{"id":1114672,"date":"2025-01-08T17:59:42","date_gmt":"2025-01-08T09:59:42","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1114672.html"},"modified":"2025-01-08T17:59:45","modified_gmt":"2025-01-08T09:59:45","slug":"python%e5%a6%82%e4%bd%95%e5%88%a4%e6%96%ad%e5%ad%97%e7%ac%a6%e4%b8%b2%e6%98%af%e5%90%a6%e4%b8%ba%e7%a9%ba%e6%a0%bc","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1114672.html","title":{"rendered":"python\u5982\u4f55\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4e3a\u7a7a\u683c"},"content":{"rendered":"

\"python\u5982\u4f55\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4e3a\u7a7a\u683c\"<\/p>\n

Python\u5982\u4f55\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4e3a\u7a7a\u683c<\/strong>\uff1aPython\u4e2d\u53ef\u4ee5\u4f7f\u7528\u591a\u79cd\u65b9\u6cd5\u6765\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4e3a\u7a7a\u683c\uff0c\u4f8b\u5982\u4f7f\u7528isspace()<\/code>\u65b9\u6cd5\u3001\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u3001\u53bb\u9664\u7a7a\u683c\u540e\u68c0\u67e5\u957f\u5ea6\u3001\u76f4\u63a5\u6bd4\u8f83\u7b49\u3002\u4f7f\u7528isspace()\u65b9\u6cd5\u3001\u53bb\u9664\u7a7a\u683c\u540e\u68c0\u67e5\u957f\u5ea6<\/strong>\u662f\u5176\u4e2d\u5e38\u7528\u7684\u65b9\u6cd5\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u63cf\u8ff0\u5176\u4e2d\u4e00\u79cd\u65b9\u6cd5\u3002<\/p>\n<\/p>\n

\u4f7f\u7528isspace()<\/code>\u65b9\u6cd5\uff1a\u8fd9\u662f\u4e00\u4e2a\u5185\u7f6e\u7684\u5b57\u7b26\u4e32\u65b9\u6cd5\uff0c\u53ef\u4ee5\u68c0\u67e5\u5b57\u7b26\u4e32\u662f\u5426\u4ec5\u5305\u542b\u7a7a\u767d\u5b57\u7b26\uff08\u5305\u62ec\u7a7a\u683c\u3001\u5236\u8868\u7b26\u3001\u6362\u884c\u7b26\u7b49\uff09\u3002\u5982\u679c\u5b57\u7b26\u4e32\u4e2d\u6240\u6709\u5b57\u7b26\u90fd\u662f\u7a7a\u767d\u5b57\u7b26\uff0c\u5219\u8fd4\u56deTrue\uff0c\u5426\u5219\u8fd4\u56deFalse\u3002\u8fd9\u4e2a\u65b9\u6cd5\u7b80\u5355\u4e14\u9ad8\u6548\uff0c\u975e\u5e38\u9002\u5408\u7528\u4e8e\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4e3a\u7a7a\u683c\u3002<\/p>\n<\/p>\n

# \u793a\u4f8b\u4ee3\u7801<\/p>\n
s = "   "<\/p>\n
if s.isspace():<\/p>\n
    print("\u5b57\u7b26\u4e32\u4ec5\u5305\u542b\u7a7a\u767d\u5b57\u7b26")<\/p>\n
else:<\/p>\n
    print("\u5b57\u7b26\u4e32\u5305\u542b\u975e\u7a7a\u767d\u5b57\u7b26")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e00\u3001\u4f7f\u7528isspace()\u65b9\u6cd5<\/h3>\n<\/p>\n
isspace()<\/code>\u65b9\u6cd5\u662fPython\u5185\u7f6e\u7684\u5b57\u7b26\u4e32\u65b9\u6cd5\uff0c\u80fd\u591f\u6709\u6548\u5224\u65ad\u5b57\u7b26\u4e32\u4e2d\u662f\u5426\u53ea\u5305\u542b\u7a7a\u767d\u5b57\u7b26\u3002\u8be5\u65b9\u6cd5\u8fd4\u56de\u5e03\u5c14\u503c\uff0c\u56e0\u6b64\u53ef\u4ee5\u76f4\u63a5\u7528\u4e8e\u6761\u4ef6\u5224\u65ad\u3002<\/p>\n<\/p>\n
