String

String related methods

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String.Len

function String.Len(): Int32; constref;

Returns the length of the string

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String.Pos

function String.Pos(SubStr: String): Int32; constref;

Returns the position of the position of the first occurance of the substring

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String.PosR

function String.PosR(SubStr: String): Int32; constref;

Returns the position of the position of the last occurance of the substring

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String.PosEx

function String.PosEx(SubStr: String): TIntegerArray; constref;

Returns the position of every occurance of the substring

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String.Startswith

function String.Startswith(Prefix: String): Boolean; constref;

Returns True if the string starts with the given string Prefix

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String.Endswith

function String.Endswith(Suffix: String): Boolean; constref;

Returns True if the string ends with the given string Suffix

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String.Capitalize

function String.Capitalize(): String; constref;

Returns the string with every word captalized

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String.Upper

function String.Upper(): String; constref;

Returns the string with every character converted to uppercase

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String.Lower

function String.Lower(): String; constref;

Returns the string with every character converted to lowercase

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String.After

function String.After(SubStr: String): String; constref;

Copy the string from after the first occurrence of SubStr

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String.Before

function String.Before(SubStr: String): String; constref;

Copy the string from before the first occurrence of SubStr

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String.Count

function String.Count(Str: String): Int32; constref;

Count the number of occurrences of the given string.

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String.Replace

function String.Replace(SubStr, ReplaceStr: String; Flags: TReplaceFlags=[rfReplaceAll]): String; constref;

Replace [all by default] occurrences of the given SubStr with with ReplaceStr

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String.Explode

function String.Explode(Delimiter: String): TStringArray; constref;

Blow up the string at each delimiter into smaller strings

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String.IsAlphaNum

function String.IsAlphaNum(): Boolean; constref;

Test if a string only contains alpha numerical characters.

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String.IsDigit

function String.IsDigit(): Boolean; constref;

Test if a sting is a digit

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String.IsFloat

function String.IsFloat(): Boolean; constref;

Test if a string is a floating point number

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String.IsAlpha

function String.IsAlpha(): Boolean; constref;

Test if a string only contains letters a-zA-Z

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String.ExtractNumbers

function String.ExtractNumbers(): TExtendedArray; constref;

Extract all the numbers found in the string, as there could be floating point numbers as well it reutnrs a TExtendedArray.

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String.ExtractNumbersEx

function String.ExtractNumbersEx(): TExtendedArray; constref;

Extract all the numbers found in the string, this time every number ends up in each their index. For example '1234' would return [1,2,3,4]

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String.FileExt

function String.FileExt(): String; constref;

Returns the file extension

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String.FileName

function String.FileName(): String; constref;

Returns the file name

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string * int32

operator * (left:String; Right:Int32): String;

Replicates the string the given amount of times. So 'ho!' * 3 would generate ho!ho!ho!

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string in string

operator in (left:String; Right:String): Boolean;

Returns True if the string exists in the other string. So 'hell' in 'hello world' would be True

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