3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = "ab"; $s1 = "cAbfAbe"; $s2 = stristr($s1,$s); echo $s2."\n"; echo substr($s2,0,count($s)+1); echo "\n"; echo str_ireplace($s,$s,$s1);

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)
8.3.60.0160.00318.55
8.3.50.0110.00522.09
8.3.40.0070.01118.84
8.3.30.0120.00319.09
8.3.20.0080.00020.21
8.3.10.0040.00422.02
8.3.00.0080.00022.44
8.2.180.0120.00616.88
8.2.170.0060.00922.96
8.2.160.0090.00620.89
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0040.00419.36
8.2.110.0140.00622.44
8.2.100.0070.00417.78
8.2.90.0040.00419.23
8.2.80.0040.00418.16
8.2.70.0050.00317.63
8.2.60.0050.00317.80
8.2.50.0050.00318.07
8.2.40.0000.00718.34
8.2.30.0070.00017.99
8.2.20.0040.00417.76
8.2.10.0050.00319.50
8.2.00.0030.00517.67
8.1.280.0160.00625.92
8.1.270.0070.00024.02
8.1.260.0040.00426.35
8.1.250.0120.00628.09
8.1.240.0050.00523.76
8.1.230.0040.00819.10
8.1.220.0040.00417.77
8.1.210.0050.00318.77
8.1.200.0090.00317.35
8.1.190.0040.00417.52
8.1.180.0050.00318.10
8.1.170.0080.00018.56
8.1.160.0000.00721.91
8.1.150.0040.00418.74
8.1.140.0070.00017.45
8.1.130.0000.00817.91
8.1.120.0070.00017.52
8.1.110.0000.00717.37
8.1.100.0070.00017.34
8.1.90.0070.00017.38
8.1.80.0050.00217.48
8.1.70.0040.00417.42
8.1.60.0000.00817.58
8.1.50.0060.00317.53
8.1.40.0040.00417.54
8.1.30.0030.00617.68
8.1.20.0000.00717.69
8.1.10.0040.00417.52
8.1.00.0000.00717.41
8.0.300.0000.00718.77
8.0.290.0040.00417.16
8.0.280.0030.00318.52
8.0.270.0030.00316.87
8.0.260.0000.00716.78
8.0.250.0030.00317.04
8.0.240.0070.00016.92
8.0.230.0040.00417.02
8.0.220.0030.00316.94
8.0.210.0000.00716.92
8.0.200.0030.00316.87
8.0.190.0000.00817.00
8.0.180.0080.00016.87
8.0.170.0080.00017.05
8.0.160.0050.00216.89
8.0.150.0040.00716.94
8.0.140.0000.00716.84
8.0.130.0000.00613.37
8.0.120.0000.00816.82
8.0.110.0040.00416.90
8.0.100.0060.00316.91
8.0.90.0040.00416.78
8.0.80.0040.01116.93
8.0.70.0020.00516.83
8.0.60.0000.00716.89
8.0.50.0000.00816.72
8.0.30.0100.00917.04
8.0.20.0170.00217.40
8.0.10.0000.00717.09
8.0.00.0080.01016.73
7.4.330.0050.00015.09
7.4.320.0040.00416.62
7.4.300.0030.00316.41
7.4.290.0040.00416.58
7.4.280.0070.00016.63
7.4.270.0070.00316.51
7.4.260.0040.00416.58
7.4.250.0040.00416.45
7.4.240.0050.00316.55
7.4.230.0000.00716.66
7.4.220.0150.00416.68
7.4.210.0080.00716.58
7.4.200.0030.00316.69
7.4.190.0070.00016.66
7.4.160.0060.00916.50
7.4.150.0130.00417.40
7.4.140.0100.00817.86
7.4.130.0130.00616.57
7.4.120.0130.00516.50
7.4.110.0100.01016.65