1. \u57fa\u672c\u4f7f\u7528<\/h4>\n<\/p>\n
\u4f7f\u7528isspace()<\/code>\u65b9\u6cd5\u7684\u57fa\u672c\u683c\u5f0f\u5982\u4e0b\uff1a<\/p>\n<\/p>\n
string.isspace()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5176\u4e2d\uff0cstring<\/code>\u662f\u9700\u8981\u5224\u65ad\u7684\u5b57\u7b26\u4e32\u3002\u5982\u679c\u5b57\u7b26\u4e32\u4e2d\u6240\u6709\u5b57\u7b26\u90fd\u662f\u7a7a\u767d\u5b57\u7b26\uff08\u5305\u62ec\u7a7a\u683c\u3001\u5236\u8868\u7b26\u3001\u6362\u884c\u7b26\u7b49\uff09\uff0c\u5219\u8fd4\u56deTrue<\/code>\uff0c\u5426\u5219\u8fd4\u56deFalse<\/code>\u3002<\/p>\n<\/p>\n
# \u793a\u4f8b\u4ee3\u7801<\/p>\n
s1 = "   "<\/p>\n
s2 = "abc"<\/p>\n
s3 = "\\t\\n"<\/p>\n
print(s1.isspace())  # \u8f93\u51fa: True<\/p>\n
print(s2.isspace())  # \u8f93\u51fa: False<\/p>\n
print(s3.isspace())  # \u8f93\u51fa: True<\/p>\n
<\/code><\/pre>\n<\/p>\n
2. \u4f18\u70b9\u4e0e\u5c40\u9650<\/h4>\n<\/p>\n
isspace()<\/code>\u65b9\u6cd5\u7684\u4f18\u70b9\u5728\u4e8e\u5176\u7b80\u6d01\u6027\u548c\u9ad8\u6548\u6027\uff0c\u80fd\u591f\u5feb\u901f\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4ec5\u5305\u542b\u7a7a\u767d\u5b57\u7b26\u3002\u7136\u800c\uff0c\u5b83\u7684\u5c40\u9650\u6027\u5728\u4e8e\u65e0\u6cd5\u5904\u7406\u6df7\u5408\u5b57\u7b26\u7684\u60c5\u51b5\uff0c\u4f8b\u5982\u5b57\u7b26\u4e32\u4e2d\u65e2\u5305\u542b\u7a7a\u767d\u5b57\u7b26\u53c8\u5305\u542b\u5176\u4ed6\u5b57\u7b26\u65f6\uff0c\u5b83\u5c06\u8fd4\u56deFalse<\/code>\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u53bb\u9664\u7a7a\u683c\u540e\u68c0\u67e5\u957f\u5ea6<\/h3>\n<\/p>\n
\u901a\u8fc7\u53bb\u9664\u5b57\u7b26\u4e32\u4e2d\u7684\u6240\u6709\u7a7a\u767d\u5b57\u7b26\uff0c\u7136\u540e\u68c0\u67e5\u5176\u957f\u5ea6\u662f\u5426\u4e3a0\u7684\u65b9\u6cd5\uff0c\u4e5f\u53ef\u4ee5\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4ec5\u5305\u542b\u7a7a\u767d\u5b57\u7b26\u3002\u8fd9\u79cd\u65b9\u6cd5\u9002\u7528\u4e8e\u9700\u8981\u5904\u7406\u6df7\u5408\u5b57\u7b26\u7684\u60c5\u51b5\u3002<\/p>\n<\/p>\n
1. \u4f7f\u7528strip()\u65b9\u6cd5<\/h4>\n<\/p>\n
strip()<\/code>\u65b9\u6cd5\u53ef\u4ee5\u53bb\u9664\u5b57\u7b26\u4e32\u4e24\u7aef\u7684\u7a7a\u767d\u5b57\u7b26\uff0c\u901a\u8fc7\u68c0\u67e5\u53bb\u9664\u7a7a\u767d\u5b57\u7b26\u540e\u7684\u5b57\u7b26\u4e32\u957f\u5ea6\u662f\u5426\u4e3a0\uff0c\u53ef\u4ee5\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4ec5\u5305\u542b\u7a7a\u767d\u5b57\u7b26\u3002<\/p>\n<\/p>\n
# \u793a\u4f8b\u4ee3\u7801<\/p>\n
s = "   "<\/p>\n
if len(s.strip()) == 0:<\/p>\n
    print("\u5b57\u7b26\u4e32\u4ec5\u5305\u542b\u7a7a\u767d\u5b57\u7b26")<\/p>\n
else:<\/p>\n
    print("\u5b57\u7b26\u4e32\u5305\u542b\u975e\u7a7a\u767d\u5b57\u7b26")<\/p>\n
<\/code><\/pre>\n<\/p>\n
2. \u4f7f\u7528replace()\u65b9\u6cd5<\/h4>\n<\/p>\n
