3v4l.org

run code in 300+ PHP versions simultaneously
<?php $regex = '/(a[i1l]{2}a|an+u+[s5]|ar+[s5]+[e3]|a[s5]{2,}|ax+w+[o0]+u+n+d|ba+[s5]+t+a+r+d|b[e3]+a+n+[e3]+r|b[i1l]+t+c+h|b[i1l]+[o0]+d+y|b[i1l]+[o0]+w|b[o0]+[l1]{2,}[o0]+[ckx]|b[o0]+n+[e3]|br+(a|[e3]+a+[s5]+t)|bu+g+[e3]+r|bu+t+t|ca+m+[e3]+[i1l]+t+[o0]|ch+[i1l]+n+[ck]|ch+[o0](a+d|d+[e3])|(co|d[iy])[ck]|c[i1l]{2,}t|co+ch|c[o0]{2,}(n|t+[e3i1l])|cr+a+c*k|cr+a+p|cu+m|[ck]un(n[i1l]|t)|d[i1l]+d+[o0]|do+[o0u]+c+h|fa+g|fa+n+n[iy1]|f[e3][i1l]{2,}a+t+[e3]|fu[ck]|ga+y|g[o0]{2,}(ch?|k)|gr+[i1l]+n+g+[o0]|ha+n+d+([i1ly]|j+[o0]+b)|h[i1l]+n+d|h[o0]([e3]|[i1l][e3])|h[o0]+n+k+[e3y]|hu+m+p|j[e3]+(w|r+k)|[gj][i1l]z|ky+k+[e3]|l[e3]+([s5]+b|z)|l[i1l]c+k|mu(ff|[s5]+[i1l]{2,}m)|mu+n+c+h+[e3]|mu+n+g+[i1l]|na+z+[i1l]|n[i1l]+gg|n[ou]+b|pa+k+[i1l]|p[e3]+c+k+[e3]+r|p[i1l]+k+[e3]+y|p[i1l]+[s5]{2,}|p[o0]+r+n|p[o0]{2,}n|pu+s|pu+t+[ao0]|qu[e3]{2,}[fr]|r[i1l]+m+j+[o0]+b|sc+a+t|sh[i1l]+t|sl+a+g|s[i1l]+u+t|st+a+b|su+c?k|ta+r+d|t[i1]t|t[1l]t[st]|tw+a+t|va+g|wa+n+[gk]|w[e3]t+ba[ck]|wh[o0]+r)/i'; $word = 'FAg'; if (preg_match($regex, $word)) { echo "Swear!"; } else { echo "No swear"; }

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)
8.3.60.0130.00318.65
8.3.50.0110.01021.39
8.3.40.0080.00819.08
8.3.30.0070.00720.42
8.3.20.0070.01120.46
8.3.10.0050.00322.34
8.3.00.0060.00322.77
8.2.180.0190.00016.85
8.2.170.0090.01322.96
8.2.160.0140.00420.42
8.2.150.0050.00324.18
8.2.140.0200.00024.66
8.2.130.0090.00026.16
8.2.120.0030.00619.89
8.2.110.0060.00320.80
8.2.100.0120.00018.28
8.2.90.0080.00019.34
8.2.80.0040.00419.64
8.2.70.0040.00418.00
8.2.60.0030.00618.30
8.2.50.0060.00318.07
8.2.40.0030.00618.47
8.2.30.0040.00418.29
8.2.20.0040.00418.07
8.2.10.0030.00517.90
8.2.00.0000.00818.09
8.1.280.0130.00925.92
8.1.270.0080.00020.82
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00324.21
8.1.230.0110.00019.40
8.1.220.0040.00418.01
8.1.210.0030.00518.77
8.1.200.0030.00617.73
8.1.190.0050.00317.65
8.1.180.0040.00419.39
8.1.170.0000.00818.86
8.1.160.0080.00022.43
8.1.150.0000.00819.09
8.1.140.0040.00417.73
8.1.130.0000.00718.03
8.1.120.0000.00817.72
8.1.110.0030.00517.72
8.1.100.0050.00317.83
8.1.90.0030.00517.79
8.1.80.0040.00417.63
8.1.70.0030.00617.76
8.1.60.0050.00517.92
8.1.50.0040.00417.68
8.1.40.0070.00317.74
8.1.30.0030.00517.88
8.1.20.0000.00817.89
8.1.10.0030.00617.84
8.1.00.0000.00917.82
8.0.300.0000.00918.77
8.0.290.0000.00717.30
8.0.280.0000.00718.66
8.0.270.0040.00417.37
8.0.260.0070.00017.15
8.0.250.0050.00217.14
8.0.240.0060.00317.19
8.0.230.0000.00717.12
8.0.220.0000.00717.29
8.0.210.0030.00517.06
8.0.200.0030.00317.18
