3v4l.org

run code in 300+ PHP versions simultaneously
<?php function in_string($needle, $haystack, $insensitive = false) { if ($insensitive) { return false !== stristr($haystack, $needle); } else { return false !== strpos($haystack, $needle); } } $needle = 'as'; $haystack = 'This is my assessment.'; var_dump(in_string($needle, $haystack, true)); var_dump(in_string(strtoupper($needle), $haystack, true)); var_dump(in_string($needle, $haystack, false)); var_dump(in_string(strtoupper($needle), $haystack, false));

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)
8.3.60.0100.01018.53
8.3.50.0070.01421.14
8.3.40.0130.00318.71
8.3.30.0100.00320.32
8.3.20.0000.00718.56
8.3.10.0050.00321.15
8.3.00.0080.00022.58
8.2.180.0140.00316.50
8.2.170.0070.00722.96
8.2.160.0100.00320.52
8.2.150.0050.00324.18
8.2.140.0040.00724.66
8.2.130.0040.00426.16
8.2.120.0040.00420.75
8.2.110.0050.00520.52
8.2.100.0120.00017.65
8.2.90.0040.00419.05
8.2.80.0030.00517.97
8.2.70.0030.00617.36
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0040.00418.17
8.2.30.0000.00719.54
8.2.20.0070.00017.63
8.2.10.0040.00417.76
8.2.00.0000.00717.68
8.1.270.0060.00323.99
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0030.00623.79
8.1.230.0040.00821.03
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0030.00617.23
8.1.190.0040.00417.27
8.1.180.0040.00418.10
8.1.170.0000.00818.57
8.1.160.0070.00018.85
8.1.150.0040.00418.50
8.1.140.0070.00417.44
8.1.130.0070.00017.86
8.1.120.0000.00817.41
8.1.110.0020.00517.30
8.1.100.0040.00417.43
8.1.90.0040.00417.27
8.1.80.0030.00317.33
8.1.70.0000.00717.32
8.1.60.0030.00617.49
8.1.50.0030.00517.45
8.1.40.0040.00417.58
8.1.30.0040.00417.54
8.1.20.0000.00917.52
8.1.10.0040.00417.33
8.1.00.0000.00917.47
8.0.300.0070.00018.77
8.0.290.0070.00016.75
8.0.280.0040.00418.30
8.0.270.0000.00717.22
8.0.260.0070.00016.73
8.0.250.0000.00716.92
8.0.240.0040.00416.89
8.0.230.0000.00716.80
8.0.220.0000.00716.92
8.0.210.0080.00016.74
8.0.200.0030.00616.87
8.0.190.0040.00416.75
8.0.180.0000.00716.91
8.0.170.0040.00416.88
8.0.160.0050.00216.88
8.0.150.0050.00316.75
8.0.140.0000.00716.69
8.0.130.0060.00013.29
8.0.120.0040.00416.68
8.0.110.0000.00716.87
8.0.100.0040.00416.83
8.0.90.0000.00716.86
8.0.80.0090.00616.84
8.0.70.0000.00816.69
8.0.60.0050.00316.86
8.0.50.0040.00416.91
8.0.30.0130.00617.07
8.0.20.0160.00417.40
8.0.10.0000.00817.00
8.0.00.0060.01116.79
7.4.330.0020.00216.78
7.4.320.0050.00216.65
7.4.300.0000.00716.51
7.4.290.0000.00716.62
7.4.280.0050.00216.62
7.4.270.0030.00316.53
7.4.260.0000.00613.32
7.4.250.0000.00816.49
7.4.240.0030.00516.50
7.4.230.0030.00316.38
7.4.220.0060.01216.55
7.4.210.0090.00816.64
7.4.200.0030.00316.61
7.4.190.0000.00716.68
7.4.160.0030.01316.62
7.4.150.0090.00917.40
7.4.140.0130.01017.86
7.4.130.0070.01016.47
7.4.120.0120.00616.65
7.4.110.0110.01116.52
7.4.100.0090.00816.35
7.4.90.0160.00316.59
7.4.80.0070.01419.39
7.4.70.0200.00316.55
7.4.60.0180.00316.49
7.4.50.0040.00416.66
7.4.40.0030.01322.77
7.4.30.0100.00616.45
7.4.00.0080.00815.17
7.3.330.0050.00013.09
