3v4l.org

run code in 300+ PHP versions simultaneously
<?php $r = strftime(str_repeat("x", 1025), time()); if (is_string($r)) { var_dump("string:" . strlen($r)); } else { var_dump($r); }

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)
7.4.10.0090.00915.14
7.4.00.0120.00615.06
7.3.130.0060.01015.09
7.3.120.0070.01114.96
7.3.110.0130.00615.07
7.3.100.0040.00415.00
7.3.90.0070.00714.87
7.3.80.0050.00314.71
7.3.70.0030.00914.62
7.3.60.0070.00314.89
7.3.50.0060.00314.85
7.3.40.0100.00314.78
7.3.30.0030.01014.93
7.3.20.0060.00616.84
7.3.10.0070.00416.66
7.3.00.0030.01316.69
7.2.260.0090.00915.08
7.2.250.0150.00415.14
7.2.240.0040.01215.09
7.2.230.0000.01815.30
7.2.220.0060.00915.20
7.2.210.0000.01314.84
7.2.200.0060.00615.19
7.2.190.0090.00615.03
7.2.180.0060.00915.18
7.2.170.0040.00715.26
7.2.160.0080.00314.99
7.2.150.0030.00617.17
7.2.140.0090.00317.08
7.2.130.0080.00616.81
7.2.120.0090.00617.09
7.2.110.0090.00017.06
7.2.100.0030.00616.82
7.2.90.0000.01216.81
7.2.80.0110.00716.88
7.2.70.0080.00816.82
7.2.60.0060.01217.18
7.2.50.0060.01017.01
7.2.40.0000.01617.05
7.2.30.0080.00817.01
7.2.20.0080.01116.99
7.2.10.0040.01516.91
7.2.00.0060.00917.92
7.1.330.0040.01115.81
7.1.320.0060.00315.98
7.1.310.0100.00316.10
7.1.300.0000.01315.77
7.1.290.0000.01315.80
7.1.280.0120.00615.72
7.1.270.0030.00715.69
7.1.260.0150.00015.83
7.1.250.0040.01215.61
7.1.240.0030.01015.46
7.1.230.0060.00615.61
7.1.220.0030.01015.73
7.1.210.0070.01015.86
7.1.200.0040.00915.81
7.1.190.0040.01215.64
7.1.180.0090.00615.86
7.1.170.0000.01215.96
7.1.160.0070.00715.82
7.1.150.0040.01215.58
7.1.140.0030.01415.92
7.1.130.0100.00715.64
7.1.120.0030.01015.86
7.1.110.0080.00815.86
7.1.100.0020.01316.90
7.1.90.0000.00916.00
7.1.80.0000.00915.98
7.1.70.0020.00716.59
7.1.60.0070.01117.41
7.1.50.0080.01016.26
7.1.40.0030.00615.80
7.1.30.0070.01116.01
7.1.20.0000.00915.90
7.1.10.0070.00715.52
7.1.00.0060.04119.20
7.0.330.0000.01115.47
7.0.320.0060.00915.52
7.0.310.0060.00615.59
7.0.300.0000.01415.30
7.0.290.0070.00715.44
7.0.280.0090.00615.59
7.0.270.0080.00415.29
7.0.260.0090.00315.37
7.0.250.0060.00615.26
7.0.240.0000.01015.50
7.0.230.0090.00315.56
7.0.220.0040.00815.42
7.0.210.0000.01215.40
7.0.200.0080.00316.09
7.0.190.0070.00715.59
7.0.180.0110.00615.57
7.0.170.0060.01215.38
7.0.160.0030.00715.57
7.0.150.0070.00715.42
7.0.140.0030.04018.82
7.0.130.0070.00315.54
7.0.120.0110.00315.34
7.0.110.0040.00815.42
7.0.100.0030.02617.69
7.0.90.0040.03817.82
7.0.80.0050.04817.72
7.0.70.0170.04417.63
7.0.60.0110.02117.70
7.0.50.0120.02717.76
7.0.40.0100.03316.74
7.0.30.0080.02416.74
7.0.20.0020.03316.82
7.0.10.0070.04316.86
7.0.00.0030.04616.78
5.6.400.0060.00514.45
5.6.390.0030.00614.30
5.6.380.0070.00714.61
5.6.370.0100.00714.16
5.6.360.0080.00414.38
5.6.350.0060.00614.43
5.6.340.0090.00614.25
5.6.330.0030.01014.33
5.6.320.0070.00714.54
5.6.310.0070.00714.49
5.6.300.0100.00714.23
5.6.290.0140.00314.38
5.6.280.0030.04017.77
5.6.270.0070.00714.75
5.6.260.0070.00414.37
5.6.250.0040.04017.54
5.6.240.0070.04717.46
5.6.230.0090.02517.54
5.6.220.0050.03117.54
5.6.210.0090.04417.58
5.6.200.0050.04817.70
5.6.190.0050.04617.68
5.6.180.0080.04017.67
5.6.170.0070.03717.72
5.6.160.0080.04017.64
5.6.150.0060.04617.72
5.6.140.0000.04317.65
5.6.130.0070.03217.77
5.6.120.0080.04717.74
5.6.110.0040.04517.60
5.6.100.0090.02517.67
5.6.90.0100.02217.73
5.6.80.0050.02617.25
5.6.70.0070.02617.47
5.6.60.0060.02317.25
5.6.50.0060.02817.34
5.6.40.0030.02517.30
5.6.30.0070.02117.37
5.6.20.0060.02217.40
5.6.10.0050.02217.32
5.6.00.0070.02217.29
5.5.380.0040.05217.37
5.5.370.0060.02517.45
5.5.360.0130.04017.18
