Class StringExtensions

All String extensions.

Inheritance

object

StringExtensions

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

object.ToString()

Namespace: Code.Library.Extensions

Assembly: Code.Library.dll

Syntax

public static class StringExtensions

Methods

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Clean(string, bool)

Clean the content by replacing special characters/HTML tags.

Declaration

public static string Clean(this string content, bool removeHtml = true)

Parameters

Type	Name	Description
string	content	The content.
bool	removeHtml	The remove html.

Returns

Type	Description
string	The string.

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CleanForXss(string, params char[])

Cleans string to aid in preventing xss attacks.

Declaration

public static string CleanForXss(this string input, params char[] ignoreFromClean)

Parameters

Type	Name	Description
string	input	Input string.
char[]	ignoreFromClean	Characters to ignore during clean.

Returns

Type	Description
string	Cleaned string.

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EnsureEndsWith(string, char)

All String extensions.

Declaration

public static string EnsureEndsWith(this string input, char value)

Parameters

Type	Name	Description
string	input
char	value

Returns

Type	Description
string

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EnsureEndsWith(string, string)

All String extensions.

Declaration

public static string EnsureEndsWith(this string input, string toEndWith)

Parameters

Type	Name	Description
string	input
string	toEndWith

Returns

Type	Description
string

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EnsureStartsWith(string, char)

All String extensions.

Declaration

public static string EnsureStartsWith(this string input, char value)

Parameters

Type	Name	Description
string	input
char	value

Returns

Type	Description
string

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ExceptChars(string, HashSet<char>)

All String extensions.

Declaration

public static string ExceptChars(this string str, HashSet<char> toExclude)

Parameters

Type	Name	Description
string	str
HashSet<char>	toExclude

Returns

Type	Description
string

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GetLast(string, int)

Get last N characters from a string

Declaration

public static string GetLast(this string source, int numberOfChars)

Parameters

Type	Name	Description
string	source
int	numberOfChars

Returns

Type	Description
string

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IfNullOrWhiteSpace(string, string)

Returns default value if string is null or whitespace.

Declaration

public static string IfNullOrWhiteSpace(this string str, string defaultValue)

Parameters

Type	Name	Description
string	str	Input string.
string	defaultValue	Default value.

Returns

Type	Description
string	Returns default value if string is null or whitespace else return the string itself.

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IsLowerCase(char)

All String extensions.

Declaration

public static bool IsLowerCase(this char ch)

Parameters

Type	Name	Description
char	ch

Returns

Type	Description
bool

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IsNumber(string, bool)

true, if the string can be parsed as Double respective Int32 Spaces are not considred.

Declaration

public static bool IsNumber(this string s, bool floatpoint)

Parameters

Type	Name	Description
string	s	input string
bool	floatpoint	true, if Double is considered, otherwhise Int32 is considered.

Returns

Type	Description
bool	true, if the string contains only digits or float-point

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IsNumberOnly(string, bool)

true, if float-point is considered

Declaration

public static bool IsNumberOnly(this string s, bool floatpoint)

Parameters

Type	Name	Description
string	s
bool	floatpoint

Returns

Type	Description
bool	true, if the string contains only digits or float-point

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IsRtl(string)

To check whether the given string is Arabic.

Declaration

public static bool IsRtl(this string input)

Parameters

Type	Name	Description
string	input

Returns

Type	Description
bool	Returns True if Arabic

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IsUpperCase(char)

All String extensions.

Declaration

public static bool IsUpperCase(this char ch)

Parameters

Type	Name	Description
char	ch

Returns

Type	Description
bool

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IsValidEmailAddress(string)

To check whether the string is a valid email.

Declaration

public static bool IsValidEmailAddress(this string email)

Parameters

Type	Name	Description
string	email

Returns

Type	Description
bool

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IsValidUrl(string)

Validate if the given string is URL or not.

Declaration

public static bool IsValidUrl(this string url)

Parameters

Type	Name	Description
string	url	URL.

Returns

Type	Description
bool	True or False.

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MD5(string)

generates MD5.

Declaration

public static string MD5(this string s)

Parameters

Type	Name	Description
string	s

Returns

Type	Description
string

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Mask(string, int, string)

Mask the string.

Declaration

public static string Mask(this string value, int startIndex, string mask)

Parameters

Type	Name	Description
string	value	String that need to be masked
int	startIndex	zero index indicating mask start position
string	mask	mask that need to be applied, eg. ***

Returns

Type	Description
string	Usage: "123456789".Mask(3, "") => "12389"

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Nl2Br(string)

Replace \r\n or \n by

Declaration

public static string Nl2Br(this string s)

Parameters

Type	Name	Description
string	s

Returns

Type	Description
string

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OrIfNullOrWhiteSpace(string, string)

All String extensions.

