to_s()是一個Array類方法,該方法返回數組元素的字符串表示形式。
用法:Array.to_s()
參數:數組
返回:數組元素的字符串表示形式。
範例1:
# Ruby code for to_s() method
# declaring array
a = [18, 22, 33, nil, 5, 6]
# declaring array
b = [1, 4, 1, 1, 88, 9]
# declaring array
c = [18, 22, nil, nil, 50, 6]
# to_s
puts "to_s:#{a.to_s()}\n\n"
# to_s
puts "to_s:#{b.to_s()}\n\n"
# to_s
puts "to_s:#{c.to_s()}\n\n"
輸出:
to_s:[18, 22, 33, nil, 5, 6] to_s:[1, 4, 1, 1, 88, 9] to_s:[18, 22, nil, nil, 50, 6]
範例2:
# Ruby code for to_s() method
# declaring array
a = ["abc", "nil", "dog"]
# declaring array
b = ["cow", nil, "dog"]
# declaring array
c = ["cat", nil, nil]
# to_s
puts "to_s:#{a.to_s()}\n\n"
# to_s
puts "to_s:#{b.to_s()}\n\n"
# to_s
puts "to_s:#{c.to_s()}\n\n"
輸出:
to_s:["abc", "nil", "dog"] to_s:["cow", nil, "dog"] to_s:["cat", nil, nil]
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注:本文由純淨天空篩選整理自mayank5326大神的英文原創作品 Ruby | Array class to_s() function。非經特殊聲明,原始代碼版權歸原作者所有,本譯文未經允許或授權,請勿轉載或複製。