Javascript string and array conversion Summary

Javascript string and array conversion Summary

This article will share with you the simple and practical functions of converting strings into arrays and arrays into strings in Js. For more information, see.

Convert array to string

1. join () method

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Var s = ["a", "d", "a", "f", "g", "f", "s", "g"]; S. join () // "a, d, a, f, g, f, s, g" S. join ("") // "a d a f g f s g" S. join (''); // adafgfsg

String to array

1. call () method

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Var str = "adafgfsg "; Var strArr = Array. prototype. slice. call (str, 0 ); Console. log (strArr );

Result: ["a", "d", "a", "f", "g", "f", "s", "g"]

2. Regular Expression

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Var str = "adafgfsg "; Var strArr = str. replace (/(.)(? =.)/G, '$1,'). split (','); Console. log (strArr ); Var str = "adafgfsg "; Var strArr = str. match (/\ w/g ); Console. log (strArr );

Result: ["a", "d", "a", "f", "g", "f", "s", "g"]

3. directly use the split () method

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Var str = "adafgfsg "; Var strArr = str. split (''); Console. log (strArr );

Result: ["a", "d", "a", "f", "g", "f", "s", "g"]

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