best method for select within all dimensions of an array

hello

when selecting in a table with a text[]

there's an sql command for looking all dimensions of the array
something like 'where text[*] = 'bla' '

or only should be implemented trought a 'for (i=0; i<maxDimension; i++)
select blo where text[i] = 'bla' '

?

bests from barcelona

jaume teixi