3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = utf8_encode('1392'); echo $str; // Prints 1392 //echo $str + 0; // Prints 0 (it should print 1392) //echo $str + 1; // Prints 1 (it should print 1393)

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)
8.3.60.0140.00718.55
8.3.50.0270.00521.21
8.3.40.0040.01118.72
8.3.30.0040.01120.12
8.3.20.0080.00022.05
8.3.10.0050.00322.04
8.3.00.0030.00522.45
8.2.180.0150.00616.63
8.2.170.0150.00622.96
8.2.160.0100.00322.21
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0030.00520.80
8.2.110.0030.00620.90
8.2.100.0030.01017.91
8.2.90.0040.00418.22
8.2.80.0080.00017.97
8.2.70.0000.00817.63
8.2.60.0000.00818.04
8.2.50.0030.00518.07
8.2.40.0000.00818.09
8.2.30.0050.00219.45
8.2.20.0050.00217.81
8.2.10.0040.00417.61
8.2.00.0070.00317.73
8.1.280.0100.01025.92
8.1.270.0070.00323.99
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0060.00322.14
8.1.230.0080.00420.96
8.1.220.0080.00017.74
8.1.210.0040.00418.79
8.1.200.0050.00517.11
8.1.190.0000.01217.23
8.1.180.0000.00818.10
8.1.170.0050.00318.56
8.1.160.0030.00518.84
8.1.150.0080.00018.55
8.1.140.0070.00017.42
8.1.130.0070.00017.85
8.1.120.0040.00417.27
8.1.110.0030.00417.23
8.1.100.0040.00417.37
8.1.90.0040.00417.39
8.1.80.0070.00017.45
8.1.70.0030.00317.41
8.1.60.0040.00417.52
8.1.50.0000.01017.27
8.1.40.0030.00517.40
8.1.30.0000.00817.52
8.1.20.0080.00017.45
8.1.10.0000.00717.43
8.1.00.0030.00717.40
8.0.300.0070.00020.02
8.0.290.0040.00416.75
8.0.280.0000.00718.35
8.0.270.0030.00317.20
8.0.260.0030.00316.68
8.0.250.0040.00416.82
8.0.240.0050.00316.87
8.0.230.0040.00416.84
8.0.220.0030.00316.79
8.0.210.0040.00416.83
8.0.200.0030.00316.76
8.0.190.0060.00316.76
8.0.180.0030.00316.74
8.0.170.0040.00416.82
8.0.160.0080.00016.81
8.0.150.0000.00716.81
8.0.140.0040.00416.83
8.0.130.0000.00613.17
8.0.120.0040.00416.80
8.0.110.0000.00816.82
8.0.100.0040.00416.68
8.0.90.0040.00416.75
8.0.80.0090.01116.79
8.0.70.0000.00716.71
8.0.60.0040.00416.79
8.0.50.0030.00416.85
8.0.30.0110.00917.10
8.0.20.0080.01117.40
8.0.10.0000.00716.98
8.0.00.0080.01216.78
7.4.330.0000.00415.08
7.4.320.0070.00016.50
7.4.300.0030.00316.53
7.4.290.0030.00316.34
7.4.280.0070.00016.51
7.4.270.0040.00416.47
7.4.260.0050.00013.14
7.4.250.0050.00216.40
7.4.240.0020.00516.42
7.4.230.0000.00716.50
7.4.220.0070.01116.44
7.4.210.0060.00916.51
7.4.200.0080.00016.55
7.4.190.0070.00016.37
7.4.160.0040.01316.42
7.4.150.0140.00417.40
7.4.140.0080.00817.86
7.4.130.0150.00416.39
7.4.120.0050.01216.50
7.4.110.0070.01016.56
