Determine the minimum array data type for storing a provided signed integer value.
APACHE-2.0 License
Determine the minimum array data type for storing a provided signed integer value.
npm install @stdlib/array-base-min-signed-integer-dtype
Alternatively,
script
tag without installation and bundlers, use the ES Module available on the esm
branch (see README).deno
branch (see README for usage intructions).umd
branch (see README).The branches.md file summarizes the available branches and displays a diagram illustrating their relationships.
To view installation and usage instructions specific to each branch build, be sure to explicitly navigate to the respective README files on each branch, as linked to above.
var minSignedIntegerDataType = require( '@stdlib/array-base-min-signed-integer-dtype' );
Returns the minimum array data type for storing a provided signed integer value.
var dt = minSignedIntegerDataType( 9999 );
// returns 'int16'
dt = minSignedIntegerDataType( -3 );
// returns 'int8'
dt = minSignedIntegerDataType( 3 );
// returns 'int8'
dt = minSignedIntegerDataType( 1e100 );
// returns 'float64'
'float64'
.var discreteUniform = require( '@stdlib/random-array-discrete-uniform' );
var exp2 = require( '@stdlib/math-base-special-exp2' );
var minSignedIntegerDataType = require( '@stdlib/array-base-min-signed-integer-dtype' );
// Generate random powers:
var exp = discreteUniform( 100, 0, 40, {
'dtype': 'generic'
});
// Determine the minimum data type for each generated value...
var v;
var i;
for ( i = 0; i < exp.length; i++ ) {
v = exp2( exp[ i ] );
console.log( 'min(%d) => %s', v, minSignedIntegerDataType( v ) );
}
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See LICENSE.
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