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=={{header|Pascal}}==
See [[Balanced_brackets#Delphi | Delphi]]
=={{header|OxygenBasic}}==
<lang oxygenbasic>function CheckBrackets(string s) as bool
'=======================================
sys co, le=len s
byte b at strptr s
indexbase 0
for i=0 to <le
select b(i)
case "[" : co++
case "]" : co--
end select
if co<0 then return 0
next
if co=0 then return 1
end function
'TEST
'====
print CheckBrackets "" '1
print CheckBrackets "[" '0
print CheckBrackets "]" '0
print CheckBrackets "[]" '1
print CheckBrackets "[[]" '0
print CheckBrackets "[]]" '0
print CheckBrackets "[][]"'1
print CheckBrackets "][" '0
</lang>
=={{header|Perl}}==
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