WoW:API gsub: Difference between revisions
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+ strreplace
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(+ strreplace) |
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{{ | {{luaapi}} | ||
string.gsub(s, pattern, replace [, n]) | string.gsub(s, pattern, replace [, n]) | ||
gsub(s, pattern, replace [, n]) | |||
strreplace(s, pattern, replace [, n]) | |||
This is a very powerful function and can be used in multiple ways. Used simply it can replace all instances of the pattern provided with the replacement. A pair of values is returned, the modified string and the number of substitutions made. The optional fourth argument n can be used to limit the number of substitutions made: | This is a very powerful function and can be used in multiple ways. Used simply it can replace all instances of the pattern provided with the replacement. A pair of values is returned, the modified string and the number of substitutions made. The optional fourth argument n can be used to limit the number of substitutions made: | ||
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> = string.gsub("banana", "(a)(n)", function(a,b) return b..a end) -- reverse any "an"s | > = string.gsub("banana", "(a)(n)", function(a,b) return b..a end) -- reverse any "an"s | ||
bnanaa 2 | bnanaa 2 | ||