Comparison of programming languages (string functions): Difference between revisions

Revision as of 20:04, 10 October 2016

Revision as of 14:13, 8 November 2016

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| <code>''string₁'' <> ''string₂''</code>

|[[Mathematica]]

|-

|concat ''string₁ string₂''

|[[Tcl]]

|}

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| Related

|}

{| class="wikitable sortable"

|- style="text-align:left;"

! Format !! Languages

|-

| <code>''string_in_string''(''string'', '''loc int''', ''substring'')</code>

| [[ALGOL 68]]

|-

| <code>''ContainsStr''(''string'', ''substring'')</code>

| [[Object Pascal]] ([[Delphi (programming language)|Delphi]])

|-

| <code>strstr(''string'', ''substring'') != NULL</code>

| [[C (programming language)|C]], [[C++]] (<code>char *</code> only)

|-

| <code>''string''.Contains(''substring)</code>

| [[C Sharp (programming language)|C#]], [[Visual Basic .NET|VB .NET]], [[Windows PowerShell]], [[F Sharp (programming language)|F#]]

|-

| <code>''string''.contains(''substring'')</code>

| [[Cobra (programming language)|Cobra]], [[Java (programming language)|Java]] (1.5+)

|-

| <code>''string''.indexOf(''substring'') &gt;= 0</code>

|[[JavaScript]]

|-

| <code>strpos(''string'', ''substring'') !== false</code>

|[[PHP]]

|-

| <code>pos(''string'', ''substring'') &lt;&gt; 0</code>

|[[Seed7]]

|-

| <code>''substring'' in ''string''</code>

|[[Cobra (programming language)|Cobra]], [[Python (programming language)|Python]] (2.3+)

|-

| <code>string.find(''string'', ''substring'') ~= nil</code>

|[[Lua (programming language)|Lua]]

|-

| <code>''string''.include?(''substring'')</code>

|[[Ruby (programming language)|Ruby]]

|-

| <code>Data.List.isInfixOf ''substring'' ''string''</code>

|[[Haskell (programming language)|Haskell]] (GHC 6.6+)

|-

| <code>''string'' includesSubstring: ''substring''</code>

|[[Smalltalk]] ([[Squeak]], [[Pharo]], [[Smalltalk/X]])

|-

| <code>String.isSubstring ''substring'' ''string''</code>

|[[Standard ML]]

|-

| <code>(search ''substring'' ''string'')</code>

|[[Common Lisp]]

|-

| <code>(not (null (string-index ''substring'' ''string'')))</code>

|[[ISLISP]]

|-

| <code>(substring? ''substring'' ''string'')</code>

|[[Clojure]]

|-

| <code>! StringFreeQ[''string'', ''substring'']</code>

|[[Mathematica]]

|-

| <code>index(''string'', ''substring'', ''startpos'')>0</code>

|[[Fortran, PL/I]]<ref name="contain1">''startpos'' is IBM extension.</ref>

|-

| <code>strings.Contains(''string'', ''substring'')</code>

| [[Go (programming language)|Go]]

|-

| <code>''string''.find(''substring'') != string::npos</code>

| [[C++]]

|-

| <code>[''string'' containsString:''substring'']</code>

|[[Objective-C]] (<code>NSString *</code> only, iOS 8+/OS X 10.10+)

|-

| <code>''string''.rangeOfString(''substring'') != nil</code>

|[[Swift (programming language)|Swift]] (Foundation)

|}

¢ Example in [[ALGOL 68]] ¢

string in string("e", '''loc int''', "Hello mate"); ¢ returns '''true''' ¢

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|-

| <code>index(''string'', ''substring'', ''startpos'' )</code>

|[[PL/I]]<ref name="contain1">''startpos'' is IBM extension.</ref>

|returns 0 (positions start at 1)

|-

| <code>''string''.indexOf(''substring''«,''startpos''«, ''charcount''»»)</code>

|[[Cobra (programming language)|Cobra]]

|returns −1

|-

|string first ''substring string startpos''

|[[Tcl]]

|returns −1

|}

Line 1,034 ⟶ 967:

|-

| <code>''formatstring''.format(''items'')</code>

|[[Python scripting language|Python]]

|Python

|.NET

|-

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|[[Cobra (programming language)|Cobra]]

|.NET

|-

|format ''formatstring items''

|[[Tcl]]

|C

|}

Line 1,606 ⟶ 1,543:

| number of characters and number of bytes, respectively

| [[COBOL]]

|-

|string length ''string''

|a decimal string giving the number of characters

|[[Tcl]]

|}

Line 1,751 ⟶ 1,692:

| <code>''string''.toLower</code>

|[[Cobra (programming language)|Cobra]]

|-

|string tolower ''string''

|[[Tcl]]

|}

Line 2,006 ⟶ 1,950:

| <code>String(reverse(''string''))</code>

|[[Swift (programming language)|Swift]] (1.2)

|-

|string reverse ''string''

|[[Tcl]]

|}

Line 2,125 ⟶ 2,072:

|[[Smalltalk]]

|returns 0

|-

|string last ''substring string startpos''

|[[Tcl]]

|returns −1

|}

Line 2,340 ⟶ 2,291:

| <code>''string''.split«(''sepchars''«, ''limit''«, ''options''»»)»</code>

|[[Cobra (programming language)|Cobra]]

|-

|split ''string separator''

|[[Tcl]]

|}

Line 2,505 ⟶ 2,459:

|Ya

| <code>''string'' (''startpos'':''numChars'')</code>

|-

|string range ''string startpos endpos''

|[[Tcl]]

|

|}

Line 2,650 ⟶ 2,608:

| <code>''string''.toUpper</code>

|[[Cobra (programming language)|Cobra]]

|-

|string toupper ''string''

|[[Tcl]]

|}

Line 2,953 ⟶ 2,914:

*[http://www.freebasic.net/wiki/wikka.php?wakka=CatPgString FreeBASIC String Functions]

*[http://reference.wolfram.com/mathematica/guide/StringManipulation.html Reference.wolfram.com]

*[http://www.tcl.tk/man/tcl/TclCmd/string.htm Tcl reference for string commands]

[[Category:Programming language comparisons|*String functions]]