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// Map function
export function map (array, block) {
var i
var il = array.length
var result = []
for (i = 0; i < il; i++) {
result.push(block(array[i]))
}
return result
}
// Filter function
export function filter (array, block) {
var i
var il = array.length
var result = []
for (i = 0; i < il; i++) {
if (block(array[i])) { result.push(array[i]) }
}
return result
}
// Degrees to radians
export function radians (d) {
return d % 360 * Math.PI / 180
}
// Radians to degrees
export function degrees (r) {
return r * 180 / Math.PI % 360
}
export function filterSVGElements (nodes) {
return this.filter(nodes, function (el) { return el instanceof window.SVGElement })
}
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