javascript regex for special characters

by 
var regex = /^[a-zA-Z0-9!@#\$%\^\&*\)\(+=._-]+$/g

Should work

Also may want to have a minimum length i.e. 6 characters

var regex = /^[a-zA-Z0-9!@#\$%\^\&*\)\(+=._-]{6,}$/g

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