Search results
Results from the WOW.Com Content Network
Demonstration doctests ===== This is just an example of what a README text looks like that can be used with the doctest.DocFileSuite() function from Python's doctest module. Normally, the README file would explain the API of the module, like this: >>> a = 1 >>> b = 2 >>> a + b 3 Notice, that we just demonstrated how to add two numbers in Python ...
ELSE exprDflt END works like a switch statement. For details and examples see Case (SQL). ^ Fortran 90 added the MERGE intrinsic. Fortran 2023 added the C-like ternary operator. ^ Pattern matching was added in Ruby 3.0. [16] Some pattern matching constructs are still experimental. ^ Arithmetic if was marked as obsolescent in Fortran 90. It was ...
A string is considered true if it contains at least one non-whitespace character (thus, for example, the #if function interprets the strings "0" and "FALSE" as true values, not false). Any string containing only whitespace or no characters at all will be treated as false (thus #if interprets " " and "", as well as undefined parameters, as false ...
Since 7 October 2024, Python 3.13 is the latest stable release, and it and, for few more months, 3.12 are the only releases with active support including for bug fixes (as opposed to just for security) and Python 3.9, [55] is the oldest supported version of Python (albeit in the 'security support' phase), due to Python 3.8 reaching end-of-life.
If a function has the return type void, the return statement can be used without a value, in which case the program just breaks out of the current function and returns to the calling one. [1] [2] Similar syntax is used in other languages including Modula-2 [3] and Python. [4] In Pascal there is no return statement. Functions or procedures ...
While repeats one statement (unless enclosed in a begin-end block) as long as the condition is true. The repeat statement repetitively executes a block of one or more statements through an until statement and continues repeating unless the condition is false. The main difference between the two is the while loop may execute zero times if the ...
Circular references can appear in computer programming when one piece of code requires the result from another, but that code needs the result from the first. For example, the two functions, posn and plus1 in the following Python program comprise a circular reference: [further explanation needed]
Semicolons are optional in a number of languages, including BCPL, [41] Python, [42] R, [43] Eiffel, [44] and Go, [45] meaning that they are part of the formal grammar for the language but can be inferred in many or all contexts (e.g., by end of line that ends a statement, as in Go and R). As languages can be designed without them, semicolons ...