if(!(‘trim‘ in String.prototype)){ String.prototype.trim = function(){ return this.replace(/^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,‘‘); } }
console.log(‘(‘ + ‘ aaa ‘.trim() + ‘)‘);
时间: 2024-08-27 03:41:47
if(!(‘trim‘ in String.prototype)){ String.prototype.trim = function(){ return this.replace(/^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,‘‘); } }
console.log(‘(‘ + ‘ aaa ‘.trim() + ‘)‘);