# 你在組字串嗎? ```flow start=>start: 你在組字串嗎? sql?=>condition: 是SQL嗎? email?=>condition: 是Email嗎? format?=>condition: 是任何有格式 的東西嗎? wtf=>operation: ! end=>end: 組你的字串 op1=>operation: My Operation sub1=>subroutine: My Subroutine cond=>condition: Yes or No?:>http://www.google.com io=>inputoutput: catch something... para=>parallel: parallel tasks start->sql? sql?(yes)->wtf sql?(no)->email? email?(yes)->wtf email?(no)->format? format?(yes)->wtf format?(no)->end ```