1.代码
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Document</title> </head> <body> <input id="test" type="text" onblur="CheckChinese('test',this.value)" /> <script> // 验证是否为中文 function CheckChinese(obj,val){ // 正则 var reg = new RegExp("[\u4E00-\u9FFF]+$","g"); // 验证 if(!reg.test(val)){ console.log('不是纯中文字符'); var strObj = document.getElementById(obj); strObj.value = ""; strObj.focus(); }else{ console.log('是纯中文字符'); } } </script> </body> </html>
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