115 lines
3.7 KiB
VB.net
115 lines
3.7 KiB
VB.net
#Region "Microsoft.VisualBasic::bf50accd923ab11048ea99ebb369101f, Microsoft.VisualBasic.Core\My\JavaScript\String.vb"
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' Author:
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'
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' asuka (amethyst.asuka@gcmodeller.org)
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' xie (genetics@smrucc.org)
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' xieguigang (xie.guigang@live.com)
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'
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' Copyright (c) 2018 GPL3 Licensed
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'
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'
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' GNU GENERAL PUBLIC LICENSE (GPL3)
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'
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'
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' This program is free software: you can redistribute it and/or modify
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' it under the terms of the GNU General Public License as published by
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' the Free Software Foundation, either version 3 of the License, or
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' (at your option) any later version.
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'
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' This program is distributed in the hope that it will be useful,
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' but WITHOUT ANY WARRANTY; without even the implied warranty of
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' MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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' GNU General Public License for more details.
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'
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' You should have received a copy of the GNU General Public License
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' along with this program. If not, see <http://www.gnu.org/licenses/>.
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' /********************************************************************************/
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' Summaries:
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' Module [String]
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'
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' Function: includes, (+2 Overloads) match, parseInt, (+2 Overloads) substr, (+2 Overloads) test
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'
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' Sub: match
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'
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'
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' /********************************************************************************/
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#End Region
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Imports System.Runtime.CompilerServices
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Imports System.Text.RegularExpressions
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Imports r = System.Text.RegularExpressions.Regex
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Namespace My.JavaScript
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Public Module [String]
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<MethodImpl(MethodImplOptions.AggressiveInlining)>
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Public Function parseInt(s As String, Optional radix% = 10) As Integer
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Return Convert.ToInt32(s, radix)
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End Function
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<MethodImpl(MethodImplOptions.AggressiveInlining)>
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<Extension>
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Public Function substr(str$, start%) As String
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Return str.Substring(start)
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End Function
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<MethodImpl(MethodImplOptions.AggressiveInlining)>
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<Extension>
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Public Function substr(str$, start%, length%) As String
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Return str.Substring(start, length)
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End Function
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<Extension>
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Public Function includes(str$, part$) As Boolean
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If str.StringEmpty Then
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Return False
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ElseIf part.StringEmpty Then
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Return True
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Else
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Return str.Contains(part)
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End If
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End Function
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<MethodImpl(MethodImplOptions.AggressiveInlining)>
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<Extension>
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Public Function test(pattern$, target$) As Boolean
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Return r.Match(target, pattern).Success
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End Function
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<MethodImpl(MethodImplOptions.AggressiveInlining)>
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<Extension>
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Public Function test(r As Regex, target$) As Boolean
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Return r.Match(target).Success
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End Function
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<Extension>
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Public Sub match(text$, pattern$, ByRef a$, ByRef b$, Optional ByRef c$ = Nothing)
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Dim parts = text.Match(pattern)
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a = parts.ElementAtOrNull(0)
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b = parts.ElementAtOrNull(1)
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c = parts.ElementAtOrNull(2)
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End Sub
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<MethodImpl(MethodImplOptions.AggressiveInlining)>
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<Extension>
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Public Function match(text$, pattern$) As String()
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Return r.Match(text, pattern).Captures.AsQueryable.Cast(Of String).ToArray
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End Function
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<MethodImpl(MethodImplOptions.AggressiveInlining)>
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<Extension>
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Public Function match(text$, pattern As r) As String()
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Return pattern.Match(text).Captures.AsQueryable.Cast(Of String).ToArray
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End Function
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End Module
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End Namespace
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