8.16
4.5 句🔗
:
𭕄 +
句B connotation : mutable string
Resembles
句, but especially is mutable.
:
山 +
句B connotation : immutable string
Resembles
句, but especially is immutable.
Examples:
| > ( #\a #\b #\c #\d) |
"abcd" |
| > ( #\a #\b #\c #\d) |
"abcd" |
(? V) → boolean?
| | V : any? |
|
(? V) → boolean?
| | V : any? |
|
Examples:
| > (? ( #\a #\b #\c #\d)) |
#t |
| > (? ( #\a #\b #\c #\d)) |
#t |
:
穴 +
句 connotation : empty string
(? V) → boolean?
|
| V : any? |
Examples:
| > (? "abcdefg") |
#f |
| > (? "") |
#t |
:
句 +
穴 +
刀 connotation : remove spaces of string
Example:
| > ( " a b cd e ") |
"abcde" |