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Declaration:-
function substr_iexists(const str, sub: string): boolean;
Arguments:-
| str |
Source string for search |
| sub |
Substring to search for |
Description:-
Tells whether haystack str contains needle sub. In difference from substr_exists this function is case insensitive.
Returns:-
TRUE on positive search result, FALSE on negative.
Usage:-
s := 'Does this haystack contain any NeedLes?';
if substr_iexists(s, 'needle') then
writeln('Needle exists')
else
writeln('Needle does not exist');
See also:-
substr_exists, substr_count, substr_pos.
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