7.4.100.0120.00616.44
7.4.90.0070.01016.49
7.4.80.0100.00819.39
7.4.70.0130.00716.41
7.4.60.0030.01516.48
7.4.50.0050.00316.39
7.4.40.0040.01522.77
7.4.30.0100.01016.36
7.4.10.0100.01014.88
7.4.00.0080.01014.87
7.3.330.0000.00613.03
7.3.320.0000.00713.12
7.3.310.0030.00316.12
7.3.300.0030.00316.18
7.3.290.0060.01116.22
7.3.280.0060.00916.17
7.3.270.0140.00417.40
7.3.260.0120.00416.55
7.3.250.0060.01316.30
7.3.240.0180.00016.30
7.3.230.0130.01016.39
7.3.210.0070.01016.13
7.3.200.0120.00619.39
7.3.190.0160.00016.26
7.3.180.0080.00816.16
7.3.170.0100.00616.57
7.3.160.0110.00616.32
7.3.130.0080.00914.72
7.3.120.0030.01114.53
7.3.110.0130.00314.97
7.3.100.0070.00715.00
7.3.90.0060.00914.78
7.3.80.0130.00314.67
7.3.70.0000.01514.78
7.3.60.0100.00314.56
7.3.50.0070.00714.50
7.3.40.0060.00314.34
7.3.30.0080.00814.78
7.3.20.0060.00916.68
7.3.10.0060.00716.53
7.3.00.0000.00916.53
7.2.330.0000.01716.39
7.2.320.0100.00716.47
7.2.310.0090.00916.36
7.2.300.0060.00916.65
7.2.290.0120.00416.32
7.2.260.0130.00615.05
7.2.250.0040.01414.91
7.2.240.0060.00914.98
7.2.230.0080.01214.96
7.2.220.0100.00614.70
7.2.210.0080.00815.14
7.2.200.0000.01314.88
7.2.190.0140.00314.85
7.2.180.0000.01514.89
7.2.170.0060.00914.99
7.2.160.0070.00315.18
7.2.150.0040.01516.75
7.2.140.0030.01216.73
7.2.130.0040.00816.93
7.2.120.0030.00916.94
7.2.110.0110.00717.06
7.2.100.0030.01416.73
7.2.90.0000.01116.84
7.2.80.0060.00316.66
7.2.70.0030.00916.84
7.2.60.0060.00916.88
7.2.50.0060.00916.79
7.2.40.0120.00016.74
7.2.30.0070.01116.73
7.2.20.0090.00616.74
7.2.10.0030.00716.91
7.2.00.0060.00718.20
7.1.330.0040.00815.49
7.1.320.0090.00615.45
7.1.310.0040.00815.63
7.1.300.0090.00615.86
7.1.290.0000.01315.49
7.1.280.0090.00315.76
7.1.270.0100.00315.64
7.1.260.0060.00915.73
7.1.250.0000.01715.73
7.1.240.0100.00015.77
7.1.230.0110.00315.67
7.1.220.0000.00815.75
7.1.210.0000.01515.72
7.1.200.0070.00715.71
7.1.190.0060.00615.81
7.1.180.0030.00915.68
7.1.170.0090.00615.70
7.1.160.0160.00015.67
7.1.150.0090.00615.68
7.1.140.0060.00615.63
7.1.130.0100.00315.47
7.1.120.0070.00715.80
7.1.110.0070.01015.85
7.1.100.0150.00716.83
7.1.90.0110.00315.82
7.1.80.0070.00715.66
7.1.70.0050.00816.30
7.1.60.0090.00817.50
7.1.50.0050.00916.35
7.1.40.0000.00915.64
7.1.30.0070.00715.70
7.1.20.0070.01015.84
7.1.10.0060.00615.48
7.1.00.0080.04019.02
7.0.330.0060.00915.25
7.0.320.0080.00615.26
7.0.310.0090.00615.23
7.0.300.0100.00315.25
7.0.290.0080.00815.29
7.0.280.0030.01315.26
7.0.270.0030.01015.04
7.0.260.0130.00315.24
7.0.250.0070.00315.34
7.0.240.0060.00915.32
