SOURCE

var xianggang = 'A123456(0)';
var taiwang = 'R123456783';
var dalu = '430921199906175459';
var aomen = 'XNNNNNN(Y)`';
var reg2 = /^[0-9a-zA-Z()]{7,18}$/;
if(reg2.test(xianggang)){
	console.log('yes');
}else{
	console.log('no');
}
if(reg2.test(taiwang)){
	console.log('yes');
}else{
	console.log('no');
}
if(reg2.test(dalu)){
	console.log('yes');
}else{
	console.log('no');
}
if(reg2.test(aomen)){
	console.log('yes');
}else{
	console.log('no');
}
console 命令行工具 X clear

                    
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console