8.0.190.0040.00417.25
8.0.180.0000.00817.19
8.0.170.0080.00017.19
8.0.160.0040.00417.16
8.0.150.0040.00417.01
8.0.140.0050.00317.02
8.0.130.0000.00713.61
8.0.120.0050.00317.21
8.0.110.0080.00017.17
8.0.100.0040.00417.34
8.0.90.0050.00317.11
8.0.80.0120.00617.12
8.0.70.0030.00517.21
8.0.60.0040.00417.11
8.0.50.0000.00817.19
8.0.30.0110.00817.36
8.0.20.0120.01017.54
8.0.10.0030.00517.36
8.0.00.0130.00817.15
7.4.330.0060.00015.00
7.4.320.0040.00416.85
7.4.300.0000.00716.93
7.4.290.0030.00616.80
7.4.280.0040.00416.89
7.4.270.0040.00416.92
7.4.260.0000.00916.89
7.4.250.0000.00816.82
7.4.240.0020.00516.93
7.4.230.0030.00517.11
7.4.220.0070.01116.94
7.4.210.0110.00916.94
7.4.200.0040.00416.75
7.4.190.0000.00916.88
7.4.160.0100.00716.80
7.4.150.0100.01017.40
7.4.140.0130.00717.86
7.4.130.0110.01116.73
7.4.120.0110.01016.87
7.4.110.0100.00716.94
7.4.100.0150.00316.88
7.4.90.0150.00316.75
7.4.80.0120.00619.39
7.4.70.0090.00616.73
7.4.60.0100.00716.92
7.4.50.0030.00616.57
7.4.40.0060.00922.77
7.4.30.0140.00316.97
7.4.00.0080.00815.17
7.3.330.0030.00313.25
7.3.320.0060.00013.17
7.3.310.0040.00416.40
7.3.300.0070.00016.46
7.3.290.0030.01716.46
7.3.280.0030.01316.46
7.3.270.0070.01017.40
7.3.260.0040.01316.61
7.3.250.0060.01516.81
7.3.240.0070.01116.55
7.3.230.0140.00316.52
7.3.210.0070.01016.47
7.3.200.0130.00919.39
7.3.190.0060.01216.73
7.3.180.0150.00616.75
7.3.170.0030.01316.53
7.3.160.0030.01316.56
7.3.120.0030.01214.81
7.2.330.0180.00416.80
7.2.320.0070.01416.89
7.2.310.0040.01516.76
7.2.300.0070.01116.67
7.2.290.0120.01216.64
7.1.70.0100.00517.31
7.1.60.0070.01419.50
7.1.50.0000.01517.27
7.1.00.0070.05022.54
7.0.200.0030.00917.11
7.0.140.0000.08022.15
7.0.60.0070.04020.12
7.0.50.0130.07717.97
7.0.40.0070.04320.16
7.0.30.0170.04320.07
7.0.20.0400.07020.38
7.0.10.0370.06020.39
7.0.00.0100.06320.41
5.6.280.0100.06721.12
5.6.210.0230.06320.76
5.6.200.0070.04318.10
5.6.190.0100.08320.61
5.6.180.3570.05020.47
5.6.170.0300.08020.61
5.6.160.0130.07320.39
5.6.150.0070.03718.11
5.6.140.0170.04318.17
5.6.130.0070.08318.18
5.6.120.0030.08020.98
5.6.110.0170.06720.96
5.6.100.0100.07020.98
5.6.90.0070.08721.10
5.6.80.0130.07020.43
5.6.70.0130.02720.41
5.5.350.0130.08020.38
5.5.340.0100.07317.99
5.5.330.0170.07320.20
5.5.320.0170.06720.38
5.5.310.0300.06020.18
5.5.300.0000.04318.00
5.5.290.0100.07717.96
5.5.280.0070.04320.88
5.5.270.0000.08320.87
5.5.260.0230.06320.75
5.5.250.0030.08720.58
5.5.240.0130.07020.34
5.4.450.0930.05019.33
5.4.440.1000.05719.55
5.4.430.0270.05319.14
5.4.420.0830.05019.63
5.4.410.0800.05319.51
5.4.400.1030.07018.81
5.4.390.1330.05718.60