7.4.100.0070.01116.69
7.4.90.0150.00416.73
7.4.80.0140.00319.39
7.4.70.0130.00316.59
7.4.60.0070.01016.48
7.4.50.0030.00316.65
7.4.40.0030.01222.77
7.4.30.0130.00316.39
7.4.00.0110.00514.93
7.3.330.0000.00513.12
7.3.320.0000.00613.26
7.3.310.0040.00416.18
7.3.300.0040.00316.34
7.3.290.0060.01216.31
7.3.280.0130.00516.25
7.3.270.0060.01717.40
7.3.260.0130.01316.35
7.3.250.0090.01016.30
7.3.240.0150.00316.30
7.3.230.0090.00616.43
7.3.210.0130.00316.49
7.3.200.0110.00919.39
7.3.190.0030.01316.45
7.3.180.0030.01216.53
7.3.170.0160.00016.38
7.3.160.0130.00316.41
7.3.120.0070.00514.79
7.3.110.0040.01414.58
7.3.100.0070.01115.00
7.3.90.0000.01415.08
7.3.80.0030.01114.68
7.3.70.0070.00314.76
7.3.60.0060.00614.55
7.3.50.0000.01514.58
7.3.40.0070.01114.65
7.3.30.0050.00514.83
7.3.20.0130.00316.47
7.3.10.0060.00616.62
7.3.00.0090.00516.34
7.2.330.0190.01016.50
7.2.320.0140.01016.53
7.2.310.0130.01016.71
7.2.300.0110.00716.66
7.2.290.0120.00816.72
7.2.250.0030.01514.84
7.2.240.0060.01315.08
7.2.230.0100.00314.82
7.2.220.0120.00015.07
7.2.210.0000.01415.27
7.2.200.0000.01015.24
7.2.190.0060.00915.02
7.2.180.0040.01115.10
7.2.170.0060.00914.84
7.2.160.0120.00415.14
7.2.150.0120.00317.02
7.2.140.0090.00617.04
7.2.130.0070.00516.86
7.2.120.0040.00716.78
7.2.110.0050.00916.80
7.2.100.0070.00716.81
7.2.90.0080.00816.95
7.2.80.0080.00817.07
7.2.70.0080.00716.85
7.2.60.0050.00916.80
7.2.50.0070.00716.67
7.2.40.0070.00916.83
7.2.30.0030.01016.98
7.2.20.0080.00616.99
7.2.10.0050.01116.77
7.2.00.0040.01017.79
7.1.330.0060.00315.65
7.1.320.0060.00615.87
7.1.310.0090.00315.65
7.1.300.0070.00715.77
7.1.290.0070.01115.66
7.1.280.0060.00615.76
7.1.270.0060.00615.51
7.1.260.0000.00815.73
7.1.250.0060.00715.67
7.1.240.0040.00915.59
7.1.230.0040.00915.56
7.1.220.0090.00215.74
7.1.210.0050.00715.60
7.1.200.0100.00915.66
7.1.190.0070.00715.64
7.1.180.0040.00415.73
7.1.170.0030.00815.77
7.1.160.0110.00615.73
7.1.150.0020.01115.62
7.1.140.0050.01015.61
7.1.130.0050.00715.62
7.1.120.0110.00315.60
7.1.110.0040.00715.72
7.1.100.0070.00516.54
7.1.90.0080.00615.57
7.1.80.0060.00815.81
7.1.70.0060.00616.17
7.1.60.0060.00917.13
7.1.50.0120.00316.17
7.1.40.0060.00815.88
7.1.30.0090.00815.79
7.1.20.0060.01215.71
7.1.10.0110.00715.64
7.1.00.0040.03217.94
7.0.330.0040.00715.55
7.0.320.0050.00515.47
7.0.310.0100.00215.28
7.0.300.0070.00715.30
7.0.290.0000.01215.19
7.0.280.0080.00415.41
7.0.270.0080.00515.22
7.0.260.0040.00615.30
7.0.250.0100.00315.51
7.0.240.0020.01015.42
7.0.230.0070.00315.15
7.0.220.0040.00715.18
