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| -rw-r--r-- | runtime/doc/usr_41.txt | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/runtime/doc/usr_41.txt b/runtime/doc/usr_41.txt index f92cb3c509..a190bf2f27 100644 --- a/runtime/doc/usr_41.txt +++ b/runtime/doc/usr_41.txt @@ -99,8 +99,6 @@ and the value of the variable i. Since i is one, this will print: Then there is the ":let i += 1" command. This does the same thing as ":let i = i + 1". This adds one to the variable i and assigns the new value to the same variable. -Note: this is how it works in legacy Vim script, which is what we discuss in -this file. The example was given to explain the commands, but would you really want to make such a loop, it can be written much more compact: > @@ -120,24 +118,23 @@ Numbers can be decimal, hexadecimal, octal or binary. A hexadecimal number starts with "0x" or "0X". For example "0x1f" is decimal 31. -An octal number starts with "0o", "0O" or a zero and another digit. "0o17" is -decimal 15. Using just a zero prefix is not supported in Vim9 script. +An octal number starts with a zero and another digit. "017" is decimal 15. A binary number starts with "0b" or "0B". For example "0b101" is decimal 5. A decimal number is just digits. Careful: don't put a zero before a decimal -number, it will be interpreted as an octal number in legacy script! +number, it will be interpreted as an octal number! The ":echo" command always prints decimal numbers. Example: > - :echo 0x7f 0o36 + :echo 0x7f 036 < 127 30 ~ A number is made negative with a minus sign. This also works for hexadecimal, octal and binary numbers. A minus sign is also used for subtraction. Compare this with the previous example: > - :echo 0x7f -0o36 + :echo 0x7f -036 < 97 ~ White space in an expression is ignored. However, it's recommended to use it @@ -145,7 +142,7 @@ for separating items, to make the expression easier to read. For example, to avoid the confusion with a negative number above, put a space between the minus sign and the following number: > - :echo 0x7f - 0o36 + :echo 0x7f - 036 ============================================================================== *41.2* Variables |