ng-devui
Version:
DevUI components based on Angular
16 lines • 2.73 kB
JavaScript
export function unshiftString(str, targetLength, addString) {
targetLength = targetLength > 0 ? targetLength : 0;
addString = String((typeof addString !== 'undefined' && typeof addString !== 'object') ? addString : ' ');
str = (str === undefined || str === null) ? '' : String(str);
if (str.length >= targetLength) {
return String(str);
}
else {
targetLength = targetLength - str.length;
if (targetLength > addString.length) {
addString += addString.repeat(targetLength / addString.length);
}
return addString.slice(0, targetLength) + String(str);
}
}
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