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precision lost #154

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leeqvip opened this issue Sep 15, 2021 · 1 comment

leeqvip commented Sep 15, 2021

	expression, err := govaluate.NewEvaluableExpression("(0.05 + 0.01) > 0.06")
	assert.NoError(t, err)
	result, err := expression.Evaluate(nil)
	assert.NoError(t, err)
	assert.Equal(t, false, result.(bool))

Error: Not equal:
expected: false
actual : true

hesining commented Mar 10, 2022 •

edited

It's the golang float problem, you can try this code

` var a float64 = 0.05

var b float64 = 0.01

var c float64 = 0.06

fmt.Println("a + b   ", a+b)

fmt.Println(" (a+b) > c   ", (a+b) > c)

fmt.Println("(0.05+0.01) > 0.06  ", (0.05+0.01) > 0.06)`

nothing to do with govaluate

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