20 lines
945 B
Tcl
20 lines
945 B
Tcl
{...} ;# group in one word, without substituting content; nests
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"..." ;# group in one word, with substituting content
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[...] ;# evaluate content as script, then substitute with its result; nests
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$foo ;# substitute with content of variable foo
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$bar(foo) ;# substitute with content of element 'foo' of array 'bar'
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\a ;# audible alert (bell)
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\b ;# backspace
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\f ;# form feed
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\n ;# newline
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\r ;# carriage return
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\t ;# Tab
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\v ;# vertical tab
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\\ ;# backslash
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\ooo ;# the Unicode with octal value 'ooo'
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\xhh ;# the character with hexadecimal value 'hh'
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\uhhhh ;# the Unicode with hexadecimal value 'hhhh'
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# ;# if first character of a word expected to be a command, begin comment
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;# (extends till end of line)
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{*} ;# if first characters of a word, interpret as list of words to substitute,
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;# not single word (introduced with Tcl 8.5)
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