Dplreplace: Difference between revisions
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This DPL3 module replaces a given <code>''pattern''</code> withing given <code>''text''</code> by the given <code>''replacement''</code>. |
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==Syntax== |
==Syntax== |
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{{syntax|{{#dplreplace:''text''{{!}}''pattern''{{!}}''replacement''}}}}, where: |
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<pre> |
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* <code>''text''</code> is whatever text is to be searched within. |
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{{#dplreplace:text|pattern|replacement}} |
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</pre> |
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==Effect== |
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Replaces the given ''pattern'' within the ''text'' by ''replacement''. |
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==Examples== |
==Examples== |
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'''Example 1:''' |
'''Example 1:''' |
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{{#lsth:Examples/Module: dplreplace (example 1)|Example}} |
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{{ViewTest|Examples|Module: dplreplace (example 1)}} |
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{{#lsth:Examples/Module: dplreplace (example 1)|Result}} |
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<pre> |
<pre> |
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{{#dplreplace:abrakadabra|ab|AB}} |
{{#dplreplace:abrakadabra|ab|AB}} |
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</pre> |
</pre> |
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Replaces "ab" with "AB".<br>This is the basic usage without using regular expressions as pattern.<br>'''Matches''': "ab", "ab". |
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{{#dplreplace:abrakadabra|ab|AB}} |
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'''Example 2:''' |
'''Example 2:''' |
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{{#lsth:Examples/Module: dplreplace (example 2)|Example}} |
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<pre> |
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{{ViewTest|Examples|Module: dplreplace (example 2)}} |
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{{#dplreplace:abrakadabra|/a(.*?r)/|A}} |
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</pre> |
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Replaces "a" ''and the following characters until the next "r"'' with "A".<br>This example uses a regular expression as pattern, indicated by the "/", and is using the lookahead syntax "?" to find the "r".<br>'''Matches''', with the group match in (): "a(br)", "a(kadabr)". |
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'''Result:'''<br> |
'''Result 3:'''<br> |
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{{#lsth:Examples/Module: dplreplace (example 2)|Result}} |
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{{#dplreplace:abrakadabra|/a(.*?r)/|A}} |
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'''Example 3:''' |
'''Example 3:''' |
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{{#lsth:Examples/Module: dplreplace (example 3)|Example}} |
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<pre> |
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{{ViewTest|Examples|Module: dplreplace (example 3)}} |
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{{#dplreplace:abrakadabra|/a(.*?r)/|A\1}} |
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</pre> |
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Replaces "a" with "A" if there is an "r" somewhere after the "a".<br>The "\1" references the group found between the "a" and "r" and puts it back into the replaced string.<br>'''Matches''', with the group match in (): "a(br)", "a(kadabr)". |
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'''Result:'''<br> |
'''Result 3:'''<br> |
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{{#lsth:Examples/Module: dplreplace (example 3)|Result}} |
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{{#dplreplace:abrakadabra|/a(.*?r)/|A\1}} |
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'''Example 4:''' |
'''Example 4:''' |
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{{#lsth:Examples/Module: dplreplace (example 4)|Example}} |
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<pre> |
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{{ViewTest|Examples|Module: dplreplace (example 4)}} |
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{{#dplreplace:abrakadabra|/a(.*?)r/|A\1_r_}} |
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</pre> |
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Replaces "a" with "A" if there is an "r" somewhere after the "a" and also replaces the "r" at the end of/outside the found group(s) with "_r_".<br>'''Matches''', with the group match in (): "a(b)r", "a(kadab)r". |
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<!--{{note|This explanation is incomplete, it needs to be expanded to better explain what is taking place in the result.}}--> |
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'''Result:'''<br> |
'''Result 4:'''<br> |
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{{#lsth:Examples/Module: dplreplace (example 4)|Result}} |
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{{#dplreplace:abrakadabra|/a(.*?)r/|A\1_r_}} |
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[[Category:Other Modules]] |
[[Category:Other Modules]] |