7.0.230.0060.00915.43
7.0.220.0060.00615.30
7.0.210.0000.01515.16
7.0.200.0050.00615.85
7.0.190.0030.01315.25
7.0.180.0060.00315.42
7.0.170.0040.01115.23
7.0.160.0030.01315.20
7.0.150.0030.01015.46
7.0.140.0030.03818.77
7.0.130.0100.00315.50
7.0.120.0030.00615.52
7.0.110.0110.00015.43
7.0.100.0180.02617.64
7.0.90.0090.04017.65
7.0.80.0000.02717.62
7.0.70.0060.02317.61
7.0.60.0000.02917.66
7.0.50.0020.03317.79
7.0.40.0000.02416.85
7.0.30.0080.02316.91
7.0.20.0090.02216.89
7.0.10.0060.02316.86
7.0.00.0070.02216.80
5.6.400.0090.00614.07
5.6.390.0060.00914.61
5.6.380.0100.00314.26
5.6.370.0130.00314.16
5.6.360.0000.00913.91
5.6.350.0070.01113.90
5.6.340.0060.00914.18
5.6.330.0070.00714.18
5.6.320.0160.00014.57
5.6.310.0000.01014.45
5.6.300.0080.00814.54
5.6.290.0000.01214.52
5.6.280.0060.03817.46
5.6.270.0100.00314.16
5.6.260.0060.01214.41
5.6.250.0080.02417.41
5.6.240.0070.02717.49
5.6.230.0050.02417.39
5.6.220.0050.02217.41
5.6.210.0050.02517.36
5.6.200.0070.02517.60
5.6.190.0150.01317.63
5.6.180.0060.02317.74
5.6.170.0040.02717.64
5.6.160.0020.02717.54
5.6.150.0070.02617.64
5.6.140.0050.02517.72
5.6.130.0030.02317.69
5.6.120.0030.02517.58
5.6.110.0060.02317.68
5.6.100.0020.02517.56
5.6.90.0030.02717.54
5.6.80.0030.02417.35
5.6.70.0070.02517.35
5.6.60.0020.02217.44
5.6.50.0120.02017.25
5.6.40.0080.02217.22
5.6.30.0050.04717.24
5.6.20.0110.03817.12
5.6.10.0030.03317.08
5.6.00.0080.04117.26
5.5.380.0080.02217.30
5.5.370.0070.02517.21
5.5.360.0020.02517.09
5.5.350.0050.02517.26
5.5.340.0070.02317.38
5.5.330.0070.02317.54
5.5.320.0140.01617.56
5.5.310.0060.02517.35
5.5.300.0050.02517.57
5.5.290.0030.02417.46
5.5.280.0030.03117.35
5.5.270.0080.02017.45
5.5.260.0030.02717.46
5.5.250.0020.02517.26
5.5.240.0050.02217.10
5.5.230.0030.02617.09
5.5.220.0050.02517.20
5.5.210.0030.02417.11
5.5.200.0030.02317.19
5.5.190.0000.05217.04
5.5.180.0090.04017.15
5.5.170.0000.01713.98
5.5.160.0070.03517.03
5.5.150.0130.03717.18
5.5.140.0070.04217.18
5.5.130.0040.02917.06
5.5.120.0110.03917.06
5.5.110.0080.04317.23
5.5.100.0120.03716.98
5.5.90.0020.03117.05
5.5.80.0050.02717.02
5.5.70.0040.04517.13
5.5.60.0050.04216.84
5.5.50.0080.03117.14
5.5.40.0060.03917.20
5.5.30.0060.04017.00
5.5.20.0120.04017.07
5.5.10.0060.04317.05
5.5.00.0020.04917.06
5.4.450.0020.02416.53
5.4.440.0080.02016.52
5.4.430.0060.01716.50
5.4.420.0030.02516.51
5.4.410.0050.01816.54
5.4.400.0050.01716.44
5.4.390.0030.02016.23
5.4.380.0030.02216.37
5.4.370.0050.02016.38
5.4.360.0080.02316.28
5.4.350.0030.03016.38
5.4.340.0080.03716.38