5.5.350.0020.03317.27
5.5.340.0030.03317.48
5.5.330.0070.03217.59
5.5.320.0030.03017.60
5.5.310.0060.04517.61
5.5.300.0020.05217.53
5.5.290.0110.04017.52
5.5.280.0020.04817.44
5.5.270.0050.04517.56
5.5.260.0070.02917.61
5.5.250.0100.02317.37
5.5.240.0050.02417.09
5.5.230.0050.02617.27
5.5.220.0020.02617.26
5.5.210.0030.02517.32
5.5.200.0020.02917.14
5.5.190.0070.02217.19
5.5.180.0030.02317.29
5.5.170.0060.00914.23
5.5.160.0060.02117.14
5.5.150.0050.02917.26
5.5.140.0100.01617.30
5.5.130.0070.02017.21
5.5.120.0070.02017.18
5.5.110.0020.02517.24
5.5.100.0080.02017.17
5.5.90.0040.02517.21
5.5.80.0050.01817.20
5.5.70.0060.02317.00
5.5.60.0060.02017.19
5.5.50.0060.02217.21
5.5.40.0050.02317.05
5.5.30.0030.02517.05
5.5.20.0040.02117.08
5.5.10.0020.02717.04
5.5.00.0050.02117.16
5.4.450.0030.04416.39
5.4.440.0080.02516.24
5.4.430.0050.04216.25
5.4.420.0100.03716.33
5.4.410.0090.01816.32
5.4.400.0080.02316.21
5.4.390.0060.02116.30
5.4.380.0020.02316.09
5.4.370.0040.02016.21
5.4.360.0070.02516.17
5.4.350.0080.02316.30
5.4.340.0060.02116.21
5.4.330.0030.00313.37
5.4.320.0050.02716.20
5.4.310.0030.02416.17
5.4.300.0060.02016.22
5.4.290.0060.01916.25
5.4.280.0050.02016.19
5.4.270.0070.02016.13
5.4.260.0090.01816.21
5.4.250.0030.02116.23
5.4.240.0040.02216.19
5.4.230.0040.02016.15
5.4.220.0010.02416.19
5.4.210.0030.02216.20
5.4.200.0070.01716.09
5.4.190.0030.02416.17
5.4.180.0050.01916.25
5.4.170.0020.02216.13
5.4.160.0020.02316.18
5.4.150.0060.01816.21
5.4.140.0100.02314.87
5.4.130.0020.02014.82
5.4.120.0020.02114.86
5.4.110.0030.02114.91
5.4.100.0050.01814.86
5.4.90.0030.02214.86
5.4.80.0070.03514.86
5.4.70.0030.02914.85
5.4.60.0050.04014.86
5.4.50.0080.03214.84
5.4.40.0030.04014.83
5.4.30.0020.02614.83
5.4.20.0040.02614.87
5.4.10.0110.03514.80
5.4.00.0100.03214.44
5.3.290.0030.04714.63
5.3.280.0030.04014.43
5.3.270.0000.04314.46
5.3.260.0030.03714.58
5.3.250.0030.03714.52
5.3.240.0030.03714.41
5.3.230.0030.03714.60
5.3.220.0030.03314.52
5.3.210.0030.03014.43
5.3.200.0030.03714.57
5.3.190.0000.04714.55
5.3.180.0000.07714.55
5.3.170.0000.06714.59
5.3.160.0100.05014.42
5.3.150.0070.04014.42
5.3.140.0030.07014.54
5.3.130.0070.07314.38
5.3.120.0030.06314.52
5.3.110.0130.06714.55
5.3.100.0030.04013.89
5.3.90.0070.07313.99
5.3.80.0070.04013.92
5.3.70.0100.03713.79
5.3.60.0030.07713.86
5.3.50.0070.06713.70
5.3.40.0100.07713.90
5.3.30.0070.05013.88
5.3.20.0070.06713.66
5.3.10.0100.06013.43
5.3.00.0030.04713.63
5.2.170.0030.05011.41
5.2.160.0000.03711.41
5.2.150.0030.06311.41
5.2.140.0030.05011.41
5.2.130.0030.06311.41
5.2.120.0070.06311.41
5.2.110.0100.03311.41
5.2.100.0000.06711.41
5.2.90.0030.06711.41
5.2.80.0070.03311.41
5.2.70.0030.06011.41
5.2.60.0070.06711.41
5.2.50.0070.04011.41
5.2.40.0070.06011.41
5.2.30.0100.06011.41
5.2.20.0070.05011.41
5.2.10.0100.04011.41
5.2.00.0070.05311.41
5.1.60.0070.02711.41
5.1.50.0030.04711.41
5.1.40.0100.04711.41
5.1.30.0030.02711.41
5.1.20.0100.05311.41
5.1.10.0030.03711.41
5.1.00.0130.03011.41
5.0.50.0000.02311.41
5.0.40.0070.02311.41
5.0.30.0030.06711.41
5.0.20.0030.02311.41
5.0.10.0100.03011.41
5.0.00.0000.05311.41
4.4.90.0000.02011.41
4.4.80.0000.02311.41
4.4.70.0030.03711.41
4.4.60.0000.04011.41
4.4.50.0000.03311.41
4.4.40.0030.04311.41
4.4.30.0000.03011.41
4.4.20.0000.02711.41
4.4.10.0030.01711.41
4.4.00.0070.04011.41
4.3.110.0030.03311.41
4.3.100.0070.02011.41
4.3.90.0030.01311.41
4.3.80.0000.05311.41
4.3.70.0070.03311.41
4.3.60.0070.02311.41
4.3.50.0030.02311.41
4.3.40.0070.04711.41
4.3.30.0030.02011.41
4.3.20.0000.03311.41
4.3.10.0000.04011.41
4.3.00.0030.02711.41

preferences:
37.05 ms | 400 KiB | 5 Q