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

1

2

3

4

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)

1

2

3

4

5

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));

1

2

3

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)

1

2

3

4

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

var reCat = /,/;

var arrdata = data.split(reCat);

console.log(arrdata)

一	二	三	四	五	六	日
« 十
				1	2	3
4	5	6	7	8	9	10
11	12	13	14	15	16	17
18	19	20	21	22	23	24
25	26	27	28	29	30

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

相关推荐

雅荷心语博客 -心之所向便是光