3v4l.org

run code in 300+ PHP versions simultaneously
<?php function match($haystack, $needle) { return strpos($haystack, $needle) !== FALSE; } function remove($haystack, $needle) { return preg_replace("/{$needle}/", "", $needle) !== FALSE; } assert(remove("test string", "test") == " string"); assert(remove("string test test string", " test ") == "stringtest string");

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)
8.3.60.0140.00416.63
8.3.50.0100.00719.61
8.3.40.0090.00618.84
8.3.30.0030.01019.08
8.3.20.0000.00820.38
8.3.10.0070.01123.52
8.3.00.0050.00319.36
8.2.180.0070.01016.63
8.2.170.0140.00722.96
8.2.160.0100.00320.57
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0040.00421.15
8.2.110.0070.00320.36
8.2.100.0080.00417.84
8.2.90.0040.00419.09
8.2.80.0040.00417.97
8.2.70.0060.00317.38
8.2.60.0000.00717.68
8.2.50.0040.00418.07
8.2.40.0030.00618.09
8.2.30.0000.00817.97
8.2.20.0070.00017.66
8.2.10.0000.00717.79
8.2.00.0000.00717.58
8.1.270.0060.00323.88
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0100.00022.29
8.1.230.0090.00320.89
8.1.220.0000.00818.77
8.1.210.0040.00418.83
8.1.200.0040.00417.11
8.1.190.0040.00417.10
8.1.180.0030.00618.10
8.1.170.0070.00418.37
8.1.160.0000.00721.93
8.1.150.0070.00018.73
8.1.140.0000.00717.22
8.1.130.0000.00717.81
8.1.120.0030.00617.29
8.1.110.0050.00317.20
8.1.100.0000.00817.22
8.1.90.0000.00717.25
8.1.80.0030.00317.32
8.1.70.0030.00317.29
8.1.60.0050.00517.44
8.1.50.0040.00417.36
8.1.40.0000.00717.40
8.1.30.0000.00917.43
8.1.20.0040.00417.44
8.1.10.0000.00717.40
8.1.00.0020.00517.38
8.0.300.0070.00019.95
8.0.290.0050.00316.63
8.0.280.0030.00318.27
8.0.270.0000.00717.18
8.0.260.0030.00317.17
8.0.250.0060.00016.96
8.0.240.0070.00016.95
8.0.230.0030.00316.81
8.0.220.0030.00316.74
8.0.210.0000.00716.88
8.0.200.0000.00616.90
8.0.190.0030.00516.95
8.0.180.0000.00716.93
8.0.170.0000.00816.89
8.0.160.0040.00416.75
8.0.150.0000.00716.69
8.0.140.0040.00416.91
8.0.130.0030.00313.45
8.0.120.0040.00416.89
8.0.110.0040.00416.89
8.0.100.0000.00716.67
8.0.90.0000.00716.81
8.0.80.0120.00316.82
8.0.70.0000.00716.73
8.0.60.0030.00516.87
8.0.50.0070.00016.91
8.0.30.0180.00516.87
8.0.20.0160.01017.40
8.0.10.0050.00316.88
8.0.00.0070.01216.54
7.4.330.0030.00315.00
7.4.320.0000.00816.57
7.4.300.0060.00016.65
7.4.290.0070.00016.59
7.4.280.0000.00716.54
7.4.270.0050.00216.60
7.4.260.0050.00316.71
7.4.250.0000.00816.63
7.4.240.0040.00416.74
7.4.230.0040.00416.50
7.4.220.0130.01316.79
7.4.210.0060.01216.78
7.4.200.0050.00316.71
7.4.160.0100.00716.56
7.4.150.0130.01017.40
7.4.140.0090.00817.86
7.4.130.0090.00816.75
7.4.120.0120.00516.63
7.4.110.0130.00316.60
7.4.100.0140.00516.78
7.4.90.0070.01116.69
7.4.80.0110.00619.39
7.4.70.0070.01116.63
7.4.60.0070.01316.58
7.4.50.0080.00016.59
7.4.40.0150.00316.65
7.4.30.0080.00816.74
7.4.00.0070.01114.93
7.3.330.0030.00313.47
7.3.320.0000.00513.54
7.3.310.0030.00316.71
7.3.300.0030.00316.45
7.3.290.0090.00616.59
7.3.280.0050.01116.57
7.3.270.0070.01317.40
7.3.260.0070.01016.88
7.3.250.0120.00616.61
7.3.240.0070.01716.78
7.3.230.0060.00916.87
7.3.210.0180.00416.53
7.3.200.0100.00619.39
7.3.190.0120.01116.55
