.indexOf()
Table of contents
Description of the method
| Description: | .indexOf() method returns first position of string or character from a string. The string or character to be searched for is given as parameter. If nothing is found "-1" will be returned. |
| Available for: | string |
| Parameters: | string |
| Return type: | integer |
Example1
| Context: | HeaderType1 |
| OCL: | self.Id.indexOf('content') = 1 |
| Description: | The example checks if string 'content' is found starting from the position 1 of the value of the <Id> element. |
The XML snippet below would pass this check as the string "value" starts from index 1 (first index is 0).
| <Id>1content2content</Id> |
The other snippet below however would not pass this check as the string "value" starts from index 0.
| <Id>content2content</Id> |
Example2
| Context: | HeaderType1 |
| OCL: | self.Id.indexOf('a') = -1 |
| Description: | The rule here checks if character a is found from the value of element <Id>. The rule passes if character a is not found as then the lastIndexOf method returns value -1. |
The XML snippet below would pass this check as the string "value" starts from index 1 (first index is 0).
| <Id>bbb</Id> |
The other snippet below however would not pass this check as the string "value" starts from index 0.
| <Id>aaa</Id> |
Attached you can find example schema and files which you can use for testing.