The "Unknown:"s below indicate that an entry is incomplete.
| begin ... end(1) | block (grouping statements, especially when statements are not expressions) |
| nothing needed | breaking lines (useful when end-of-line and/or indentation has a special meaning) |
| (* ... *) | commenting (nestable) |
| { ... } | commenting (nestable) |
| < > <= >= | comparison |
| = <> | equality / inequality (deep) |
| ( ... ) | grouping expressions |
| case-insensitive | tokens (case-sensitivity (keywords, variable identifiers...)) |
| CamelCase or camelCase | tokens (what is the standard way for scrunching together multiple words) |
| := | variable assignment or declaration (assignment) |
| v: t | variable assignment or declaration (declaration) |
Unknown:
documentation comment
information about the current line and file
tokens (variable identifier regexp)
comparison (returns 3 values (i.e. inferior, equal or superior))
comparison (min / max (binary or more))
| f(a,b,...) | function call |
| f | function call (with no parameter) |
function f(para1 : typ1, para2 : typ2, ...) : retval; var retval : typ0; begin ... end | function definition |
procedure f(para1 : typ1; para2, para3 : typ2); begin ... end | function definition (procedures) |
| <function name> := val | function return value (setting the result) |
| goto | breaking control flow (goto (unconditional jump)) |
| if c then ... | if_then |
| if c then begin b1 end else begin b2 end | if_then_else |
| repeat ... until c | loop (do something until condition) |
| for X := 10 downto 1 do ... | loop (for each value in a numeric range, 1 decrement) |
| for i := 1 to 10 do ... | loop (for each value in a numeric range, 1 increment (see also the entries about ranges)) |
| while c do ... | loop (while condition do something) |
case val of v1 : ...; v2, v3 : ... else ... end | multiple selection (switch) |
| ; | sequence |
Unknown:
loop (for each value in a numeric range, free increment)
breaking control flow (returning a value)
breaking control flow (continue / break)
| : | annotation (or variable declaration) |
| t(e) | cast (upcast) |
| type n = t | declaration |
| const x: T | mutability, constness (type of a constant value) |
| val x: T | mutability, constness (type of a mutable value) |
| uses p | import (everything into current namespace) |
| . | package scope |
Unknown:
declare
| chr | ascii to character |
| 'z' | character "z" |
| ord | character to ascii |
| all strings allow multi-line strings | multi-line |
| write | simple print (on strings) |
| writeln | simple print (on strings) |
| + | string concatenation |
| Length | string size |
| '...' | strings (with no interpolation of variables) |
| string | type name |
| UpperCase / LowerCase | uppercase / lowercase / capitalized string |
Unknown:
character type name
strings (with interpolation of variables)
strings (end-of-line (without writing the real CR or LF character))
convert something to a string (see also string interpolation)
serialize (marshalling)
unserialize (un-marshalling)
sprintf-like
string equality & inequality
duplicate n times
upper / lower case character
accessing n-th character
extract a substring
locate a substring
locate a substring (starting at the end)
| false | false value |
| not(2) | logical not |
| or / and | logical or / and (non short circuit (always evaluates both arguments)) |
| true | true value |
| Boolean | type name |
| a[i] | list/array indexing |
| (n1, n2, ...) | enumerated type declaration |
| a .. b | range (inclusive .. inclusive) |
| . | record (selector) |
| addr(3) | reference (pointer) (creation) |
| @(3) | reference (pointer) (creation) |
| ^(4) | reference (pointer) (dereference) |
Unknown:
tuple constructor
optional value (null value)
optional value (value)
optional value (null coalescing)
record (type declaration)
union type declaration
dictionary (type name)
dictionary (constructor)
dictionary (access)
dictionary (has the key ?)
dictionary (remove by key)
dictionary (list of keys)
dictionary (list of values)
dictionary (merge)
| ln | logarithm (base e) |
| mod | modulo (modulo of -3 / 2 is -1) |
| 1000 | numbers syntax (integers) |
| sqrt / exp / abs | square root / e-exponential / absolute value |
| sin / cos / tan | trigonometry (basic) |
Unknown:
type name
numbers syntax (integers in base 2, octal and hexadecimal)
numbers syntax (floating point)
addition / subtraction / multiplication / division
negation
random (random number)
random (seed the pseudo random generator)
operator priorities and associativities
trigonometry (inverse)
logarithm (base 10)
truncate / round / floor / ceil
bitwise operators