7.3.320.0020.00213.12
7.3.310.0030.00316.10
7.3.300.0030.00316.24
7.3.290.0040.01516.27
7.3.280.0090.01016.27
7.3.270.0080.00817.40
7.3.260.0090.01218.24
7.3.250.0050.01216.46
7.3.240.0170.00016.57
7.3.230.0060.00916.39
7.3.210.0060.00916.29
7.3.200.0130.00919.39
7.3.190.0090.01216.34
7.3.180.0060.01016.50
7.3.170.0120.00316.28
7.3.160.0160.00616.45
7.3.120.0050.01214.83
7.3.110.0090.00414.83
7.3.100.0070.00814.89
7.3.90.0090.00514.87
7.3.80.0060.00814.57
7.3.70.0080.00514.86
7.3.60.0090.00514.86
7.3.50.0100.00114.83
7.3.40.0040.00714.71
7.3.30.0040.00914.83
7.3.20.0100.00516.55
7.3.10.0030.00916.57
7.3.00.0070.00616.62
7.2.330.0150.00616.67
7.2.320.0160.00816.64
7.2.310.0070.01116.41
7.2.300.0060.01016.66
7.2.290.0060.00916.27
7.2.250.0100.01015.16
7.2.240.0030.01414.99
7.2.230.0040.00915.08
7.2.220.0080.00515.08
7.2.210.0050.01114.87
7.2.200.0030.01214.86
7.2.190.0080.00414.83
7.2.180.0020.00914.89
7.2.170.0070.00614.79
7.2.160.0030.00614.84
7.2.150.0040.00816.64
7.2.140.0090.00316.82
7.2.130.0060.00616.73
7.2.120.0090.00316.91
7.2.110.0030.00916.90
7.2.100.0090.00316.51
7.2.90.0090.00316.79
7.2.80.0060.00616.50
7.2.70.0060.00616.79
7.2.60.0060.00616.80
7.2.50.0090.00316.66
7.2.40.0030.00916.98
7.2.30.0090.00316.86
7.2.20.0000.01016.82
7.2.10.0000.01016.93
7.2.00.0020.01118.03
7.1.330.0040.00815.93
7.1.320.0070.00515.65
7.1.310.0090.00515.88
7.1.300.0030.00715.71
7.1.290.0100.00315.84
7.1.280.0080.00715.75
7.1.270.0060.00815.77
7.1.260.0040.01015.65
7.1.250.0080.00315.87
7.1.100.0080.00417.75
7.1.70.0030.00917.08
7.1.60.0130.01319.17
7.1.50.0170.00717.11
7.1.00.0000.03722.28
7.0.200.0000.00816.79
7.0.140.0070.07021.93
7.0.100.0070.06019.87
7.0.90.0130.04019.89
7.0.80.0070.03719.97
7.0.70.0070.03319.93
7.0.60.0000.09019.96
7.0.50.0070.04320.27
7.0.40.0030.04320.04
7.0.30.0030.04320.13
7.0.20.0030.04320.04
7.0.10.0030.08320.12
7.0.00.0000.04720.04
5.6.280.0030.07320.85
5.6.250.0100.04020.57
5.6.240.0100.04020.67
5.6.230.0000.03720.66
5.6.220.0030.04720.71
5.6.210.0030.06020.75
5.6.200.0070.04321.09
5.6.190.0070.04021.11
5.6.180.0070.04321.04
5.6.170.0000.04321.02
5.6.160.0030.04720.99
5.6.150.0030.04321.04
5.6.140.0030.03321.02
5.6.130.0070.04021.05
5.6.120.0170.03021.11
5.6.110.0070.04021.16
5.6.100.0100.03021.01
5.6.90.0000.04021.07
5.6.80.0030.03320.36
5.6.70.0030.04020.32
5.6.60.0070.03020.39
5.6.50.0000.08720.34
5.6.40.0130.06320.40
5.6.30.0030.07020.45
5.6.20.0170.06720.43
5.6.10.0030.04720.36
5.6.00.0000.06720.47
5.5.380.0030.03320.37
5.5.370.0070.04020.40
5.5.360.0070.03720.38
5.5.350.0070.05320.47
5.5.340.0000.04320.76
5.5.330.0100.03720.83
5.5.320.0030.04320.79
5.5.310.0070.04020.63
5.5.300.0070.04020.90
5.5.290.0100.02720.84
5.5.280.0070.04020.88
5.5.270.0000.05020.84
5.5.260.0000.03720.88
5.5.250.0000.04320.64
5.5.240.0100.02720.27
5.5.230.0030.03320.11
5.5.220.0030.05320.13
5.5.210.0130.06020.11
5.5.200.0100.05020.19
5.5.190.0030.04020.22
5.5.180.0030.03720.22
5.5.160.0030.04320.16
5.5.150.0030.08320.18
5.5.140.0070.04020.18
5.5.130.0030.03720.14
5.5.120.0200.06320.15
