12 useful as code

Source: Internet
Author: User

Some commonly used clipboard operations, window operation strings, and so on.
1. Copy the content to the system clipboard

1 System. setclipboard (strcontent );

2. Copy an arraycollection

1
2
3
4
5
6
7
// Dummy solution (well, it works)
VaR bar: arraycollection = new arraycollection ();
For each (var I: object in AC ){
Bar. additem (I );
}
// Fantastic! //
VaR bar: listcollectionview = new listcollectionview (AC). List );

3. Open a new browser window

1 NavigatetoURL (New URLRequest ("http://www.5ga.cn"), "_ blank ");

4. Refresh the browser

1 NavigatetoURL (New URLRequest ("javascript: location. Reload ();"), "_ Self ");

5. Close the browser

1 NavigatetoURL (New URLRequest ("javascript: window. Close ()"), "_ Self ");

6. Set the background of the alert window to transparent

1
2
3
4
Alert {
Modaltransparency: 0.0;
Modaltransparencyblur: 0;
}

7. Random color

1 LBL. setstyle ('color', 0xffffff * Math. Random ());

8. Clear the left space of the substring

1
2
3
4
5
6
7
Public Function ltrim (S: string): String {
VaR I: Number = 0;
While (S. charcodeat (I) = 32 | S. charcodeat (I) = 13 | S. charcodeat (I) = 10 | S. charcodeat (I) = 9 ){
I ++;
}
Return S. substring (I, S. Length );
}

9. Clear spaces on the right of the string

1
2
3
4
5
6
7
Public Function rtrim (S: string): String {
VaR I: Number = S. Length-1;
While (S. charcodeat (I) = 32 | S. charcodeat (I) = 13 | S. charcodeat (I) = 10 | S. charcodeat (I) = 9 ){
I --;
}
Return S. substring (0, I + 1 );
}

10. Clear spaces around the string

1
2
3
Public Function trim (S: string): String {
Return ltrim (rtrim (s ));
}

11. Obtain the Data Type

1 Getqualifiedclassname (data );

12. Generate a random string.

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Private function generatecheckcode (): String {
// Init
VaR ran: number;
VaR number: number;
VaR code: string;
VaR checkcode: String = "";
// Get 4 Radom
For (var I: Int = 0; I <4; I ++ ){
Ran = math. Random ();
Number = math. Round (Ran * 10000); // get result like 0.1234
If (Number % 2 = 0)
Code = string. fromcharcode (48 + (Number % 10); // 0's ASCII code is 48
Else
Code = string. fromcharcode (65 + (Number % 26); // A's ASCII code is 65
Checkcode + = code;
}
Return checkcode;
}

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.