regexbuddy explainations

^[a-zA-Z0-9 _+/()\-\\]+$

Assert position at the beginning of the string «^»
Match a single character present in the list below «[a-zA-Z0-9 _+/()\-\\]+»
   Between one and unlimited times, as many times as possible, giving back as needed (greedy) «+»
   A character in the range between “a” and “z” «a-z»
   A character in the range between “A” and “Z” «A-Z»
   A character in the range between “0” and “9” «0-9»
   One of the characters “ _+/()” « _+/()»
   A - character «\-»
   A \ character «\\»
Assert position at the end of the string (or before the line break at the end of the string, if any) «$»


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