5.5.110.0030.06720.20
5.5.100.0000.04320.14
5.5.90.0070.06020.15
5.5.80.0130.05720.07
5.5.70.0070.06020.05
5.5.60.0000.05320.06
5.5.50.0130.07020.17
5.5.40.0030.08320.15
5.5.30.0030.05020.05
5.5.20.0030.07320.15
5.5.10.0100.05020.05
5.5.00.0030.04720.00
5.4.450.0030.04719.56
5.4.440.0070.03019.20
5.4.430.0070.03319.39
5.4.420.0000.04319.46
5.4.410.0070.03719.32
5.4.400.0000.03319.13
5.4.390.0000.04318.85
5.4.380.0000.03319.23
5.4.370.0070.05018.91
5.4.360.0100.07018.85
5.4.350.0070.06019.21
5.4.340.0070.05019.09
5.4.320.0070.05318.84
5.4.310.0030.07019.15
5.4.300.0100.08019.19
5.4.290.0030.07719.20
5.4.280.0030.05319.03
5.4.270.0130.03018.98
5.4.260.0070.06718.87
5.4.250.0070.06019.22
5.4.240.0030.06018.84
5.4.230.0030.03719.04
5.4.220.0100.06719.04
5.4.210.0070.04319.02
5.4.200.0100.07319.17
5.4.190.0070.07018.94
5.4.180.0100.04019.11
5.4.170.0030.04718.87
5.4.160.0130.03019.16
5.4.150.0100.05319.10
5.4.140.0100.06716.41
5.4.130.0030.05016.40
5.4.120.0030.04016.37
5.4.110.0100.07016.49
5.4.100.0100.03016.27
5.4.90.0070.07016.47
5.4.80.0070.07316.31
5.4.70.0100.05716.43
5.4.60.0070.06316.41
5.4.50.0100.04016.24
5.4.40.0030.07016.30
5.4.30.0030.08316.32
5.4.20.0030.04316.38
5.4.10.0000.06016.31
5.4.00.0100.04715.85
5.3.290.0000.05314.64
5.3.280.0070.05314.73
5.3.270.0030.04714.53
5.3.260.0100.06014.59
5.3.250.0030.07314.66
5.3.240.0030.04714.73
5.3.230.0170.07014.66
5.3.220.0030.05314.68
5.3.210.0030.06314.57
5.3.200.0030.05014.68
5.3.190.0070.06014.58
5.3.180.0030.06014.49
5.3.170.0070.05714.63
5.3.160.0030.04314.51
5.3.150.0100.07314.49
5.3.140.0100.04014.71
5.3.130.0100.05314.62
5.3.120.0170.04314.63
5.3.110.0000.04014.61
5.3.100.0070.07314.13
5.3.90.0070.03714.07
5.3.80.0030.05313.92
5.3.70.0070.06314.03
5.3.60.0030.04714.06
5.3.50.0070.05313.90
5.3.40.0030.03713.92
5.3.30.0100.03013.80
5.3.20.0000.04013.83
5.3.10.0030.03713.57
5.3.00.0000.05713.68
5.2.170.0000.04712.59
5.2.160.0070.04012.59
5.2.150.0070.02712.59
5.2.140.0070.03312.59
5.2.130.0000.03312.59
5.2.120.0030.03312.59
5.2.110.0030.06312.59
5.2.100.0030.04012.59
5.2.90.0030.05712.59
5.2.80.0070.05312.59
5.2.70.0030.06012.59
5.2.60.0030.04312.59
5.2.50.0030.03312.59
5.2.40.0100.05312.59
5.2.30.0030.03712.59
5.2.20.0030.02712.59
5.2.10.0130.05012.59
5.2.00.0000.04012.59
5.1.60.0070.02012.59
5.1.50.0030.02312.59
5.1.40.0030.03012.59
5.1.30.0000.04012.59
5.1.20.0070.05012.59
5.1.10.0070.02312.59
5.1.00.0030.03712.59
5.0.50.0000.02312.59
5.0.40.0070.01712.59
5.0.30.0070.03012.59
5.0.20.0030.02012.59
5.0.10.0030.02312.59
5.0.00.0030.05712.59
4.4.90.0000.02012.59
4.4.80.0030.01712.59
4.4.70.0030.02012.59
4.4.60.0030.03312.59
4.4.50.0000.01712.59
4.4.40.0070.02012.59
4.4.30.0030.01312.59
4.4.20.0000.01712.59
4.4.10.0030.01312.59
4.4.00.0000.05012.59
4.3.110.0030.03012.59
4.3.100.0000.01712.59
4.3.90.0030.02312.59
4.3.80.0030.04312.59
4.3.70.0030.03712.59
4.3.60.0030.03012.59
4.3.50.0070.02312.59
4.3.40.0030.05012.59
4.3.30.0030.02712.59
4.3.20.0000.02712.59
4.3.10.0030.03312.59
4.3.00.0000.02712.59

preferences:
71.04 ms | 400 KiB | 5 Q