Verify if the file indicated in the path can be read.
1 file.canRead
<file.canRead>
<file /> !
</file.canRead>
| Arguments | |||||
|---|---|---|---|---|---|
| Name | Type | Required | Unique | Nullable | Description |
| Efile | File | ||||
| Returns | |
|---|---|
| Type | Description |
| Boolean | Returns true only if the file exist in the specified route and it can be readed by the application. |
Example
Verify if a file can be read.
Copy
<xsql-script name='file_canRead_sample1'>
<body>
<set name='m_path'>
<string>c:<file.separator />tmp<file.separator />source<file.separator />deister.txt</string>
</set>
<if>
<expr>
<file.canRead>
<file name='#m_path' type='absolute' />
</file.canRead>
</expr>
<then>
<set name='m_result'>can be read</set>
</then>
<else>
<set name='m_result'>cannot be read</set>
</else>
</if>
<println><m_path/> <m_result/></println>
</body>
</xsql-script>
c:\tmp\source\deister.txt can be read.