# selector-attribute-operator-space-after Require a single space or disallow whitespace after operators within attribute selectors. ```css [target= _blank] /** ↑ * The space after operator */ ``` ## Options `string`: `"always"|"never"` ### `"always"` There *must always* be a single space after the operator. The following patterns are considered warnings: ```css [target=_blank] {} ``` ```css [target =_blank] {} ``` ```css [target='_blank'] {} ``` ```css [target="_blank"] {} ``` ```css [target ='_blank'] {} ``` ```css [target ="_blank"] {} ``` The following patterns are *not* considered warnings: ```css [target] {} ``` ```css [target= _blank] {} ``` ```css [target= '_blank'] {} ``` ```css [target= "_blank"] {} ``` ```css [target = _blank] {} ``` ```css [target = '_blank'] {} ``` ```css [target = "_blank"] {} ``` ### `"never"` There *must never* be a single space after the operator. The following patterns are considered warnings: ```css [target= _blank] {} ``` ```css [target = _blank] {} ``` ```css [target= '_blank'] {} ``` ```css [target= "_blank"] {} ``` ```css [target = '_blank'] {} ``` ```css [target = "_blank"] {} ``` The following patterns are *not* considered warnings: ```css [target] {} ``` ```css [target=_blank] {} ``` ```css [target='_blank'] {} ``` ```css [target="_blank"] {} ``` ```css [target =_blank] {} ``` ```css [target ='_blank'] {} ``` ```css [target ="_blank"] {} ```