Computes the absolute value of single-precision floating-point number x.
x
input value
absolute value
var v = absf( -1.0 ); // returns 1.0
var v = absf( 2.0 ); // returns 2.0
var v = absf( 0.0 ); // returns 0.0
var v = absf( -0.0 ); // returns 0.0
var v = absf( NaN ); // returns NaN
Computes the absolute value of single-precision floating-point number
x
.