Empty string: Difference between revisions
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s != "" |
s != "" |
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len(s) != 0 // or > 0</lang> |
len(s) != 0 // or > 0</lang> |
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::<lang go>package main |
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import ( |
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"fmt" |
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) |
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func test(s string) { |
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if len(s) == 0 { |
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fmt.Println("empty") |
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} else { |
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fmt.Println("not empty") |
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} |
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} |
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func main() { |
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// Demonstrate how to assign an empty string to a variable. |
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str1 := "" |
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str2 := " " |
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// check if a string or []string is empty. |
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test(str1) // prt empty |
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// Demonstrate how to check that a string is not empty. |
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test(str2) // prt not empty |
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}</lang> |
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=={{header|Groovy}}== |
=={{header|Groovy}}== |
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