Operators in C and C++: Difference between revisions

Revision as of 14:52, 30 January 2025

Revision as of 14:59, 30 January 2025

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| {{rh}} colspan="2" | [[Addition]]

| stylealign="text-align:center;" | {{nowrap| 1=<code>a '''+''' b</code>}}

| {{cpp|1=R K::operator +(S b);}}

| {{cpp|1=R operator +(K a, S b);}}

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| {{rh}} colspan="2" | [[Subtraction]]

| stylealign="text-align:center;" | <code>a '''-''' b</code>

| {{cpp|1=R K::operator -(S b);}}

| {{cpp|1=R operator -(K a, S b);}}

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| {{rh}} colspan="2" | [[Unary operation|Unary]] plus; [[Type conversion#Type promotion|integer promotion]]

| stylealign="text-align:center;" | <code>'''+'''a</code>

| {{cpp|1=R K::operator +();}}

| {{cpp|1=R operator +(K a);}}

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| {{rh}} colspan="2" | [[Unary operation|Unary]] minus; [[additive inverse]]

| stylealign="text-align:center;" | <code>'''-'''a</code>

| {{cpp|1=R K::operator -();}}

| {{cpp|1=R operator -(K a);}}

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| {{rh}} colspan="2" | [[Multiplication]]

| stylealign="text-align:center;" | <code>a '''*''' b</code>

| {{cpp|1=R K::operator *(S b);}}

| {{cpp|1=R operator *(K a, S b);}}

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| {{rh}} colspan="2" | [[Division (mathematics)|Division]]

| stylealign="text-align:center;" | <code>a '''/''' b</code>

| {{cpp|1=R K::operator /(S b);}}

| {{cpp|1=R operator /(K a, S b);}}

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| {{rh}} colspan="2" | [[Modulo operation|Modulo]]<ref name="modulo" group="lower-alpha" />

| stylealign="text-align:center;" | <code>a '''%''' b</code>

| {{cpp|1=R K::operator %(S b);}}

| {{cpp|1=R operator %(K a, S b);}}

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| width="15%" {{rh}} rowspancolspan="32" | Prefix [[Increment and decrement operators|Incrementincrement]]

| width="11%" align="center" | <code>'''++'''a</code>

| width="8%" {{rh}} | Prefix

| width="25%" | {{cpp|1=R& K::operator ++(K& a);}}

| width="11%" align="center" | <code>'''++'''a</code>

| width="25%" | {{cpp|1=R& K::operator ++(K& a);}}

| width="25%" | {{cpp|1=R& operator ++(K& a);}}

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| {{rh}} rowspancolspan="2" | Postfix increment

| rowspanalign="2" style="text-align:center;" | <code>a'''++'''</code>

| {{cpp|1=R K::operator ++(int);}} {{efn|name=dummy-int|The {{cpp|int}} is a dummy parameter to differentiate between prefix and postfix.}}

| {{cpp|1=R operator ++(K& a, int);}} {{efn|name=dummy-int}}

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| {{rh}} colspan="2" style="font-size:smaller;" | REMOVePrefix [[Increment and decrement operators|decrement]]

| stylealign="text-align:center;" | <code>'''--'''a</code>

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| {{rh}} rowspan="3" | [[Increment and decrement operators|Decrement]]

| {{rh}} | Prefix

| style="text-align:center;" | <code>'''--'''a</code>

| {{cpp|1=R& K::operator --();}}

| {{cpp|1=R& operator --(K& a);}}

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| {{rh}} rowspancolspan="2" | Postfix decrement

| rowspanalign="2" style="text-align:center;" | <code>a'''--'''</code>

| {{cpp|1=R K::operator --(int);}} {{efn|name=dummy-int}}

| {{cpp|1=R operator --(K& a, int);}} {{efn|name=dummy-int}}

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| {{rh}} colspan="2" style="font-size:smaller;" | REMVOE

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