7.3.180.0060.01616.68
7.3.170.0100.00716.65
7.3.160.0030.01216.86
7.3.00.0030.01016.88
7.2.330.0030.01316.73
7.2.320.0090.01516.88
7.2.310.0100.00716.84
7.2.300.0070.01116.73
7.2.290.0060.00916.88
7.2.130.0140.00316.93
7.2.120.0000.01217.00
7.2.110.0000.01516.89
7.2.100.0080.00816.94
7.2.90.0100.00217.13
7.2.80.0130.00316.88
7.2.70.0080.00816.84
7.2.60.0070.00916.95
7.2.50.0100.00717.03
7.2.40.0050.00916.54
7.2.30.0130.00317.06
7.2.20.0250.00016.52
7.2.10.0050.00817.02
7.2.00.0100.00717.97
7.1.250.0030.00915.65
7.1.240.0060.00615.94
7.1.230.0060.00616.07
7.1.220.0090.00315.75
7.1.210.0120.00815.77
7.1.200.0030.01015.89
7.1.190.0030.00715.96
7.1.180.0030.01316.01
7.1.170.0080.00015.91
7.1.160.0040.00815.94
7.1.150.0080.00415.83
7.1.140.0060.00915.78
7.1.130.0090.00615.76
7.1.120.0100.00015.91
7.1.110.0080.00815.60
7.1.100.0080.00817.11
7.1.90.0110.01115.95
7.1.80.0100.00016.03
7.1.70.0010.00816.72
7.1.60.0090.01017.52
7.1.50.0050.01216.34
7.1.40.0060.00616.00
7.1.30.0060.00915.87
7.1.20.0000.01115.94
7.1.10.0030.01015.82
7.1.00.0050.04019.12
7.0.330.0040.00815.16
7.0.320.0060.01115.38
7.0.310.0080.00815.38
7.0.300.0060.00615.51
7.0.290.0060.00315.39
7.0.280.0200.00715.34
7.0.270.0100.00715.54
7.0.260.0080.00615.36
7.0.250.0100.00715.41
7.0.240.0090.00915.73
7.0.230.0070.00715.63
7.0.220.0100.00315.20
7.0.210.0060.00615.50
7.0.200.0040.00716.13
7.0.190.0090.00315.34
7.0.180.0040.00815.09
7.0.170.0160.00315.16
7.0.160.0040.00715.59
7.0.150.0050.00815.12
7.0.140.0040.04118.96
7.0.130.0040.00815.69
7.0.120.0030.01015.71
7.0.110.0100.00715.69
7.0.100.0080.00815.64
7.0.90.0030.00815.69
7.0.80.0210.00315.21
7.0.70.0130.00615.74
7.0.60.0100.02817.60
7.0.50.0080.03816.69
7.0.40.0070.04416.87
7.0.30.0130.02616.98
7.0.20.0120.04516.78
7.0.10.0100.03116.71
7.0.00.0110.02116.88
5.6.380.0090.00613.98
5.6.370.0090.00614.18
5.6.360.0100.00614.15
5.6.350.0170.00014.27
5.6.340.0090.00413.98
5.6.330.0090.01314.30
5.6.320.0110.00414.09
5.6.310.0100.00714.13
5.6.300.0070.00714.35
5.6.290.0040.00814.19
5.6.280.0040.03917.66
5.6.270.0000.01214.03
5.6.260.0140.00714.06
5.6.250.0080.00314.11
5.6.240.0090.00314.06
5.6.230.0060.00614.16
5.6.220.0080.00413.94
5.6.210.0050.02717.22
5.6.200.0060.03816.17
5.6.190.0050.04017.37
5.6.180.0180.04217.26
5.6.170.0210.02917.53
5.6.160.0070.03917.50
5.6.150.0070.04416.21
5.6.140.0080.02016.19
5.6.130.0000.02816.06
5.6.120.0110.04017.67
5.6.110.0130.03817.45
5.6.100.0050.02717.62
5.6.90.0050.02817.48
5.6.80.0040.04417.37
5.6.70.0040.00714.14
5.6.60.0050.00513.73
5.6.50.0040.01114.15
5.6.40.0040.00814.02
5.6.30.0130.01014.16
5.6.20.0130.00713.84
5.6.10.0030.00914.22
5.6.00.0040.00713.87
5.5.380.0170.00010.99
5.5.370.0120.00710.84
5.5.360.0080.00011.18
5.5.350.0140.04015.69
5.5.340.0020.02314.53
5.5.330.0080.03015.84
5.5.320.0140.03715.85
5.5.310.0120.04515.57
5.5.300.0060.04214.58
5.5.290.0070.04414.51
5.5.280.0100.03715.90
5.5.270.0120.02015.93
5.5.260.0030.02516.02
5.5.250.0030.04215.76
5.5.240.0040.02215.68
5.5.230.0030.00610.84
5.5.220.0070.00211.13
5.5.210.0040.00811.20
5.5.200.0090.00211.12
5.5.190.0070.00911.05
5.5.180.0140.00310.73
5.5.170.0000.00911.00
