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Check whether a string is empty, disregarding whitespace characters
Source position: strutils.pp line 173
function IsEmptyStr(  | 
const S: string;  | 
const EmptyChars: TSysCharSet  | 
):Boolean;  | 
S  | 
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String to check  | 
EmptyChars  | 
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Characters to consider as whitespace  | 
True if the string consists solely of empty characters.
IsEmptyStr returns True if the string S only contains characters whitespace characters, all characters in EmptyChars are considered whitespace characters. If a character not present in EmptyChars is found in S, False is returned.
None.
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Check whether a string matches a wildcard search expression.  | 
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Search for a substring in a string, using wildcards.  | 
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Check for the presence of a word in a string.  |