Laravel中如何解析日期？使用Carbon代码报错求助

Hey there! Let's break down why your Carbon date parsing code is throwing errors and fix it step by step.

Common Issues & Fixes #

1. Verify the value of $item->time #

The most likely culprit is that $item->time isn't a valid Unix timestamp. First, debug what this value actually holds—add a quick debug statement to check:

dd($item->time); // This will show you the exact value stored in $item->time

Valid Unix timestamps are positive integers (or sometimes negative for dates before 1970). If it's a string, null, or an invalid number, Carbon won't be able to parse it.

2. Use a more reliable method for timestamps #

Instead of relying on parse() with the @ prefix, using createFromTimestamp() is more direct and less error-prone for Unix timestamps:

{{ Carbon\Carbon::createFromTimestamp($item->time)->format('d-m-Y H-i-s-e') }}

If $item->time is stored as a string, cast it to an integer first to avoid issues:

{{ Carbon\Carbon::createFromTimestamp((int)$item->time)->format('d-m-Y H-i-s-e') }}

3. Fix the parse() syntax if you prefer that approach #

If you want to stick with parse(), make sure the concatenated string is a valid timestamp prefix. For example, if $item->time is a string, ensure it's properly converted:

{{ Carbon\Carbon::parse('@' . strval($item->time))->format('d-m-Y H-i-s-e') }}

4. Check for specific error messages #

To get to the root of the problem quickly, wrap your code in a try-catch block to capture the exact error:

try {
    $date = Carbon\Carbon::parse('@' . $item->time);
    echo $date->format('d-m-Y H-i-s-e');
} catch (\InvalidArgumentException $e) {
    dd($e->getMessage()); // This will tell you exactly why parsing failed
}

内容的提问来源于stack exchange，提问作者Muhammad Danish