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Javascript - remove an array item by value [duplicate]
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You'll want to use JavaScript's Array splice method:
var tag_story = [1,3,56,6,8,90],
id_tag = 90,
position = tag_story.indexOf(id_tag);
if ( ~position ) tag_story.splice(position, 1);
P.S. For an explanation of that cool ~ tilde shortcut, see t...
How to check if a string array contains one string in JavaScript? [duplicate]
I have a string array and one string. I'd like to test this string against the array values and apply a condition the result - if the array contains the string do "A", else do "B".
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How to Update Multiple Array Elements in mongodb
I have a Mongo document which holds an array of elements.
15 Answers
15
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Count, size, length…too many choices in Ruby?
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For arrays and hashes size is an alias for length. They are synonyms and do exactly the same thing.
count is more versatile - it can take an element or predicate and count only those items that match.
> [1,2,3].count{|x| x &...
Sort array of objects by single key with date value
I have an array of objects with several key value pairs, and I need to sort them based on 'updated_at':
19 Answers
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Cannot use object of type stdClass as array?
...ta (I saw it using print_r ), but when I try to access to info inside the array I get:
15 Answers
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Why is [1,2] + [3,4] = “1,23,4” in JavaScript?
I wanted to add the elements of an array into another, so I tried this:
13 Answers
13
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Determine whether an array contains a value [duplicate]
I need to determine if a value exists in an array.
18 Answers
18
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Converting String to “Character” array in Java
I want to convert a String to an array of objects of Character class but I am unable to perform the conversion. I know that I can convert a String to an array of primitive datatype type "char" with the toCharArray() method but it doesn't help in converting a String to an array of objects of C...
Array to String PHP?
What is the best method for converting a PHP array into a string?
I have the variable $type which is an array of types.
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