 "The " { $vocab-link "infix" } " vocabulary implements support for infix notation in Factor source code."
 { $subsections
     POSTPONE: [infix
+    POSTPONE: INFIX::
 }
-$nl
 "The usual infix math operators are supported:"
 { $list
     { $link + }
     { $link - }
     { $link * }
     { $link / }
+    { { $snippet "**" } ", which is the infix operator for " { $link ^ } "." }
     { { $snippet "%" } ", which is the infix operator for " { $link mod } "." }
 }
 "The standard precedence rules apply: Grouping with parentheses before " { $snippet "*" } ", " { $snippet "/" } "and " { $snippet "%" } " before " { $snippet "+" } " and " { $snippet "-" } "."

! Copyright (C) 2009 Philipp Brüschweiler
! See http://factorcode.org/license.txt for BSD license.
USING: help.syntax help.markup math prettyprint locals sequences ;
IN: infix

HELP: [infix

    "1.0"
}
$nl
"You can access " { $vocab-link "sequences" } " inside infix expressions with the familiar " { $snippet "seq[index]" } " notation."
{ $example
    "USING: arrays locals infix ;"
    "[let { 1 2 3 4 } :> myarr [infix myarr[4/2]*3 infix] ] ."
    "9"
}
$nl
"You can create sub-" { $vocab-link "sequences" } " inside infix expressions using " { $snippet "seq[from:to]" } " notation."
{ $example
    "USING: arrays locals infix ;"
    "[let \"foobar\" :> s [infix s[0:3] infix] ] ."
    "\"foo\""
}
$nl
"Additionally, you can step through " { $vocab-link "sequences" } " with " { $snippet "seq[from:to:step]" } " notation."
{ $example
    "USING: arrays locals infix ;"
    "[let \"reverse\" :> s [infix s[::-1] infix] ] ."
    "\"esrever\""
}
{ $example
    "USING: arrays locals infix ;"
    "[let \"0123456789\" :> s [infix s[::2] infix] ] ."
    "\"02468\""
}
;

ABOUT: "infix"
