RubyÒì³£´¦Àí
Ruby Òì³£´¦Àí
ÎÄÕ·ÖÀà:Ruby±à³Ì ¹Ø¼ü×Ö: ruby Òì³£ Òì³£´¦Àí
Òì³£´¦ÀíÊÇ¿ª·¢¹ý³ÌÖо³£ÒªÃæ¶ÔµÄÎÊÌ⣬»ù±¾ËùÓи߼¶ÓïÑÔ¶¼ÓÐ×Ô¼ºµÄÒì³£´¦Àíϵͳ£¬rubyÒ²²»ÀýÍ⣬¶øÇÒʹÓÃÆðÀ´Ò²·Ç³£¼òµ¥¡£
rubyÖÐÒì³£µÄÅ׳öÊÇʹÓõÄraise·½·¨£¬¼ÇסŶ£¬ÕâÊǸö·½·¨£¬ÓÉruby KernelÌṩµÄ£¬¶ø²»Êǹؼü×Ö£¬Í¬Ê±rubyҲΪÕâ¸ö·½·¨ÌṩÁËÒ»¸ö±ðÃûfail£¬¿ÉÒÔÓÃfail´úÌæraise£¬Å׳öÒì³£µÄÀý×ÓÈçÏ£º
Ruby´úÂë
ÒÔÉÏ´úÂëÖеÄraise¿ÉÒÔʹÓñðÃûfail´úÌ棬ÔÚûÓÐÃ÷È·µÄ¸ø³öÒì³£ÀàÐÍʱ£¬rubyĬÈÏÅ׳öRuntimeError£¬ÆäÖÐ×îºóÒ»¸öÀý×ÓÅ׳öµÄÐÅÏ¢°üº¬Á˵±Ç°´íÎóËùÔÚµÄÎļþ£¬ÐÐÊýÒѾËùÔڵķ½·¨µÄÐÅÏ¢£¬ÕâЩÐÅÏ¢¶¼´æ´¢ÔÚcallerÕâ¸öÊý×éÖУ¬ÀïÃæ°üº¬ÁË·½·¨µ÷ÓÃÕßµÄÏà¹ØÐÅÏ¢£¬µÚÒ»¸öÔªËØ°üº¬ÁË·½·¨µÄµ÷ÓÃÕßµÄÐÅÏ¢£¬µÚ¶þ¸öÐÅÏ¢°üº¬ÁË·½·¨µ÷ÓÃÕߵĵ÷ÓÃÕßµÄÐÅÏ¢£¬ÒÔ´ËÀàÍÆ¡£Õâ¸öÊý×éÔÚÎÒÃÇÏëÖªµÀÒì³£ÊÇÔÚÄĸöµØ·½µÄÄĸöµ÷Óñ»Å׳öµÄʱºò·Ç³£ÓÐÓõġ£
Ruby´úÂë
def func1
puts caller #´òÓ¡µ÷ÓÃÕßÐÅÏ¢
end
def func2
func1 #µÚÁùÐÐ
end
def func3
func2 #µÚÊ®ÐÐ
end
func3 #×îÖÕµ÷ÓÃÕߣ¬Ê®ÈýÐÐ
#ÔËÐнá¹û
#test.rb:6:in `func2'
#test.rb:10:in `func3'
#test.rb:13
´ÓÉÏÃæµÄ´úÂë¿ÉÒÔ¿´³ö£¬caller¼Ç¼ÁËÿ¸öµ÷ÓÃÕßËùÔÚµÄÎļþÃû£¬ÐÐÊýÒÔ¼°·½·¨¡£
Ïà¹ØÎĵµ£º
%{String} ÓÃÓÚ´´½¨Ò»¸öʹÓÃË«ÒýºÅÀ¨ÆðÀ´µÄ×Ö·û´®
%Q{String} ÓÃÓÚ´´½¨Ò»¸öʹÓÃË«ÒýºÅÀ¨ÆðÀ´µÄ×Ö·û´®
%Q!Some String of “Characters”! <==> ” Some String of \”Characters\” “
%q{String} ÓÃÓÚ´´½¨Ò»¸öʹÓõ¥ÒýºÅÀ¨ÆðÀ´µÄ×Ö·û´®
%q!Som ......
ת×Ô http://zhujg.javaeye.com/blog/355040
Ê×ÏÈ °²×° cygwin
cygwin Òª°²×°µÄ²å¼þÊÇ
ĬÈϵÄ+ make + gcc + libiconv
+ openssl
cygwinÏÂÐèÒª±àÒëÔÎļþ
µ½ruby-lang(http://ruby-lang.org/)
ÏÂÔØruby-1.9.1-p0.tar.gz
tar xvf ruby-1.9.1-p0.tar.gz
cd
ruby-1.9.1-p0
./configure
make && make in ......
RuportÖÐpdf_writer¶ÔÖÐÎĵÄÖ§³Ö²¢²»ºÃ£¬Êä³öµÄÖÐÎÄÏÔʾµÄÊÇÂÒÂë¡£ÉÏÍø²éÁ˺ܶà×ÊÁÏ£¬Ò²Ã»ÓÐÕÒµ½ºÃµÄ½â¾ö·½°¸£¬ÎÞÄÎÖ»ºÃ²é¿´Ô´´úÂ룬µ½µ×ΪʲôRuport×Ô´øµÄPDF¹¤¾ß²»Ö§³ÖÖÐÎÄÊä³ö¡£
Ruport::Formatter::PDF::WriterÖÐÕÒµ½ÒÔÏ´úÂë
metrics = load_font_metrics(font)
metrics = PDF::Writer: ......
FPDFÄÜÖ§³ÖPDFµÄÖÐÎÄ´òÓ¡£¬È»¶øÈ´´æÔÚ²»ÉٵIJ»ÈçÒâÖ®´¦£¬¾ÝÎÒÄ¿Ç°µÄʹÓã¬×ܽá³ö¼¸µã£º
1£©FPDFÌṩµÄPdf_Chinese×ÖÌ壬½«GBÕâÖÖ×ÖÌåдÈëÁË´úÂëÖУ¬ÈôÎÒÃÇÏ£ÍûÒýÈëÆäËûµÄÖÐÎÄ×ÖÌ壬Ôò²»ÄÜ·½±ãµØʹÓÃ
2£©FPDFÊä³öµÄÊý×Ö²¢²»ÃÀ¹Û£¬²»ÈçRuport::Formatter::PDF×Ô´øµÄ×ÖÌå
3£©FPDFÌṩµÄ·½·¨²¢²»¶à£¬¶ÔÓÚÒ»°ãµÄ±¨±í´òÓ¡£¬Óõ ......
RubyÓïÑÔѧϰϵÁÐ--»ù±¾µÄrubyÓï·¨
1. »ù±¾µÄrubyÓï·¨
1.1 ±äÁ¿¡¢³£Á¿ºÍÀàÐÍ
1) ¶¨Òå±äÁ¿
±äÁ¿ÀàÐÍ
ÃèÊö
ʾÀý
¾Ö²¿±äÁ¿£¨»òα±äÁ¿£©
ÒÔСд×Öĸ»òÏ»®Ïß¿¨Í·
var _var
È«¾Ö±äÁ¿
ÒÔ$¿ªÍ·
$ ......