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java.lang.Objectcds.util.Conv
Class containing static methods for some particular conversions
Some comments:
The methods converting strings to intorlong are faster that the regular
Java classes (Integer.parseInt() or Long.parseLong())
Constructor Summary | |
Conv()
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Method Summary | |
static int |
str2int(java.lang.String str)
Converts a String into an integer. |
static int |
str2int(java.lang.String str,
int begin,
int end)
Converts a subset of a String into an integer The substring must contain only digits, and can begin with a + ou - sign. |
static long |
str2long(java.lang.String str)
Converts a String into an long The string must contain only digits, and can begin with a + ou - sign. |
static long |
str2long(java.lang.String str,
int begin,
int end)
Converts a subset of a String into an long The substring must contain only digits, and can begin with a + ou - sign. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
public Conv()
Method Detail |
public static final int str2int(java.lang.String str)
str
- String to convert
public static int str2int(java.lang.String str, int begin, int end)
str
- String to convertbegin
- first character to use in the String (counted from 0)end
- first char after the number (= first char not to use)
java.lang.NumberFormatException
- if the string contains non digit characterspublic static final long str2long(java.lang.String str)
str
- String to convert
java.lang.NumberFormatException
- if the string contains non digit characterspublic static final long str2long(java.lang.String str, int begin, int end)
str
- String to convertbegin
- first character to use in the String (counted from 0)end
- first char after the number (= first char not to use)
java.lang.NumberFormatException
- if the string contains non digit characters
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