Calculator.rs Versions Save

现在代码块内的每一行代码末尾无需添加分号了 Now there is no need to append semicolon at the end of code lines in code blocks

• MathError will be thrown when encount math calculating error. E.g. division by zero.
• Use modulo operator % replaced the build-in function Math.mod, which can do better in the fraction calculating.

• LineEditor module refactored
• Internal global variables refactored
• Tutorials for Basic standard module updated

• Unique is a "unique" data type, it can be constructed from Raw-String value. However, every Unique value is unique. You can create two Unique value from a same String, but the two Unique are actually different, just like Symbol in JavaScript. Unique can be constructed from standard function unique
• Changed type constants (NUMBER, STRING etc.) from Number typed to Unique typed, and the standard function type now returns Unique typed value.
• More type annotations added, see Tutorials - syntax - function for more detail.

• New data type: Raw-Map and Map-Object
• New standard functions: Array::slice, Array::contains

• Fraction & fraction calculating supported
• Keyword glo & global variable assignment in function scope
• : symbol in script multi-line code is removed
• Computing symbol &(And) and |(Or) added
• ==(compare equal symbol) and !=(not compare equal symbol) now can be applied on any value, for Number | String | Boolean typed value, their actual value will be compared, and for Array | Function | LazyExpression | Class | Object typed value, their memory address will be compared
• Tutorials are divided Chinese and English two version
• Lazy-Expression typed value can be computed directly now. See also: Tutorials - syntax - lazy_expression.

• Computing symbol &(And) and |(Or) added
• ==(compare equal symbol) and !=(not compare equal symbol) now can be applied on any value, for Number | String | Boolean typed value, their actual value will be compared, and for Array | Function | LazyExpression | Class | Object typed value, their memory address will be compared
• Tutorials are divided Chinese and English two version