Character.IsJavaIdentifierStart Method
Definition
Important
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Overloads
IsJavaIdentifierStart(Int32) |
Determines if the character (Unicode code point) is permissible as the first character in a Java identifier. |
IsJavaIdentifierStart(Char) |
Determines if the specified character is permissible as the first character in a Java identifier. |
IsJavaIdentifierStart(Int32)
Determines if the character (Unicode code point) is permissible as the first character in a Java identifier.
[Android.Runtime.Register("isJavaIdentifierStart", "(I)Z", "")]
public static bool IsJavaIdentifierStart (int codePoint);
[<Android.Runtime.Register("isJavaIdentifierStart", "(I)Z", "")>]
static member IsJavaIdentifierStart : int -> bool
Parameters
- codePoint
- Int32
the character (Unicode code point) to be tested.
Returns
true
if the character may start a Java identifier;
false
otherwise.
- Attributes
Remarks
Determines if the character (Unicode code point) is permissible as the first character in a Java identifier.
A character may start a Java identifier if and only if one of the following conditions is true: <ul> <li> #isLetter(int) isLetter(codePoint)
returns true
<li> #getType(int) getType(codePoint)
returns LETTER_NUMBER
<li> the referenced character is a currency symbol (such as '$'
) <li> the referenced character is a connecting punctuation character (such as '_'
). </ul>
Added in 1.5.
Java documentation for java.lang.Character.isJavaIdentifierStart(int)
.
Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.
Applies to
IsJavaIdentifierStart(Char)
Determines if the specified character is permissible as the first character in a Java identifier.
[Android.Runtime.Register("isJavaIdentifierStart", "(C)Z", "")]
public static bool IsJavaIdentifierStart (char ch);
[<Android.Runtime.Register("isJavaIdentifierStart", "(C)Z", "")>]
static member IsJavaIdentifierStart : char -> bool
Parameters
- ch
- Char
the character to be tested.
Returns
true
if the character may start a Java identifier;
false
otherwise.
- Attributes
Remarks
Determines if the specified character is permissible as the first character in a Java identifier.
A character may start a Java identifier if and only if one of the following conditions is true: <ul> <li> #isLetter(char) isLetter(ch)
returns true
<li> #getType(char) getType(ch)
returns LETTER_NUMBER
<li> ch
is a currency symbol (such as '$'
) <li> ch
is a connecting punctuation character (such as '_'
). </ul>
<b>Note:</b> This method cannot handle supplementary characters. To support all Unicode characters, including supplementary characters, use the #isJavaIdentifierStart(int)
method.
Added in 1.1.
Java documentation for java.lang.Character.isJavaIdentifierStart(char)
.
Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.