Umstieg zu JayMo / Vergleich mit PHP, Ruby, Java
Vergleich mit PHP, Ruby, Java
| JayMo | PHP | Ruby | Java |
|---|---|---|---|
| Kommentar Zeilenende | |||
| # comment | # comment // comment |
# comment | // comment |
| Kommentar Mehrzeilig | |||
| /* line1 line2 */ |
/* line1 line2 */ |
=begin line1 line2 =end |
/* line1 line2 */ |
| Befehls-Trenner | |||
| newline or ; | ; | newline or ; | ; |
| Block-Trenner | |||
| indent with tabulator | {} | {} do end |
{} |
Variablen |
|||
| JayMo | PHP | Ruby | Java |
| Definition Variable | |||
| a = 1 | $a = 1; | a = 1 | int a = 1; |
| Definition Konstante | |||
| A = 1 | define("A", 1); const A = 1; |
A = 1 | final int a = 1; |
| Inkrement, Dekrement | |||
| a=++ a=-- a.inc a.dec |
$a++; $a--; |
x = x.succ x = x.pred |
a++; |
| Null | |||
| nil null |
null | nil | null |
| Null-Prüfung | |||
| a.isNil a == nil |
is_null($a) ! isset($a) |
a == nil a.nil? |
a == null |
| Logische Operatoren | |||
| && || ^^ !&& !|| !^^ ! .and .or .xor .nand .nor .xnor .not |
&& || ! and or xor |
&& || ! and or not |
&& || ^ ! |
| Potenz | |||
| 5** 5**2 5.pow 5.pow(2) |
pow(5, 2) | 5 ** 2 | Math.pow(5, 2) |
| Quadratwurzel | |||
| 25// 25//2 25.sqrt 25.root(2) |
sqrt(25) | sqrt(25) | Math.sqrt(25) |
| Absolut-Wert | |||
| 2.3.abs | abs(2.3) | 2.3.abs | Math.abs(2.3) |
Strings |
|||
| JayMo | PHP | Ruby | Java |
| Literal | |||
| "JayMo says \"Hello\"" | "PHP says \"Hello\"" 'PHP says "Hello"' |
"Ruby says \"Hello\"" 'Ruby says "Hello"' |
"Java says \"Hello\"" |
| Text-Blöcke | |||
| """"line1 line2 line3"""" |
<<<BLOCK line1 line2 line3 BLOCK; |
<<BLOCK line1 line2 line3 BLOCK |
|
| Verbinden | |||
| s = "Hallo " + "Welt" | $s = "Hallo "."Welt"; | s = "Hallo " + "Welt" | String s = "Hallo " + "Welt"; |
| Trimmen | |||
| " lorem ".trim " lorem ".trimLeft " lorem ".trimRight " lorem ".trim(' ') |
trim(" lorem ") ltrim(" lorem ") rtrim(" lorem ") |
" lorem ".strip " lorem ".lstrip " lorem ".rstrip |
" lorem ".trim() |
| Replizieren | |||
| "abc" * 5 | str_repeat("abc", 5) | "abc" * 5 | String s = "abc"; String t = ""; for(int i=1; i<=5; i++) t = t+s; |
| Groß-/Klein | |||
| "Abc".upper "Abc".lower "Abc".caseUp "Abc".caseDown |
"Abc".toUpperCase() "Abc".toLowerCase() |
"Abc".ToUpper() "Abc".ToLower() |
"Abc".toUpperCase() "Abc".toLowerCase() |
| Splitten | |||
| "Lorem ipsum".split(' ') "Lorem ipsum" / 2 "Lorem ipsum".div(2) "Lorem ipsum".group(6) |
"Lorem ipsum".split(" ") | "Lorem ipsum".Split(' ') | "Lorem ipsum".split(" ") |
| Länge | |||
| "abc".getLength "abc".length "abc".len |
strlen("abc") | "abc".Length | "abc".length() |
| Schneiden | |||
| "Hello".cut(2,2) "Hello".area(2,3) |
substr("Hello", 1, 3) | "Hello".Substring(1,3) | "Hello".substring(1,3) |
| Zeichen | |||
| "Hello"[2] "Hello".get(2) "Hello".charAt(2) |
substr("Hello", 1, 1) | "Hello"[1] | "Hello".charAt(1) |
Arrays / Listen |
|||
| JayMo | PHP | Ruby | Java |
| Erzeugen | |||
| a = List(1, 2, 3) a = [1, 2, 3] |
$a = [1, 2, 3]; | a = [1, 2, 3] | int[] a = new int[]{1, 2, 3}; |
| Länge | |||
| a.getLength a.length a.len |
count($a) | a.size a.length |
a.length() |
Funktionen |
|||
| JayMo | PHP | Ruby | Java |
| Definition | |||
| ::myAdd(Int a, Int b) Int Return a + b ::myAdd(a, b) § = a + b ::myAdd(a, b) = a + b |
function myAdd($a, $b) { return $a + $b; } |
def myAdd(a, b) a + b end |
private int myAdd(int a, int b) { return a + b; } |
| Aufruf | |||
| this.myAdd(2, 3) °myAdd(2, 3) |
myAdd(2, 3); | myAdd 2, 3 | this.myAdd(2, 3); |
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