javascript-Simple Page Input control

1. The name can only be Chinese characters

var namecheck =/^[\u4e00-\u9fa5]{2,21}$/;if (!namecheck. Test (name)) {  alert ("Input ' name ' contains non-kanji characters!");  return false;   }

2. Simple ID Check (check content including number, number of digits, and x,x at the end)

var Idnocheck =/(^\d{15}$) | (^\d{18}$) | (^\d{17} (\d| X|X) $)/;if (!idnocheck. Test (Idno)) {  alert ("Entered ' ID number ' is not legal!");  return false;  }

3. Simple Mobile phone number check (number second can refer to carrier-defined number segment)

var Phonenocheck =/^ (1[0-9]{10}) $/;if (!phonenocheck. Test (Phoneno)) {alert ("The input ' mobile number ' is illegal!"); return false;}

　　

4. Simple address anti-special character check

var specialkey = "[' ~!$^&* () =|{} ':; ' \\[\\].<>/?~! ￥......&* ()--| {}【】‘；：”“‘。 、？ ] "";//Remove # and, for (var i = 0; i < specialkey.length; i++) {if (Address.indexof (specialkey[i])! =-1) {alert ("The input ' address ' contains illegal characters !"); return false;   }   }

5. Special keying prohibited input

function Checkkeys () {        if (Event.keycode > && event.keycode <) | |            (Event.keycode > && event.keycode < $) | |            (Event.keycode > && event.keycode <)            ) {                event.returnvalue = false;           }       }

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javascript-Simple Page Input control