5.4.380.0400.07318.74
5.4.370.0170.05718.45
5.4.360.0170.07018.66
5.4.350.0040.04611.97
5.4.340.0050.03711.97
5.4.320.0060.03512.46
5.4.310.0060.03912.45
5.4.300.0020.04212.46
5.4.290.0100.03612.46
5.4.280.0010.04012.35
5.4.270.0100.03312.35
5.4.260.0080.03912.35
5.4.250.0030.05718.89
5.4.240.0100.05018.66
5.4.230.0070.06318.93
5.4.220.0000.06018.65
5.4.210.0030.05719.02
5.4.200.0130.07018.65
5.4.190.0100.05318.74
5.4.180.0100.04718.70
5.4.170.0070.05318.76
5.4.160.0100.04718.86
5.4.150.0130.05018.98
5.4.140.0070.05316.45
5.4.130.0070.05016.22
5.4.120.0100.04716.39
5.4.110.0100.04716.25
5.4.100.0070.05016.34
5.4.90.0070.05716.36
5.4.80.0100.04716.33
5.4.70.0000.06716.23
5.4.60.0100.05016.13
5.4.50.0100.05016.40
5.4.40.0100.07016.51
5.4.30.0070.05016.48
5.4.20.0130.06016.20
5.4.10.0030.05716.38
5.4.00.0100.04715.81
5.3.290.0050.04012.80
5.3.280.0070.05314.59
5.3.270.0030.05714.75
5.3.260.0200.04014.38
5.3.250.0070.05014.44
5.3.240.0130.04714.61
5.3.230.0100.04714.69
5.3.220.0000.05714.56
5.3.210.0030.05714.59
5.3.200.0030.05314.58
5.3.190.0070.05314.58
5.3.180.0100.05014.57
5.3.170.0100.05014.43
5.3.160.0030.05714.43
5.3.150.0000.05714.56
5.3.140.0070.06714.61
5.3.130.0130.05014.56
5.3.120.0130.04714.32
5.3.110.0130.04714.24
5.3.100.0100.04713.95
5.3.90.0030.06013.85
5.3.80.0130.04714.04
5.3.70.0100.04714.16
5.3.60.0130.04014.15
5.3.50.0130.05013.96
5.3.40.0070.07313.64
5.3.30.0070.05313.92
5.3.20.0000.07313.74
5.3.10.0070.04713.66
5.3.00.0030.05313.33
5.2.170.0030.06011.08
5.2.160.0070.04011.06
5.2.150.0070.04011.16
5.2.140.0030.05011.17
5.2.130.0030.04311.22
5.2.120.0100.03310.86
5.2.110.0030.04010.87
5.2.100.0130.05011.01
5.2.90.0100.04711.01
5.2.80.0000.04711.20
5.2.70.0100.03310.97
5.2.60.0070.04010.89
5.2.50.0070.05311.04
5.2.40.0100.05011.15
5.2.30.0100.05010.90
5.2.20.0070.04010.80
5.2.10.0100.04310.95
5.2.00.0070.04010.80
5.1.60.0070.0309.84
5.1.50.0000.0379.84
5.1.40.0130.0239.91
5.1.30.0030.04010.09
5.1.20.0030.03710.33
5.1.10.0030.03710.30
5.1.00.0000.03710.09
5.0.50.0000.0308.43
5.0.40.0100.0238.47
5.0.30.0030.0408.26
5.0.20.0000.0308.25
5.0.10.0030.0278.13
5.0.00.0030.0408.25
4.4.90.0070.0207.36
4.4.80.0000.0237.36
4.4.70.0000.0237.36
4.4.60.0100.0177.36
4.4.50.0000.0237.36
4.4.40.0130.0337.36
4.4.30.0000.0237.36
4.4.20.0000.0237.36
4.4.10.0030.0207.36
4.4.00.0000.0377.36
4.3.110.0000.0237.36
4.3.100.0070.0177.36
4.3.90.0000.0237.36
4.3.80.0030.0307.36
4.3.70.0030.0177.36
4.3.60.0030.0207.36
4.3.50.0000.0237.36
4.3.40.0000.0337.36
4.3.30.0000.0237.36
4.3.20.0100.0207.36
4.3.10.0000.0237.36
4.3.00.0070.0176.81

preferences:
38.59 ms | 401 KiB | 5 Q