7.0.210.0050.00915.20
7.0.200.0070.00715.77
7.0.190.0100.00515.27
7.0.180.0100.00715.30
7.0.170.0050.00915.34
7.0.160.0070.01115.35
7.0.150.0050.00715.25
7.0.140.0040.03717.51
7.0.130.0060.00715.50
7.0.120.0030.00915.27
7.0.110.0080.00315.41
7.0.100.0050.03116.86
7.0.90.0080.02616.93
7.0.80.0060.02716.84
7.0.70.0100.02716.78
7.0.60.0070.03016.97
7.0.50.0090.01917.01
7.0.40.0070.02315.61
7.0.30.0050.03315.73
7.0.20.0040.03315.66
7.0.10.0110.02615.63
7.0.00.0060.03115.63
5.6.400.0070.00714.31
5.6.390.0060.01014.13
5.6.380.0050.00814.14
5.6.370.0070.00814.26
5.6.360.0020.01214.14
5.6.350.0050.00814.04
5.6.340.0050.00414.35
5.6.330.0100.00314.24
5.6.320.0030.00914.33
5.6.310.0070.00614.28
5.6.300.0080.00614.26
5.6.290.0040.00914.26
5.6.280.0040.03116.59
5.6.270.0090.00314.11
5.6.260.0040.00714.22
5.6.250.0070.03116.36
5.6.240.0050.02316.24
5.6.230.0040.03316.36
5.6.220.0000.03816.50
5.6.210.0070.02016.24
5.6.200.0040.03716.54
5.6.190.0090.02916.54
5.6.180.0030.03516.52
5.6.170.0030.02416.45
5.6.160.0110.02716.55
5.6.150.0050.02116.61
5.6.140.0090.02616.37
5.6.130.0060.02116.39
5.6.120.0080.01716.49
5.6.110.0050.02316.59
5.6.100.0040.02316.52
5.6.90.0080.02816.29
5.6.80.0080.02616.34
5.6.70.0010.02316.17
5.6.60.0070.02516.07
5.6.50.0060.03116.32
5.6.40.0030.02116.29
5.6.30.0090.02116.31
5.6.20.0090.02316.24
5.6.10.0020.02616.22
5.6.00.0040.03316.35
5.5.380.0090.02615.34
5.5.370.0040.02315.29
5.5.360.0050.02315.27
5.5.350.0030.03015.30
5.5.340.0050.03015.38
5.5.330.0100.02715.34
5.5.320.0040.03015.46
5.5.310.0080.02815.33
5.5.300.0030.02415.38
5.5.290.0050.02915.36
5.5.280.0040.02215.38
5.5.270.0070.03115.31
5.5.260.0060.02415.37
5.5.250.0140.01915.29
5.5.240.0070.02915.15
5.5.230.0070.03115.08
5.5.220.0060.01915.18
5.5.210.0080.02715.14
5.5.200.0100.02715.14
5.5.190.0040.03015.10
5.5.180.0060.03115.24
5.5.170.0030.01212.72
5.5.160.0050.02515.22
5.5.150.0070.02615.08
5.5.140.0060.03015.23
5.5.130.0080.03015.13
5.5.120.0050.02415.23
5.5.110.0050.02915.17
5.5.100.0020.03014.99
5.5.90.0050.03115.14
5.5.80.0060.03115.17
5.5.70.0080.02815.12
5.5.60.0050.02014.94
5.5.50.0040.02115.13
5.5.40.0040.02914.96
5.5.30.0080.02515.17
5.5.20.0090.02815.19
5.5.10.0070.02915.05
5.5.00.0070.02915.14
5.4.450.0060.03014.49
5.4.440.0060.02514.49
5.4.430.0010.03314.51
5.4.420.0020.02314.40
5.4.410.0040.02114.35
5.4.400.0030.01714.29
5.4.390.0030.03214.35
5.4.380.0060.02814.39
5.4.370.0080.02814.43
5.4.360.0050.02814.38
5.4.350.0060.02714.40
5.4.340.0040.02114.40
5.4.330.0030.00712.03
5.4.320.0040.02814.40
