javascript - how to validate not to allow Chinese characters -


one of sql statement breaking when user enters chinese characters. did research , couldn't find any.

is there code available plugin or javascript function validate , allow english alphanumeric , allow special symbols.

if validate chinese characters there can other languages right , thought allow english characters combination of numbers , symbols.

any direction or input appreciated thanks

i tried allows alphanumeric

/[^a-za-z 0-9]+/g

how utf8 encoding text rather ban languages?


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