5.4.330.0070.00313.65
5.4.320.0030.04816.36
5.4.310.0100.04016.38
5.4.300.0030.03516.31
5.4.290.0110.03216.38
5.4.280.0080.04016.37
5.4.270.0050.04316.35
5.4.260.0050.03916.30
5.4.250.0100.02316.40
5.4.240.0070.02016.40
5.4.230.0050.03016.35
5.4.220.0100.03316.36
5.4.210.0080.04116.34
5.4.200.0070.04016.34
5.4.190.0030.04316.34
5.4.180.0080.03816.37
5.4.170.0060.03816.35
5.4.160.0050.04416.27
5.4.150.0080.03816.35
5.4.140.0100.03315.01
5.4.130.0090.03614.99
5.4.120.0070.03214.96
5.4.110.0080.03714.94
5.4.100.0030.04015.05
5.4.90.0050.04215.00
5.4.80.0070.03815.02
5.4.70.0020.04015.04
5.4.60.0050.02715.03
5.4.50.0060.03614.98
5.4.40.0020.04014.97
5.4.30.0030.02414.94
5.4.20.0030.03314.91
5.4.10.0070.04214.96
5.4.00.0070.02314.71
5.3.290.0070.03814.06
5.3.280.0050.03314.05
5.3.270.0060.02314.04
5.3.260.0030.04314.12
5.3.250.0020.03314.05
5.3.240.0090.01814.12
5.3.230.0040.04014.12
5.3.220.0080.03314.10
5.3.210.0080.03714.07
5.3.200.0050.03514.03
5.3.190.0050.02914.10
5.3.180.0100.03014.02
5.3.170.0080.03814.03
5.3.160.0130.03314.10
5.3.150.0050.04014.08
5.3.140.0030.04114.03
5.3.130.0020.04414.09
5.3.120.0030.03714.06
5.3.110.0080.04114.09
5.3.100.0090.02313.77
5.3.90.0030.04313.76
5.3.80.0030.02413.76
5.3.70.0050.03713.71
5.3.60.0090.03713.81
5.3.50.0030.04113.73
5.3.40.0070.04213.73
5.3.30.0080.03713.75
5.3.20.0110.02213.62
5.3.10.0050.04013.64
5.3.00.0070.02213.63
5.2.170.0030.06711.10
5.2.160.0100.05711.16
5.2.150.0070.06310.94
5.2.140.0100.05711.00
5.2.130.0030.06311.16
5.2.120.0070.06311.08
5.2.110.0000.05311.04
5.2.100.0070.06311.01
5.2.90.0100.05310.93
5.2.80.0100.05711.16
5.2.70.0030.06011.11
5.2.60.0000.07011.04
5.2.50.0070.06311.04
5.2.40.0030.05010.78
5.2.30.0070.06010.97
5.2.20.0000.06310.79
5.2.10.0030.06310.88
5.2.00.0000.06310.61
5.1.60.0100.0479.97
5.1.50.0070.0509.98
5.1.40.0070.0539.97
5.1.30.0030.05010.25
5.1.20.0200.03710.29
5.1.10.0070.05010.05
5.1.00.0070.05310.13
5.0.50.0030.0479.64
5.0.40.0100.0379.64
5.0.30.0070.0579.64
5.0.20.0030.0279.64
5.0.10.0030.0479.64
5.0.00.0070.0339.64
4.4.90.0030.0339.64
4.4.80.0000.0379.64
4.4.70.0030.0179.64
4.4.60.0030.0379.64
4.4.50.0030.0339.64
4.4.40.0030.0409.64
4.4.30.0000.0379.64
4.4.20.0000.0379.64
4.4.10.0030.0339.64
4.4.00.0100.0479.64
4.3.110.0030.0379.64
4.3.100.0030.0339.64
4.3.90.0070.0179.64
4.3.80.0070.0439.64
4.3.70.0070.0309.64
4.3.60.0030.0379.64
4.3.50.0000.0279.64
4.3.40.0130.0379.64
4.3.30.0000.0379.64
4.3.20.0030.0239.64
4.3.10.0000.0309.64
4.3.00.0000.0239.64

preferences:
44.78 ms | 401 KiB | 5 Q