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Add negative $offset for grapheme_strr functions #4864

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Add negative $offset for grapheme_strr functions #4864

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3 changes: 3 additions & 0 deletions reference/intl/grapheme/grapheme-strripos.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -48,6 +48,9 @@
The position returned is still relative to the beginning of <parameter>haystack</parameter>
regardless of the value of <parameter>offset</parameter>.
</para>
<para>
The optional offset parameter allows you to specify where in <parameter>haystack</parameter> to start searching as an <parameter>offset</parameter> in grapheme units (not bytes or characters). If the <parameter>offset</parameter> is negative, it is treated relative to the end of the string. The position returned is still relative to the beginning of <parameter>haystack</parameter> regardless of the value of offset. The search is performed right to left, searching for the first occurrence of <parameter>needle</parameter> from the selected grapheme cluster.
</para>
</listitem>
</varlistentry>
</variablelist>
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3 changes: 3 additions & 0 deletions reference/intl/grapheme/grapheme-strrpos.xml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -48,6 +48,9 @@
The position returned is still relative to the beginning of <parameter>haystack</parameter>
regardless of the value of <parameter>offset</parameter>.
</para>
<para>
The optional offset parameter allows you to specify where in <parameter>haystack</parameter> to start searching as an <parameter>offset</parameter> in grapheme units (not bytes or characters). If the <parameter>offset</parameter> is negative, it is treated relative to the end of the string. The position returned is still relative to the beginning of <parameter>haystack</parameter> regardless of the value of offset. The search is performed right to left, searching for the first occurrence of <parameter>needle</parameter> from the selected grapheme cluster.
</para>
</listitem>
</varlistentry>
</variablelist>
Expand Down