11 ms·
In fact, original version of ASCII even left some of the codes under 128 undefined or available for local redefinitions. This is why Smalltalk uses _ for assign
by dfox 9y ago
In fact, original version of ASCII even left some of the codes under 128 undefined or available for local redefinitions. This is why Smalltalk uses _ for assignment (it was left arrow on Alto) and why some still used encodings have local currency symbol (eg. ¥) in place of \.
- kps 9y agoAlong with leaving codes 96–123 undefined, and significant differences in control codes, 1963 ASCII had ← and ↑ in the positions used for _ and ^ in 1967.
- bitwize 9y agoISTR that a previous version of ASCII standardized the back-arrow in the underscore space. The same with up-arrow in place of caret, which is why the caret is used as an exponentiation operator in e.g., BASIC.