23 lines
401 B
JavaScript
23 lines
401 B
JavaScript
export function trim (str) {
|
|
if (!str) return str
|
|
return str.replace(/^\s+|\s+$/g, '')
|
|
}
|
|
|
|
|
|
export function toCommaList (arr, key = 'name') {
|
|
if (!arr) return
|
|
return arr.map(item => item[key]).join(', ')
|
|
}
|
|
|
|
|
|
export function shuffle (a) {
|
|
let j, x, i
|
|
for (i = a.length - 1; i > 0; i--) {
|
|
j = Math.floor(Math.random() * (i + 1))
|
|
x = a[i]
|
|
a[i] = a[j]
|
|
a[j] = x
|
|
}
|
|
return a
|
|
}
|