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Code Issues Releases Wiki Activity

Added mathematics filter operators power and log (#5080)

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saqimtiaz
2020-11-20 14:00:20 +00:00
committed by GitHub
parent fd14e94610
commit 89541edcff
5 changed files with 66 additions and 0 deletions
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core/modules/filters/math.js
+14
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@@ -91,6 +91,20 @@ exports.exponential = makeNumericBinaryOperator(
function(a,b) {return Number.prototype.toExponential.call(a,Math.min(Math.max(b,0),100));}
);
exports.power = makeNumericBinaryOperator(
function(a,b) {return Math.pow(a,b);}
);
exports.log = makeNumericBinaryOperator(
function(a,b) {
if(b) {
return Math.log(a)/Math.log(b);
} else {
return Math.log(a);
}
}
);
exports.sum = makeNumericReducingOperator(
function(accumulator,value) {return accumulator + value},
0 // Initial value