5.5.160.0060.00611.16
5.5.150.0070.00411.22
5.5.140.0070.00411.10
5.5.130.0080.00611.17
5.5.120.0000.01111.21
5.5.110.0030.00710.85
5.5.100.0000.00910.70
5.5.90.0070.00310.99
5.5.80.0110.00011.00
5.5.70.0090.00310.84
5.5.60.0110.00410.81
5.5.50.0020.00510.59
5.5.40.0060.00611.10
5.5.30.0000.00710.59
5.5.20.0060.00310.72
5.5.10.0030.00610.99
5.5.00.0080.00410.91
5.4.450.0430.04015.22
5.4.440.0330.02815.27
5.4.430.0380.02815.13
5.4.420.0380.02815.10
5.4.410.0080.02814.80
5.4.400.0150.03014.63
5.4.390.0190.03414.70
5.4.380.0100.02614.54
5.4.370.0150.02214.87
5.4.360.0140.02514.70
5.4.350.0080.03711.52
5.4.340.0070.02111.37
5.4.330.0040.00410.95
5.4.320.0030.02411.73
5.4.310.0040.02311.71
5.4.300.0050.02311.77
5.4.290.0100.02411.67
5.4.280.0100.02211.69
5.4.270.0090.02711.74
5.4.260.0090.01911.49
5.4.250.0080.02111.67
5.4.240.0060.02011.62
5.4.230.0040.02211.73
5.4.220.0060.01911.75
5.4.210.0040.02011.60
5.4.200.0030.02611.62
5.4.190.0040.02111.54
5.4.180.0080.02011.47
5.4.170.0020.02211.70
5.4.160.0060.02111.58
5.4.150.0080.01811.54
5.4.140.0020.02411.51
5.4.130.0030.02111.35
5.4.120.0080.01711.54
5.4.110.0090.01611.34
5.4.100.0090.01511.48
5.4.90.0050.02011.38
5.4.80.0070.01911.46
5.4.70.0050.01811.49
5.4.60.0070.01911.46
5.4.50.0050.02211.29
5.4.40.0050.02311.40
5.4.30.0060.01911.27
5.4.20.0060.02111.40
5.4.10.0050.02011.41
5.4.00.0030.02411.25
5.3.290.0070.02211.63
5.3.280.0070.02011.65
5.3.270.0040.02211.61
5.3.260.0070.02011.64
5.3.250.0020.02411.58
5.3.240.0070.01911.47
5.3.230.0040.02211.60
5.3.220.0050.02011.61
5.3.210.0070.02211.49
5.3.200.0050.02011.51
5.3.190.0040.02311.47
5.3.180.0050.02211.63
5.3.170.0050.02511.66
5.3.160.0070.02211.66
5.3.150.0110.02011.62
5.3.140.0050.02211.61
5.3.130.0090.02111.58
5.3.120.0050.02111.58
5.3.110.0050.02211.54
5.3.100.0070.01811.33
5.3.90.0040.02111.24
5.3.80.0060.02011.31
5.3.70.0060.02011.30
5.3.60.0020.02411.35
5.3.50.0070.01811.27
5.3.40.0050.02511.19
5.3.30.0040.02211.23
5.3.20.0040.02111.15
5.3.10.0060.01811.05
5.3.00.0070.01811.05
5.2.170.0060.0169.41
5.2.160.0050.0159.26
5.2.150.0020.0179.40
5.2.140.0040.0179.22
5.2.130.0060.0159.26
5.2.120.0040.0159.33
5.2.110.0050.0169.34
5.2.100.0040.0179.22
5.2.90.0070.0139.33
5.2.80.0020.0189.21
5.2.70.0060.0159.32
5.2.60.0050.0159.24
5.2.50.0020.0189.13
5.2.40.0050.0159.25
5.2.30.0060.0149.18
5.2.20.0040.0169.15
5.2.10.0040.0169.03
5.2.00.0020.0178.98
5.1.60.0010.0178.21
5.1.50.0050.0148.31
5.1.40.0080.0118.21
5.1.30.0070.0138.54
5.1.20.0080.0148.57
5.1.10.0040.0138.44
5.1.00.0020.0158.29
5.0.50.0020.0127.48
5.0.40.0030.0117.42
5.0.30.0030.0177.32
5.0.20.0020.0127.30
5.0.10.0020.0127.30
5.0.00.0010.0187.29
4.4.90.0030.0096.55
4.4.80.0020.0096.54
4.4.70.0020.0106.54
4.4.60.0010.0106.54
4.4.50.0010.0116.55
4.4.40.0050.0126.52
4.4.30.0030.0106.54
4.4.20.0020.0106.59
4.4.10.0020.0096.59
4.4.00.0030.0136.54
4.3.110.0010.0116.50
4.3.100.0010.0106.50
4.3.90.0030.0096.48
4.3.80.0040.0126.46
4.3.70.0020.0096.48
4.3.60.0020.0096.48
4.3.50.0030.0096.48
4.3.40.0010.0156.43
4.3.30.0000.0115.82
4.3.20.0010.0105.81
4.3.10.0040.0075.79
4.3.00.0070.0147.77

preferences:
63.03 ms | 400 KiB | 5 Q