uses floating point numbers so there are some technicalities. Perl doesn't have separate types. Strings and numbers are interchangeable. or may be used instead of . is available to convert any type that has an implementation of the trait. Both and return a that contains the specified type if there is no error. The turbofish () on can be omitted if the type can be inferred from context. Standard stream I/O ALGOL 68 additionally as the "unformatted" transput routines: read, write, get, and put. gets(x) and fgets(x, length, stdin) read unformatted text from stdin. Use of gets is not recommended. puts(x) and fputs(x, stdout) write unformatted text to stdout. fputs(x, stderr) writes unformatted text to stderr are defined in the module. Reading command-line arguments In Rust, and return iterators, and respectively. converts each argument to a and it panics if it reaches an argument that cannot be converted to UTF-8. returns a non-lossy representation of the raw strings from the operating system (), which can be invalid UTF-8. In Visual Basic, command-line arguments are not separated. Separating them requires a split function Split(string). The COBOL standard includes no means to access command-line arguments, but common compiler extensions to access them include defining parameters for the main program or using statements. Execution of commands Fortran 2008 or newer. References Programming constructs Basic instructions