# ### container type data (STR SET dict List tuple)
# Type string STR ###
"" "quotes to cause the data string" ""
"" "
# escape character: \
(1) significant characters becomes meaningless
(2) becomes meaningless characters meaningful
\ r \ n, \ n represents a newline
\ t representative of indentation (horizontal tab)
\ R & lt representative of the current drawn back character the first trekking
can be used \ to meaningful quotes become meaningless
. "" "
# (1) single quotes
strvar = 'I love you honey mushrooms cool'
Print (strvar, of the type (strvar))
# (2) double quotes
strvar = "night gave me black eyes, \ n but I use it rolling his eyes"
strvar = "night gave me black eyes, \ t but I use it to turn \ r \ n supercilious"
strvar = "night to I have a black eye, \ r but I use it rolling his eyes, "
strvar =" night gave me a \ "black \" eyes "
Print (strvar, of the type (strvar))
# (3) triple quotes (allows multi-line without having to single and double quotes escaped again)
strvar = """I had no one,
first.where" ""
strvar = '' 'would have been "no" a' was',
first.where' ''
Print (strvar)
# ### yuan strings (strings output prototyping, failure to make an escape character)
strvar = r "night gave me black eyes, \ r but I use it rolling his eyes"
strvar = r "C : \ the Windows \ System32 \ Drivers \ etc "
Print (strvar)
# ### formatted string
#% d% f% s" string% d "% (value)
#% D integer placeholder
strvar = "Xu Xinxin is a beauty in Guangdong, home to luxury cars car% d"% (10)
#% 2d default number with the right
strvar = "Xu Xinxin is a beauty in Guangdong, home% 2d car luxury car"% (3 )
#% -2d default number with left
strvar = "Xu Xinxin is a beauty in Guangdong, home% -5d car luxury car"% (3)
Print (strvar)
#% f float placeholder (default after the decimal point reserved 6)
strvar = "Lake used to be frustrating phone, revenue of RMB% f"% (9.99)
#% .1f to rounding
strvar = "Lake used to be tossing the phone, income% .3f dollars"% (9.99 )
Print (strvar)
#% S string placeholder
strvar = "% s"% ( " Shenzhen today by the rain.")
Print (strvar)
# Integrated Case
strvar = "Xiaocheng Yong,% .2f yuan a month, bought a% d doll, feeling the body% s"% (999.987,10, "squeezed dry")
Print (strvar)