The StringHandling
routines allow you to carry out various kinds of
operations and tests on alphanumeric expressions, based on Java methods.
To access these routines, double-click StringHandling under the
system folder. The StringHandling
class
includes the following routines:
Routine |
Description |
Syntax |
---|---|---|
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Checks whether the expression is arranged in alphabetical order.
Returns the |
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Checks whether the expression contains alphabetical characters only,
or otherwise. Returns the |
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Replaces an element of a string with a defined replacement element and returns the new string. |
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Returns the number of times a substring occurs within a string. |
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Converts all uppercase letters in an expression into lowercase and returns the new string. |
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Converts all lowercase letters in an expression into uppercase and returns the new string. |
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Encloses an expression in double quotation marks. |
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Substitutes all substrings that match the given regular expression in the given old string with the given replacement and returns a new string. |
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Returns the position of the first character in a specified substring,
within a whole string. If the substring specified does not exist in
the whole string, the value |
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Specifies a substring which corresponds to the first n characters in a string. |
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Specifies a substring which corresponds to the last n characters in a string. |
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Calculates the length of a string. |
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Generates a string consisting of a specified number of blank spaces. |
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Encloses an expression in single quotation marks. |
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Generates a particular character a the number of times specified. |
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Deletes the spaces and tabs before the first non-blank character in a string and after the last non-blank character, then returns the new string. |
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Deletes all the spaces and tabs after the last non-blank character in a string and returns the new string. |
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Deletes all the spaces and tabs preceding the first non-blank character in a string. |
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Returns a portion of a string. It counts all characters, including blanks, starting at the beginning of the string. |
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Removes blanks or characters from the beginning of a string. |
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Removes blanks or characters from the end of a string. |
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Converts a string to a specified length by adding blanks or characters to the beginning of the string. |
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Converts a string to a specified length by adding blanks or characters to the end of the string. |
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Returns the position of a character set in a string, counting from left to right and starting from 1. Note that it returns |
For example, |
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Converts numeric values to text strings. |
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