method
try_convert
v1_9_3_392 -
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Class: Array
- 1_8_6_287
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- 1_8_7_330
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- 1_9_3_125 (0)
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- What's this?
try_convert(p1)
public
Tries to convert obj into an array, using to_ary method. Returns the converted array or nil if obj cannot be converted for any reason. This method can be used to check if an argument is an array.
Array.try_convert([1]) #=> [1] Array.try_convert("1") #=> nil if tmp = Array.try_convert(arg) # the argument is an array elsif tmp = String.try_convert(arg) # the argument is a string end