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sprig

Useful template functions for Go templates.

Float Math Functions

All math functions operate on float64 values.

addf

Sum numbers with addf

This will return 5.5:

addf 1.5 2 2

add1f

To increment by 1, use add1f

subf

To subtract, use subf

This is equivalent to 7.5 - 2 - 3 and will return 2.5:

subf 7.5 2 3

divf

Perform integer division with divf

This is equivalent to 10 / 2 / 4 and will return 1.25:

divf 10 2 4

mulf

Multiply with mulf

This will return 6:

addf 1.5 2 2

maxf

Return the largest of a series of floats:

This will return 3:

maxf 1 2.5 3

minf

Return the smallest of a series of floats.

This will return 1.5:

min 1.5 2 3

floor

Returns the greatest float value less than or equal to input value

floor 123.9999 will return 123.0

ceil

Returns the greatest float value greater than or equal to input value

ceil 123.001 will return 124.0

round

Returns a float value with the remainder rounded to the given number to digits after the decimal point.

round 123.555555 will return 123.556