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Comparison of programming languages (basic instructions): Difference between revisions

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Line 2,074:
| <code>while ''condition'' { ''instructions'' }</code>
| 2.x:<br/><code>repeat { ''instructions'' } while ''condition''</code><br/>1.x:<br/><code>do { ''instructions'' } while ''condition''</code>
| <code>for ''i'' = ''first'' ... ''last'' { ''instructions'' }</code><br/>or<br/><code>for ''i'' = ''first'' ..< ''last+1''+1 { ''instructions'' }</code><br/>or<br/><code>for var ''i'' = ''first''; ''i'' <= ''last''; ''i''++ { ''instructions'' }</code>
| <code>for ''item'' in ''set'' { ''instructions'' }</code>
|-
Line 2,116:
| <code>(loop{{indent|2}}while ''condition''{{indent|2}}do{{indent|2}}''instructions'')</code><br/>or<br/><code>(do () (''notcondition''){{indent|2}}''instructions'')</code>
| <code>(loop{{indent|2}}do{{indent|2}}''instructions''{{indent|2}}while ''condition'')</code>
| <code>(loop{{indent|2}}for i from ''first'' to ''last «by 1»''{{indent|2}}do{{indent|2}}''instructions'')</code><br/>or<br/><code>(dotimes (i N){{indent|2}}''instructions'')</code><br/>or<br/><code>(do ((i ''first'' {{codett|2=lisp|1=(1+ i))) ((>=i}} ''last''))<br/>{{indent|2}}''instructions'')</code>
| <code>(loop{{indent|2}}for ''item'' in ''list''{{indent|2}}do{{indent|2}}''instructions'')</code><br/>or<br/><code>(loop{{indent|2}}for ''item'' across ''vector''{{indent|2}}do{{indent|2}}''instructions'')</code><br/>or<br/><code>(dolist (''item list''){{indent|2}}''instructions'')</code><br/>or<br/><code>(mapc ''function list'')</code><br/>or<br/><code>(map ''type function sequence'')</code>
|-
| [[Scheme (programming language)|Scheme]]
| <code>(do () (''notcondition'') ''instructions'')</code><br/>or<br/><code>{{codett|2=scheme|(let loop () (if}} ''condition'' (begin ''instructions'' (loop))))</code>
| <code>{{codett|2=scheme|(let loop () (}}''instructions'' (if ''condition'' (loop))))</code>
| <code>(do ((i ''first'' {{codett|2=scheme|1=(+ i 1))) ((>= i}} ''last'')) ''instructions'')</code><br/>or<br/><code>{{codett|2=scheme|(let loop ((i}} ''first''{{codett|2=scheme|1)) (if (< i}} ''last'') (begin ''instructions'' {{codett|2=scheme|(loop (+ i 1)))))}}</code>
| <code>{{codett|2=scheme|(for-each (lambda (}}''item'') ''instructions'') ''list'')</code>
|-
| [[ISLISP]]
| <code>(while ''condition instructions'')</code>
| <code>{{codett|2=lisp|1=(tagbody loop}} ''instructions'' (if ''condition'' {{codett|2=lisp|1=(go loop))}}</code>
| <code>{{codett|2=lisp|1=(for ((i}} ''first'' {{codett|2=lisp|1=(+ i 1))) ((>= i}} ''last'')) ''instructions'')</code>
| <code>{{codett|2=lisp|1=(mapc (lambda (}}''item'') ''instructions'') ''list'')</code>
|-
| [[Pascal (programming language)|Pascal]]
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| <code>raise ''exception_name'' «with ''string_expression»''</code>
| <code>begin{{indent|2}}''statements''<br/>exception{{indent|2}}when ''exception_list<sub>1</sub>'' <nowiki>=></nowiki> ''statements;''{{indent|2}}when ''exception_list<sub>2</sub>'' <nowiki>=></nowiki> ''statements;''<br/>''...''{{indent|2}}«when others <nowiki>=></nowiki> ''statements;''»<br/>end</code>{{ref|Ada_uncaught_exceptions|[b]}}
| <code>{{codett|2=ada|1=pragma Assert}} («Check <nowiki>=></nowiki>» ''boolean_expression'' ««Message =>» ''string_expression''»)<br/>''[function {{pipe}} procedure {{pipe}} entry]'' with{{indent|2}}Pre <nowiki>=></nowiki> ''boolean_expression''{{indent|2}}Post <nowiki>=></nowiki> ''boolean_expression''<br/>''any_type'' with Type_Invariant <nowiki>=></nowiki> ''boolean_expression''</code>
|-
| [[APL (programming language)|APL]]
| <code>''«string_expression»'' ⎕SIGNAL ''number_expression''</code>
