How To Map And Remove Nil Values In Ruby Stack Overflow
If you wanted a looser criterion for rejection for example to reject empty strings as well as nil you could use 1 nil 3 0 reject amp blank gt 1 3 0 If you wanted to go further and reject zero values or apply more complex logic to
Ruby How Do I Remove Blank Elements From An Array Stack , This will remove both nil values and empty string quot quot values For example cities quot Kathmandu quot quot Pokhara quot quot quot quot Dharan quot quot Butwal quot nil cities delete if amp blank gt quot Kathmandu quot quot Pokhara quot quot Dharan quot quot Butwal quot
Ruby Remove Empty Nil Arrays Strings From Array Of Strings
To just remove nil elements you can use the compact method on an array To remove both nil and empty strings you can use the select method my array select element element amp size to i gt 0 To process the remaining strings you ll need to iterate over each string and figure out whether it needs YAML parsing or not
Ruby Remove Nil Values From Array With reject Stack Overflow, If you want to remove blank values you should use blank requires Rails ActiveSupport quot quot quot quot false nil and are blank Note that if you plan to map the values you can do that in a block after Bonus if you want
Ruby How Do I Strip Off Nil Or Empty Elements From The End Of
Ruby How Do I Strip Off Nil Or Empty Elements From The End Of , Below would remove nil or empty string from ANY position of an array row data quot hi quot quot quot nil row datapact reject amp empty gt quot hi quot Given an array of strings and assuming no active support this will remove any nil value compact and then reject any string that is empty reject amp empty
Learn How To Use Ruby Arrays In Less Than 10 Minutes Mix Go
Remove Nil And Blank String In An Array In Ruby Ruby SOS
Remove Nil And Blank String In An Array In Ruby Ruby SOS Method 1 Using the compact method The easiest way to remove nil values from an array is by using the compact method This method removes all occurrences of nil from the array and returns a new array without the nil values array 1 nil 3 nil 5 array without nil arraypact puts array without nil inspect
Array Ruby Remove Nil Values From Array With reject YouTube
How do I delete empty strings in array I want to get delete if to delete empty strings from an array With the solution below the array still contains many empty strings products my text split t products delete if element element quot quot Ruby How Do I Delete Empty Strings In Array Stack Overflow. Ruby provides the compact method to remove nil values from an array and since 2 4 has provided the same compact method for Hash In addition to nil often we re often looking to remove empty strings or other blank objects as well Instead of manually looping through the values of a hash to remove nil s and empty strings The simplest and most straightforward way to remove nil elements from an array is by using the compact method This method returns a new array with all nil elements removed array 1 2 3 nil 4 nil 6 gt 1 2 3 nil 4 nil 6 arraypact gt 1 2 3 4 6 2 Using the compact Method
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