Declaration

public static string OrIfNullOrWhiteSpace(this string input, string alternative)

Parameters

Type	Name	Description
string	input
string	alternative

Returns

Type	Description
string

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RemoveDiacritics(string)

All String extensions.

Declaration

public static string RemoveDiacritics(this string s)

Parameters

Type	Name	Description
string	s

Returns

Type	Description
string

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RemoveSpaces(string)

remove white space, not line end. Useful when parsing user input such phone, price int.Parse("1 000 000".RemoveSpaces(),.....

Declaration

public static string RemoveSpaces(this string s)

Parameters

Type	Name	Description
string	s

Returns

Type	Description
string

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ReplaceLastOccurrence(string, string, string)

Replace last occurance in a string

Declaration

public static string ReplaceLastOccurrence(this string source, string find, string replace)

Parameters

Type	Name	Description
string	source
string	find
string	replace

Returns

Type	Description
string

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Reverse(string)

Reverse the string.

Declaration

public static string Reverse(this string input)

Parameters

Type	Name	Description
string	input

Returns

Type	Description
string

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SanitizeURL(string)

returns "safe" URL, stripping anything outside normal charsets for URL

Declaration

public static string SanitizeURL(this string url)

Parameters

Type	Name	Description
string	url	Input URL string.

Returns

Type	Description
string	Safe URL.

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StripHtml(string)

Strips all html from a string.

Declaration

public static string StripHtml(this string text)

Parameters

Type	Name	Description
string	text	The text.

Returns

Type	Description
string	Returns the string without any html tags.

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ToFirstLower(string)

Returns a copy of the string with the first character converted to lowercase.

Declaration

public static string ToFirstLower(this string input)

Parameters

Type	Name	Description
string	input	The string.

Returns

Type	Description
string	The converted string.

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ToFirstLower(string, CultureInfo)

Returns a copy of the string with the first character converted to lowercase using the casing rules of the specified culture.

Declaration

public static string ToFirstLower(this string input, CultureInfo culture)

Parameters

Type	Name	Description
string	input	The string.
CultureInfo	culture	The culture.

Returns

Type	Description
string	The converted string.

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ToFirstLowerInvariant(string)

Returns a copy of the string with the first character converted to lowercase using the casing rules of the invariant culture.

Declaration

public static string ToFirstLowerInvariant(this string input)

Parameters

Type	Name	Description
string	input	The string.

Returns

Type	Description
string	The converted string.

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ToFirstUpper(string)

Returns a copy of the string with the first character converted to uppercase.

Declaration

public static string ToFirstUpper(this string input)

Parameters

Type	Name	Description
string	input	The string.

Returns

Type	Description
string	The converted string.

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ToFirstUpper(string, CultureInfo)

Returns a copy of the string with the first character converted to uppercase using the casing rules of the specified culture.

Declaration

public static string ToFirstUpper(this string input, CultureInfo culture)

Parameters

Type	Name	Description
string	input	The string.
CultureInfo	culture	The culture.

Returns

Type	Description
string	The converted string.

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ToFirstUpperInvariant(string)

Returns a copy of the string with the first character converted to uppercase using the casing rules of the invariant culture.

Declaration

public static string ToFirstUpperInvariant(this string input)

Parameters

Type	Name	Description
string	input	The string.

Returns

Type	Description
string	The converted string.

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ToFriendlyUrl(string)

The get friendly url.

Declaration

public static string ToFriendlyUrl(this string title)

Parameters

Type	Name	Description
string	title	The title.

Returns

Type	Description
string	The string.

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ToNullableBool(string)

string to nullable bool.

Declaration

public static bool? ToNullableBool(this string s)

Parameters

Type	Name	Description
string	s	Input string.

Returns

Type	Description
bool?	Null or bool.

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ToNullableInt32(string)

string to nullable int.

Declaration

public static int? ToNullableInt32(this string s)

Parameters

Type	Name	Description
string	s	string.

Returns

Type	Description
int?	integer or null.

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TruncateAtWord(string, int, bool)

Truncate string at a word near to the limit specified. Avoid word split.

Declaration

public static string TruncateAtWord(this string input, int length, bool appendDots = false)

Parameters

Type	Name	Description
string	input	string
int	length
bool	appendDots

Returns

Type	Description
string

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UppercaseWords(string)

Uppercase words. This program defines a method named UppercaseWords that is equivalent to the ucwords function in scripting languages such as PHP. The UppercaseWords method internally converts the string to a character array buffer.

Declaration

public static string UppercaseWords(string value)

Parameters

Type	Name	Description
string	value

Returns

Type	Description
string

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UrlAvailable(string)

Checks if URL is valid.

Declaration

public static bool UrlAvailable(this string httpUrl)

Parameters

Type	Name	Description
string	httpUrl

Returns

Type	Description
bool	true if available.

Examples

string url = "www.codeproject.com; if( !url.UrlAvailable()) ...codeproject is not available.