22 lines
449 B
Swift
22 lines
449 B
Swift
extension String {
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func camelCaseToSnakeCase() -> String {
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var result = ""
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var lastCharacterWasUppercase = false
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for character in self {
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if character.isUppercase {
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if !result.isEmpty && !lastCharacterWasUppercase {
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result.append("_")
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}
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result.append(character.lowercased())
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lastCharacterWasUppercase = true
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} else {
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result.append(character)
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lastCharacterWasUppercase = false
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}
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}
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return result
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}
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}
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