| <code>:Trap ''number«s»_expression''{{indent|2}}''statements''<br/>«:Case ''number«s»_expression''{{indent|2}}''statements''»<br/>''...''<br/>«:Else ''number«s»_expression''{{indent|2}}''statements''»<br/>:EndTrap</code>
| <code>''«string_expression»'' {{codett|⎕SIGNAL 98/⍨~|apl}}''condition''</code>
|-
| [[C (programming language)|C]] ([[C99]])
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| [[Windows PowerShell]]
| <code>trap «[''exception'']» { ''instructions'' } ''... instructions''</code><br/>or<br/><code>try { ''instructions'' } catch «[''exception'']» { ''instructions'' } ''...'' «finally { ''instructions'' }»</code>
| <code>{{codett|[Debug]::Assert(|ps1}}''condition'')</code>
|-
| [[Objective-C]]
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| [[Perl]]
| rowspan=2| <code>die ''exception'';</code>
| <code>eval { ''instructions'' {{codett|}; if ($@) {|perl}} ''instructions'' }</code>
| {{dunno}}
|-
Line 2,333:
| [[Visual Basic (classic)|Visual Basic]]
| <code>Err.Raise ''ERRORNUMBER''</code>
| <code>{{codett|2=vbnet|With New}} ''Try''{{codett|2=vbnet|: On Error Resume Next}}{{indent|2}}''OneInstruction<br/>.Catch''{{codett|2=vbnet|: On Error GoTo 0: Select Case}} ''.Number''{{indent|2}}Case ''SOME_ERRORNUMBER''{{indent|4}}''instructions''<br/>{{codett|2=vbnet|End Select: End With}}</code><syntaxhighlight lang="vbnet">
'*** Try class ***
Private mstrDescription As String
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| <code>Throw ''exception''</code><br/>or<br/><code>Error ''errorcode''</code>
| <code>Try{{indent|2}}''instructions''<br/>Catch« ''name'' As ''exception''»« When ''condition''»{{indent|2}}''instructions''<br/>''...''<br/>«Finally{{indent|2}}''instructions''»<br/>End Try</code>
| <code>System.Diagnostics.<wbr/code><code>Debug.Assert(''condition'')</code><br/>or<br/><code>System.Diagnostics.<wbr/>Trace.Assert(''condition'')</code>
|-
| [[Xojo]]
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|- valign="top"
| [[JavaScript]]
| <code>function foo(''«parameters»'') { ''instructions'' }</code><br/>or<br/><code>{{codett|2=javascript|1=var foo = function (}}''«parameters»'') { ''instructions'' }</code><br/>or<br/><code>{{codett|2=javascript|1=var foo = new Function (}}''"«parameter»"'', ''...'', ''"«last parameter»"'' "''instructions''");</code>
| <code>function foo(''«parameters»'') { ''instructions ...'' return ''value''; }</code>
| {{n/a}}
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| [[Common Lisp]]
| rowspan=3| <code>(foo ''«parameters»'')</code>
| <code>([[defun]] foo (''«parameters»''){{indent|2}}''instructions'')</code><br/>or<br/><code>{{codett|2=lisp|1=(setf (symbol-function <nowiki>'</nowiki>}}''symbol''){{indent|2}}''function'')</code>
| <code>([[defun]] foo (''«parameters»''){{indent|2}}''...{{indent|2}}value'')</code>
| rowspan=3 {{n/a}}
Line 2,723:
| [[Forth (programming language)|Forth]]
| <code>''«parameters» ''FOO</code>
| <code>{{codett|2=forth|: FOO « stack effect comment:}} ('' before'' -- ) »{{indent|2}}''instructions''<br/>;</code>
| <code>{{codett|2=forth|: FOO « stack effect comment:}} ('' before'' -- ''after'' ) »{{indent|2}}''instructions''<br/>;</code>
| {{n/a}}
|- valign="top"
Line 2,735:
| [[Perl]]
| <code>foo(''«parameters»'')</code><br/>or<br/><code>&foo«(''parameters'')»</code>
| <code>{{codett|2=perl|sub foo { «my (}}''parameters'') = @_;» ''instructions ''}</code>
| <code>{{codett|2=perl|sub foo { «my (}}''parameters'') = @_;» ''instructions''... «return» ''value''; }</code>
|- valign="top"
| [[Raku (programming language)|Raku]]
| <code>foo(''«parameters»'')</code><br/>or<br/><code>&foo«(''parameters'')»</code>
| <code>{{codett|2=raku|«multi »sub foo(}}''parameters'') { ''instructions'' }</code>
| <code>«our «''«type''» »{{codett|2=raku|«''multi »sub foo(}}''parameters'') { ''instructions ...'' «return» ''value''; }</code>
|- valign="top"
| [[Ruby (programming language)|Ruby]]
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