javascript - split method of array

'1,2,3,4,5'.split(','); The above code will output each value of the array ['1','2','3','4','5']; They are all of type string. Is there any good way to change the values ​​in the array formed after splitting into number type?

学习ing 2017-06-30 09:57:12 0  4  1067

How does a PHP static method call a non-static method of the parent class?

1. this calls the parent class method: 2. self calls the parent class method: 3. parent calls the parent class method: Is there no way for a subclass static method to call a parent class non-static method?

淡淡烟草味 2017-06-08 11:01:40 0  5  1086

Difference between toJson method and jsonSerialize method?

When I looked at the Illuminate\Support\MessageBag class method, the class looked like this: {Code...} Could you please tell me, seniors, what is the difference between the toJson method and the jsonSerialize method? When will it be called implicitly?

大家讲道理 2017-05-16 13:00:38 0  4  737

The oci_parse() method returns null parsing method

I want to create a class that connects to an ORACLE database using some OCI methods. But when I call the Parse() method it is null and my FetchArray() method returns nothing Database PHP class: classDatabase{/***@varstring*/privatestring$login;/***@varstring*/ privatestring$password;/***@varstring*/...

P粉043432210 2024-01-29 13:46:11 0  1  429

How to learn php well

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Tom 2019-09-20 15:35:03 0  3  2396

How to save online editor

How to save the online editor and how to set code prompts

张学健 2017-08-26 23:54:19 0  1  1342

python method call

Part of the code: {Code...} Why do I call inwaiting() in the read_data() method and an error is reported, telling me that it has no attribute 'inwaiting()'. It is normal to write ser.inwaiting() outside the method. Isn't it already? Have you passed the reference to the serial object into the method?...

学习ing 2017-06-12 09:23:06 0  2  1112

objective-c - 在Obj-C中实例方法和类方法的区别是什么？

实例方法，即需要实例化对象调用的方法。类方法，即类直接调用的方法。 我不明白什么场合用类方法，什么场合用实例方法。两者相比较真正的优势和劣势又是什么？

習慣沉默 2017-05-02 09:20:30 0  3  786

bindClass method runs error

The bindClass method reports an error when running, and the console prompts that the method does not exist.

Jackie 2019-09-26 23:19:40 0  3  1387

Can the custom method name be the same as the PDO built-in method name?

Can the custom method name be the same as the existing method name in PDO? For example, isn’t the feach() method customized in the video? However, feach is the default method in PDO.

谭勇 2017-10-12 19:26:04 0  1  1289

How to install yii

How to install yii

P粉904559234 2022-08-10 10:52:02 0  5  786

Fix "The GET method for this route is not supported. Supported methods: POST" error

The GET method for this route is not supported. Supported methods: POST. php artisan route:cache php artisan route:clear How long does it take to execute this command? I need a solution to this error I need a solution to this error

P粉044526217 2023-08-08 20:23:40 0  1  647

javascript - js method calling, method self-tuning, rewriting

How is the toString method called? ? ? Ask God for answers

过去多啦不再A梦 2017-05-19 10:09:59 0  4  524