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14 lis 2009 · Test for it by running strlen () on one of them: echo $array[0] . ': ' . strlen($array[0]) . ' chars'; If you get something like. 12345: 6 chars. You know that's the problem! You can get rid of these characters after exploding the array using array_map() with trim(): $array = array_map('trim', $array);
19 wrz 2014 · First, your array is not array of strings, it's array of objects. If you can't change the structure of array try this: foreach ($your_array as $item) { if (strval($item) == '25478') { echo 'found!'; break; } } If you can change your array, add items to it like this: $your_array[] = strval($appended_value);
16 wrz 2022 · Sometimes, the PHP in_array() function may return a different result than what you expected. Depending on how you use the function, here are some common issues that cause the in_array() function to not work: Search for multiple values from the array. The string type is case-sensitive. Use the strict mode.
The in_array () function searches an array for a specific value. Note: If the search parameter is a string and the type parameter is set to TRUE, the search is case-sensitive.
I got an unexpected behavior working with in_array. I'm using following code: <?php // ... $someId = getSomeId (); // it gets generated/fetched by another service, so I don't know what value it will have. P.S.: it's an integer // The actual data in my edge-case scenario: // $someId = 0; // $anyArray = ['dataOne', 'dataTwo']; if (in_array ...
A successful attempt to solve the ‘PHP in_array not working’ queries. Follow this guide to continue your code and create better programs.
The in_array() function is a powerful tool in PHP that allows you to determine whether a specified value exists in an array. This function is incredibly useful in many different scenarios, such as when you're working with user input or need to check whether a particular value is present in an array.
