Find Solutions to Common Problems: FAQ and Software Download Hub Page 98-php.cn

Topic

How to use filter function

Used to create a new array from the given array that contains only those elements in the given array that satisfy the conditions set by the parameter function. If you want to know more about the usage of filter function, you can read the following article.

Nov 23, 2023 pm 01:25 PM

The role of the caption attribute

The caption attribute is an attribute used to specify the table title. If you want to know more about the caption attribute, you can read the article below this topic.

Nov 23, 2023 am 11:56 AM

span tag function

The span tag is an inline element in HTML that is used to mark small portions of text or inline elements and position them with styles and operations. If you want to know more about span tags, you can read the article below this topic.

Nov 23, 2023 am 11:44 AM

How to set the width of fieldset

Methods for setting the width of fieldset: 1. Use the width attribute of CSS; 2. Use the min-width and max-width attributes of CSS; 3. Use CSS flex layout; 4. Use CSS grid layout. For more detailed information, please visit the article below.

Nov 23, 2023 am 11:41 AM

How to use jsreplace function

The usage of jsreplace function is: 1. Use string to replace string; 2. Use regular expression to replace; 3. Use global matching to perform multiple replacements. For more questions about the jsreplace function, please see the article below this topic for details. PHP Chinese website welcomes everyone to come and learn.

Nov 23, 2023 am 11:26 AM

How to solve the problem that document.cookie cannot be obtained

Solutions for document.cookie not being obtained: 1. Browser privacy settings; 2. Same-origin policy; 3. HTTPOnly Cookie; 4. JavaScript code error; 5. Cookie does not exist or expires, etc. This topic provides you with relevant articles, downloads, and course content for you to download and experience for free.

Nov 23, 2023 am 11:14 AM

The difference between keypress and keydown

The difference between keypress and keydown: 1. Trigger time; 2. Event data; 3. Captured keyboard signal; 4. Compatibility issues; 5. Special key processing; 6. Browser differences; 7. Usage suggestions; 8. Pay attention to avoid questions and so on. This topic provides you with relevant articles, downloads, and course content for you to download and experience for free.

Nov 23, 2023 am 11:13 AM

How to solve javascriptvoid(o)

Solutions to javascriptvoid(o): 1. Check for syntax errors; 2. Ensure the correct execution environment; 3. Check for conflicts with other codes; 4. Use event delegation; 5. Use other binding methods; 6. Check external resources, etc. wait. This topic provides you with relevant articles, downloads, and course content for you to download and experience for free.

Nov 23, 2023 am 11:12 AM

How to remove Firefox security lock

Steps to remove the Firefox security lock: 1. Open the Firefox browser and make sure you are logged in to your account; 2. Click the "three horizontal lines" icon in the upper right corner of the browser to open the menu; 3. In the menu, select "Options" or "Preferences" and so on. This topic provides you with relevant articles, downloads, and course content for you to download and experience for free.

Nov 23, 2023 am 11:10 AM

The role of parseint function

The parseInt function is a built-in function in JavaScript that is used to convert strings to integers. Its function is to parse an integer from a string and return the parsed integer value. For more questions about the parseint function, please see the article below this topic for details. PHP Chinese website welcomes everyone to come and learn.

Nov 23, 2023 am 10:58 AM

Typeof usage in JavaScript

In JavaScript, typeof is an operator used to determine the data type of a given variable. Can be used to determine whether a variable is a string, number, Boolean, function, object, or undefined data type. For more articles related to the usage of typeof, please see the articles below this topic for details. PHP Chinese website welcomes everyone to come and learn.

Nov 23, 2023 am 10:41 AM

function function usage

The main function of a function is to encapsulate a block of code so that it has independent functionality. For more information about function functions, please see the article below this topic. PHP Chinese website welcomes everyone to come and learn.

Nov 23, 2023 am 10:16 AM

How to use the length function in Matlab

In Matlab, the length function is used to return the number of elements in a vector, array, or string. If you want to know more about the length function, you can read the article below this topic.

Nov 22, 2023 am 11:24 AM

How to close port 135 445

Steps to close ports 135 and 445: 1. Open the Start menu, search and open Windows Firewall; 2. In the firewall settings interface, select "Advanced Settings"; 3. In the advanced settings, select "Inbound Rules" or "Inbound "Rules" option; 4. In the rule list, find the corresponding rule, usually the rule containing "135" or "445" in the name; 5. Right-click the corresponding rule and select "Disable" or "Delete"; 6. Restart the computer and confirm that ports 135 and 445 have been successfully closed.

Nov 22, 2023 am 11:22 AM

How to delete hao.360

Steps to delete hao.360: 1. Open the browser and enter the settings interface; 2. In the settings interface, find "Search Engine" or a similar option and click it; 3. In the search engine settings page, view the current default search Engine settings, if it is found to be hao.360, click the edit or delete button to delete it; 4. Return to the browser's settings interface, find "Start Page" or a similar option and click; 5. In the start page settings page , to view the currently set start page; 6. Close the browser's settings interface and reopen the browser.

Nov 22, 2023 am 10:49 AM