VBScript Replace-functie
Definitie en gebruik
De Replace-functie kan een string vervangen door een andere string een bepaald aantal keren.
Syntax
Replace(string,find,replacewith[,start[,count[,compare]]])
| parameter | Description |
|---|---|
| string | Verplicht. De string die moet worden gezocht. |
| find | Verplicht. Het deel van de te vervangen string. |
| replacewith | Verplicht. De te vervangen substring. |
| start | Optioneel. Definieert de startpositie. De standaardwaarde is 1. |
| count | Optional. Specifies the number of replacements to be made. The default is -1, indicating all possible replacements. |
| compare | Optional. Specifies the type of string comparison to be used. The default is 0. |
Value of parameter compare:
| Constant | Value | Description |
|---|---|---|
| vbBinaryCompare | 0 | Execute binary comparison. |
| vbTextCompare | 1 | Execute text comparison. |
Possible values that Replace may return:
| Possible values of parameters | Value returned by Replace |
|---|---|
| expression is zero-length | Zero-length string ("") |
| expression is Null | Error. |
| find parameter is zero-length | Copy of expression. |
| replacewith parameter is zero-length | Copy of expression, with all content specified by the find parameter removed. |
| start > Len(expression) | Zero-length string. |
| count is 0 | Copy of expression. |
Instance
Example 1
dim txt txt="This is a beautiful day!" document.write(Replace(txt,"beautiful","horrible"))
Output:
This is a horrible day!
