testinput5

一套很值得分析的短信SMS开发源代码。是我今年早些时候从taobao上买来的。但我现在也没看完（先说清楚

/-- Because of problems with Perl 5.6 in handling UTF-8 vs non UTF-8 --/
/-- strings automatically, do not use the \x{} construct except with --/
/-- patterns that have the /8 option set, and don't use them without! --/

/a.b/8
    acb
    a\x7fb
    a\x{100}b 
    *** Failers
    a\nb  

/a(.{3})b/8
    a\x{4000}xyb 
    a\x{4000}\x7fyb 
    a\x{4000}\x{100}yb 
    *** Failers
    a\x{4000}b 
    ac\ncb 

/a(.*?)(.)/
    a\xc0\x88b

/a(.*?)(.)/8
    a\x{100}b

/a(.*)(.)/
    a\xc0\x88b

/a(.*)(.)/8
    a\x{100}b

/a(.)(.)/
    a\xc0\x92bcd

/a(.)(.)/8
    a\x{240}bcd

/a(.?)(.)/
    a\xc0\x92bcd

/a(.?)(.)/8
    a\x{240}bcd

/a(.??)(.)/
    a\xc0\x92bcd

/a(.??)(.)/8
    a\x{240}bcd

/a(.{3})b/8
    a\x{1234}xyb 
    a\x{1234}\x{4321}yb 
    a\x{1234}\x{4321}\x{3412}b 
    *** Failers
    a\x{1234}b 
    ac\ncb 

/a(.{3,})b/8
    a\x{1234}xyb 
    a\x{1234}\x{4321}yb 
    a\x{1234}\x{4321}\x{3412}b 
    axxxxbcdefghijb 
    a\x{1234}\x{4321}\x{3412}\x{3421}b 
    *** Failers
    a\x{1234}b 

/a(.{3,}?)b/8
    a\x{1234}xyb 
    a\x{1234}\x{4321}yb 
    a\x{1234}\x{4321}\x{3412}b 
    axxxxbcdefghijb 
    a\x{1234}\x{4321}\x{3412}\x{3421}b 
    *** Failers
    a\x{1234}b 

/a(.{3,5})b/8
    a\x{1234}xyb 
    a\x{1234}\x{4321}yb 
    a\x{1234}\x{4321}\x{3412}b 
    axxxxbcdefghijb 
    a\x{1234}\x{4321}\x{3412}\x{3421}b 
    axbxxbcdefghijb 
    axxxxxbcdefghijb 
    *** Failers
    a\x{1234}b 
    axxxxxxbcdefghijb 

/a(.{3,5}?)b/8
    a\x{1234}xyb 
    a\x{1234}\x{4321}yb 
    a\x{1234}\x{4321}\x{3412}b 
    axxxxbcdefghijb 
    a\x{1234}\x{4321}\x{3412}\x{3421}b 
    axbxxbcdefghijb 
    axxxxxbcdefghijb 
    *** Failers
    a\x{1234}b 
    axxxxxxbcdefghijb 

/^[a\x{c0}]/8
    *** Failers
    \x{100}

/(?<=aXb)cd/8
    aXbcd

/(?<=a\x{100}b)cd/8
    a\x{100}bcd

/(?<=a\x{100000}b)cd/8
    a\x{100000}bcd
    
/(?:\x{100}){3}b/8
    \x{100}\x{100}\x{100}b
    *** Failers 
    \x{100}\x{100}b

/ End of testinput5 /