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var arr = [
'Title 22 Judiciary',
'Subtitle A Judicial Administration',
'Proposed uniform application for license as a legal consultant',
'Family protection registry information sheet',
'title vvvvv abc',
'title 22.1 abc',
]
var re = /^(.*?\s(?=(\d+(\.\d+)?|[a-z]|[ixv]{1,6})\s)[^\s]+)\s?.*$/i;
var i = 0;
var len = arr.length;
while(i < len){
console.log(arr[i] +' -- '+ re.test(arr[i]) + ' -- '+ RegExp.$1);
i++;
}