Fix typos.

This commit is contained in:
HorseMD 2014-11-13 23:01:42 +00:00
parent 4d80a56d2c
commit 879da6be51

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@ -81,8 +81,8 @@ see square \ dup * ; ok
\ In Forth, -1 is used to represent truth, and 0 is used to represent false. \ In Forth, -1 is used to represent truth, and 0 is used to represent false.
\ The idea is that -1 is 11111111 in binary, whereas 0 is obviously 0 in binary. \ The idea is that -1 is 11111111 in binary, whereas 0 is obviously 0 in binary.
\ However, any non-zero value is usually treated as being true: \ However, any non-zero value is usually treated as being true:
42 42 = / -1 ok 42 42 = \ -1 ok
12 53 = / 0 ok 12 53 = \ 0 ok
\ `if` is a *compile-only word*. This means that it can only be used when we're \ `if` is a *compile-only word*. This means that it can only be used when we're
\ compiling a word. The format is `if` <stuff to do> `then` <rest of program>. \ compiling a word. The format is `if` <stuff to do> `then` <rest of program>.
@ -99,7 +99,7 @@ see square \ dup * ; ok
\ `do` is like `if` in that it is also a compile-only word, though it uses \ `do` is like `if` in that it is also a compile-only word, though it uses
\ `loop` as its terminator: \ `loop` as its terminator:
: myloop ( -- ) 5 0 do cr ." Hello!" loop ; \ ok : myloop ( -- ) 5 0 do cr ." Hello!" loop ; \ ok
test myloop
\ Hello! \ Hello!
\ Hello! \ Hello!
\ Hello! \ Hello!