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Helpers
Alex van den Berg edited this page Feb 13, 2024
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The string helpers class contains helper function especially made for string manipulation
| Function | Description |
|---|---|
| StripAfterString | Remove all chars in a string after a specified string |
| IsInvalidDate | Returns boolean telling if the specified date string is a valid date |
| Pad | Pad a specified string with numbers or chars |
| SplitString | Split a string using a specified delimiter on a specified posistion |
| StringBetween | Get the string between two specified chars |
| Mid | Get the string between the start and end posistion |
| JoinString | Create a string from a array using the specified delimiter |
| StartsWith | Tells if a string begins with a specified string, returns boolean |
| EnsWith | Tells if a string end with the specified string, returns boolean |
| Contains | Tells if a string contains the specified string, returns boolean |
| IsNullOrWhiteSpace | Returns a boolean, telling if the specified string is a whitespace or null |
| Escape | Mysql or json escape a specified string |
| TruncateEllipsis | Truncates a specfied string at the specified posistion if longer than the specified length |
Helpers can be used for various purposes
| Function | Description |
|---|---|
| MapPath | The MapPath method maps the specified relative or virtual path to the corresponding physical directory on the server |
| GeneratePincode | Generates a 4 digit pincode |
| PushArrayIntoArray | Pushes the given array into another array |
| FirstOrDefault | Gets the first item from a specified array |
| RepairJson | Repairs a json string by removing invisible chars |
| GetMimeType | Gets the mimetype of a specified file |
| Now | Gets the now date and returns the date as a string |
| GetPageContent | Gets the content of a specified url. It will download the content and return it as a string |
| CreateFolderIfNotExists | Creates a folder if it not already exists |
| GetFileContent | Get the contents of a file on the server, uses the MapPath method |
| DownloadExternalFile | Downloads a external file to the server, based on the specified url |
| RandomInteger | Creates a random integer between the specified lower and uperbound values |
| NewGuid | Generates a guid |
Use the converter helpers to convert values
| Function | Description |
|---|---|
| ArrayToObject | Convert a array to a specified object / model |
| ToMoney | Converts a specified value to a money value with eurosign - example: € XX,XX |
| ToSizeFormatFromBytes | Converts to a string containing MB, GB, KB, etc. - example: XX GB |
| ToPercentage | Converts two integer values to a percentage |
| SecondsToTimeserial | Converts seconds to a timeserial like XX:XX:XX |
Various helper function for the current remote device
| Function | Description |
|---|---|
| UserAgent | Gets the current user agent |
| DeviceType | Gets the current device type (computer, mobile, etc.) |
| IP | Gets the current IP address |
| Hostname | Gets the current hostname |
| OS | Gets the current operatingsystem |
| Browser | Gets the current used browser (Firefox, Chrome, IE, etc.) |
| DeviceGuid | Gets the device guid based on the loggedin userId, IP and OS |