5.4.310.0040.02214.38
5.4.300.0050.02314.40
5.4.290.0080.02414.34
5.4.280.0050.02514.33
5.4.270.0040.03014.35
5.4.260.0050.03214.38
5.4.250.0090.01714.40
5.4.240.0070.02414.34
5.4.230.0070.03014.39
5.4.220.0040.02814.34
5.4.210.0070.02714.40
5.4.200.0050.02514.43
5.4.190.0080.02514.32
5.4.180.0090.02214.38
5.4.170.0080.02414.36
5.4.160.0050.02714.36
5.4.150.0050.01914.28
5.4.140.0050.02913.36
5.4.130.0040.02813.44
5.4.120.0060.02813.38
5.4.110.0060.02813.43
5.4.100.0060.02813.47
5.4.90.0090.01213.42
5.4.80.0060.02013.46
5.4.70.0060.02613.41
5.4.60.0080.01613.42
5.4.50.0040.02213.41
5.4.40.0020.02113.51
5.4.30.0070.02413.42
5.4.20.0060.02513.46
5.4.10.0030.03013.46
5.4.00.0080.01513.27
5.3.290.0060.02712.86
5.3.280.0040.02812.88
5.3.270.0060.02612.88
5.3.260.0040.02512.84
5.3.250.0030.03212.83
5.3.240.0040.01812.83
5.3.230.0040.03012.86
5.3.220.0060.02612.86
5.3.210.0040.02612.86
5.3.200.0080.02512.85
5.3.190.0040.01712.83
5.3.180.0070.02612.81
5.3.170.0050.03212.83
5.3.160.0040.02712.86
5.3.150.0060.02912.84
5.3.140.0030.01712.82
5.3.130.0100.02412.83
5.3.120.0060.02712.87
5.3.110.0030.02612.86
5.3.100.0020.03012.67
5.3.90.0100.02312.69
5.3.80.0070.02512.68
5.3.70.0100.02012.68
5.3.60.0030.03112.68
5.3.50.0040.02912.66
5.3.40.0030.02812.65
5.3.30.0030.02812.64
5.3.20.0020.02512.55
5.3.10.0040.01612.57
5.3.00.0040.03012.48
5.2.170.0050.03312.17
5.2.160.0000.03812.17
5.2.150.0080.02312.17
5.2.140.0060.03012.17
5.2.130.0050.03312.17
5.2.120.0040.02312.17
5.2.110.0070.01712.17
5.2.100.0060.02812.17
5.2.90.0030.03412.17
5.2.80.0130.02512.17
5.2.70.0030.03412.17
5.2.60.0070.03312.17
5.2.50.0000.03412.17
5.2.40.0050.01512.17
5.2.30.0070.02812.17
5.2.20.0050.03012.17
5.2.10.0070.02712.17
5.2.00.0110.02712.17
5.1.60.0030.02812.17
5.1.50.0000.02112.17
5.1.40.0020.02512.17
5.1.30.0060.01712.17
5.1.20.0050.02012.17
5.1.10.0030.02112.17
5.1.00.0080.01212.17
5.0.50.0000.02912.17
5.0.40.0050.02012.17
5.0.30.0010.02612.17
5.0.20.0020.01412.17
5.0.10.0020.01212.17
5.0.00.0010.02012.17
4.4.90.0040.00812.17
4.4.80.0030.01012.17
4.4.70.0050.00912.17
4.4.60.0040.01712.17
4.4.50.0030.01512.17
4.4.40.0050.02312.17
4.4.30.0020.01912.17
4.4.20.0030.01512.17
4.4.10.0030.01712.17
4.4.00.0000.03112.17
4.3.110.0020.02212.17
4.3.100.0020.01112.17
4.3.90.0030.01012.17
4.3.80.0030.01812.17
4.3.70.0000.01012.17
4.3.60.0030.01112.17
4.3.50.0020.00812.17
4.3.40.0000.01612.17
4.3.30.0000.01212.17
4.3.20.0020.00812.17
4.3.10.0020.01012.17
4.3.00.0030.00812.17

preferences:
48.67 ms | 400 KiB | 5 Q