60.0060.01016.80
7.2.50.0060.00617.00
7.2.40.0090.00616.92
7.2.30.0060.00916.91
7.2.20.0070.00716.88
7.2.10.0090.00617.02
7.2.00.0060.00917.94
7.1.330.0040.01115.91
7.1.320.0040.01215.61
7.1.310.0060.00615.87
7.1.300.0080.00415.84
7.1.290.0000.01215.54
7.1.280.0070.00715.69
7.1.270.0030.00715.50
7.1.260.0000.01515.92
7.1.250.0030.00915.56
7.1.200.0040.00715.86
7.1.100.0060.00618.27
7.1.70.0000.01017.20
7.1.60.0030.00719.57
7.1.50.0070.01816.95
7.1.00.0030.07722.30
7.0.200.0070.00016.52
7.0.140.0000.04321.96
7.0.60.0030.04720.08
7.0.50.0100.08017.88
7.0.40.0030.05020.09
7.0.30.0200.04020.21
7.0.20.0230.04320.33
7.0.10.0070.08720.15
7.0.00.0030.06720.20
5.6.280.0000.07721.08
5.6.210.0130.07020.63
5.6.200.0070.08018.19
5.6.190.0000.04720.47
5.6.180.0430.07020.39
5.6.170.0270.04720.48
5.6.160.0030.08020.54
5.6.150.0070.03718.28
5.6.140.0030.04018.19
5.6.130.0130.04718.14
5.6.120.0030.08021.05
5.6.110.0030.06720.97
5.6.100.0030.04021.14
5.6.90.0170.06721.00
5.6.80.0130.08020.38
5.5.350.0170.08320.45
5.5.340.0070.08317.92
5.5.330.0030.06020.27
5.5.320.0270.07020.28
5.5.310.0330.07320.23
5.5.300.0070.05017.95
5.5.290.0100.08018.03
5.5.280.0070.05720.88
5.5.270.0130.08020.86
5.5.260.0070.06020.68
5.5.250.0070.08020.68
5.5.240.0030.03720.36
5.4.450.1000.06319.41
5.4.440.0770.06019.38
5.4.430.0100.05319.39
5.4.420.0230.06019.32
5.4.410.0130.07318.81
5.4.400.0170.04718.89
5.4.390.0170.05318.46
5.4.380.0030.06318.61
5.4.370.0900.05718.73
5.4.360.0770.05718.59
5.4.350.0870.06018.75
5.4.340.0900.04318.81
5.4.320.0830.05718.78
5.4.310.0830.05318.54
5.4.300.0970.05318.56
5.4.290.0900.05018.56
5.4.280.0930.05018.78
5.4.270.1000.06318.62
5.4.260.1100.04318.46
5.4.250.0970.05718.52
5.4.240.0800.06018.58
5.4.230.1000.05318.73
5.4.220.0970.05718.73
5.4.210.0800.06318.69
5.4.200.1200.06016.68
5.4.190.1200.03718.50
5.4.180.0930.05718.71
5.4.170.0970.05318.48
5.4.160.1000.05018.45
5.4.150.1030.04318.56
5.4.140.1070.04716.45
5.4.130.0970.05316.17
5.4.120.1000.05016.21
5.4.110.0970.04316.34
5.4.100.1030.05716.35
5.4.90.0900.05716.35
5.4.80.1100.05016.34
5.4.70.1230.04316.22
5.4.60.0900.06316.26
5.4.50.0830.05316.16
5.4.40.1030.04716.14
5.4.30.0930.05016.40
5.4.20.0930.05716.38
5.4.10.1000.04716.24
5.4.00.1000.04315.71
5.3.290.0770.05714.77
5.3.280.0870.05714.65
5.3.270.1030.04314.61
5.3.260.1030.05314.64
5.3.250.1170.04714.60
5.3.240.1200.04314.73
5.3.230.1030.05714.83
5.3.220.1070.04314.61
5.3.210.0870.05714.70
5.3.200.0800.05714.61
5.3.190.0900.05714.58
5.3.180.1030.05314.59
5.3.170.1170.05314.56
5.3.160.0970.05314.60
5.3.150.1000.05314.59
5.3.140.1030.05014.58
5.3.130.0730.05314.54
5.3.120.0930.04014.76
5.3.110.0930.06014.57
5.3.100.0700.06014.26
5.3.90.1100.04014.24
5.3.80.0730.05714.08
5.3.70.0700.05714.14
5.3.60.0800.04714.07
5.3.50.0770.05013.95
5.3.40.0770.05313.98
5.3.30.0730.05013.94
5.3.20.0900.04313.77
5.3.10.1030.04013.77
5.3.00.0970.05313.63
5.2.170.0900.03311.13
5.2.160.0830.04311.20
5.2.150.0670.05011.17
5.2.140.0630.03311.18
5.2.130.0870.03311.08
5.2.120.0870.03311.20
5.2.110.0600.05011.32
5.2.100.0670.03711.09
5.2.90.0830.04011.18
5.2.80.0730.05011.08
5.2.70.0870.03711.32
5.2.60.0800.04011.15
5.2.50.0770.04011.15
5.2.40.0730.04011.12
5.2.30.0700.03711.10
5.2.20.0530.04311.16
5.2.10.0630.04310.97
5.2.00.0600.04310.77
5.1.60.0470.04010.11
5.1.50.0400.03310.02
5.1.40.0800.03310.11
5.1.30.0630.03310.51
5.1.20.0770.03010.56
5.1.10.0730.03710.27
5.1.00.0870.02710.16
5.0.50.0370.0308.55
5.0.40.0400.0238.52
5.0.30.0200.0508.36
5.0.20.0300.0208.18
5.0.10.0370.0278.18
5.0.00.0300.0438.35
4.4.90.0370.0175.89
4.4.80.0300.0235.87
4.4.70.0300.0275.98
4.4.60.0270.0236.01
4.4.50.0170.0235.91
4.4.40.0370.0305.90
4.4.30.0370.0205.89
4.4.20.0300.0235.95
4.4.10.0230.0275.99
4.4.00.0370.0375.93
4.3.110.0370.0235.86
4.3.100.0230.0235.84
4.3.90.0300.0175.84
4.3.80.0330.0335.79
4.3.70.0330.0205.83
4.3.60.0330.0235.88
4.3.50.0270.0235.77
4.3.40.0270.0375.75
4.3.30.0100.0274.69
4.3.20.0130.0174.61
4.3.10.0100.0274.49
4.3.00.0200.0236.75

preferences:
169.49 ms | 403 KiB | 5 Q