js中最常用的 test exec match search replace split 6个方法学习-雅荷心语博客

var data = "13879144915";
var reCat = /\d{11}/gi;
console.log(reCat.test(data));  //true
//检查字符是否存在  g 继续往下走  i 不区分大小写

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var data = "13879144915";

var reCat = /\d{11}/gi;

console.log(reCat.test(data)); //true

//检查字符是否存在 g 继续往下走 i 不区分大小写

var data = '123123,213,12312,312,3,Cat,cat,dsfsdfs';
var reCat = /\d/i;
console.log(reCat.exec(data));  //Cat
var arrMactches = data.match(reCat)
console.log(arrMactches)

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var data = '123123,213,12312,312,3,Cat,cat,dsfsdfs';

var reCat = /\d/i;

console.log(reCat.exec(data)); //Cat

var arrMactches = data.match(reCat)

console.log(arrMactches)

var data = '天明哈哈哈哈微笑哈哈哈';
var reCat = /微笑/gi;
console.log(data.search(reCat));

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var data = '天明哈哈哈哈微笑哈哈哈';

var reCat = /微笑/gi;

console.log(data.search(reCat));

var data = "123123,213,12312,312,3,Cat,cat,dsfsdfs";
var reCat = /,/;
var arrdata = data.split(reCat);
console.log(arrdata)

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var data = "123123,213,12312,312,3,Cat,cat,dsfsdfs";

var reCat = /,/;

var arrdata = data.split(reCat);

console.log(arrdata)

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js中最常用的 test exec match search replace split 6个方法学习

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