replace()<\/code>\u65b9\u6cd5\u53ef\u4ee5\u66ff\u6362\u5b57\u7b26\u4e32\u4e2d\u7684\u7a7a\u767d\u5b57\u7b26\uff0c\u901a\u8fc7\u5c06\u6240\u6709\u7a7a\u767d\u5b57\u7b26\u66ff\u6362\u4e3a\u7a7a\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u68c0\u67e5\u7ed3\u679c\u5b57\u7b26\u4e32\u7684\u957f\u5ea6\u662f\u5426\u4e3a0\uff0c\u53ef\u4ee5\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4ec5\u5305\u542b\u7a7a\u767d\u5b57\u7b26\u3002<\/p>\n<\/p>\n
# \u793a\u4f8b\u4ee3\u7801<\/p>\n
s = "   "<\/p>\n
if len(s.replace(" ", "")) == 0:<\/p>\n
    print("\u5b57\u7b26\u4e32\u4ec5\u5305\u542b\u7a7a\u767d\u5b57\u7b26")<\/p>\n
else:<\/p>\n
    print("\u5b57\u7b26\u4e32\u5305\u542b\u975e\u7a7a\u767d\u5b57\u7b26")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e09\u3001\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f<\/h3>\n<\/p>\n
\u6b63\u5219\u8868\u8fbe\u5f0f\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u6587\u672c\u5904\u7406\u5de5\u5177\uff0c\u53ef\u4ee5\u7528\u4e8e\u590d\u6742\u7684\u5b57\u7b26\u4e32\u5339\u914d\u4e0e\u5224\u65ad\u3002\u901a\u8fc7\u6b63\u5219\u8868\u8fbe\u5f0f\uff0c\u53ef\u4ee5\u51c6\u786e\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4ec5\u5305\u542b\u7a7a\u767d\u5b57\u7b26\u3002<\/p>\n<\/p>\n
1. \u57fa\u672c\u4f7f\u7528<\/h4>\n<\/p>\n
\u4f7f\u7528Python\u7684re<\/code>\u6a21\u5757\uff0c\u53ef\u4ee5\u5b9e\u73b0\u6b63\u5219\u8868\u8fbe\u5f0f\u5339\u914d\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff1a<\/p>\n<\/p>\n
import re<\/p>\n
s = "   "<\/p>\n
if re.fullmatch(r"\\s*", s):<\/p>\n
    print("\u5b57\u7b26\u4e32\u4ec5\u5305\u542b\u7a7a\u767d\u5b57\u7b26")<\/p>\n
else:<\/p>\n
    print("\u5b57\u7b26\u4e32\u5305\u542b\u975e\u7a7a\u767d\u5b57\u7b26")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\\s<\/code>\u8868\u793a\u7a7a\u767d\u5b57\u7b26\uff0c\\s*<\/code>\u8868\u793a0\u4e2a\u6216\u591a\u4e2a\u7a7a\u767d\u5b57\u7b26\uff0cre.fullmatch()<\/code>\u7528\u4e8e\u5b8c\u5168\u5339\u914d\u6574\u4e2a\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n
2. \u5904\u7406\u590d\u6742\u60c5\u51b5<\/h4>\n<\/p>\n
\u6b63\u5219\u8868\u8fbe\u5f0f\u53ef\u4ee5\u5904\u7406\u66f4\u590d\u6742\u7684\u5b57\u7b26\u4e32\u5339\u914d\u60c5\u51b5\uff0c\u4f8b\u5982\u5224\u65ad\u5b57\u7b26\u4e32\u4e2d\u662f\u5426\u5305\u542b\u7279\u5b9a\u5b57\u7b26\u7ec4\u5408\u7b49\u3002<\/p>\n<\/p>\n
import re<\/p>\n
s = " \\t\\n"<\/p>\n
pattern = r"\\s*"<\/p>\n
if re.fullmatch(pattern, s):<\/p>\n
    print("\u5b57\u7b26\u4e32\u4ec5\u5305\u542b\u7a7a\u767d\u5b57\u7b26")<\/p>\n
else:<\/p>\n
    print("\u5b57\u7b26\u4e32\u5305\u542b\u975e\u7a7a\u767d\u5b57\u7b26")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u56db\u3001\u76f4\u63a5\u6bd4\u8f83<\/h3>\n<\/p>\n
\u76f4\u63a5\u6bd4\u8f83\u5b57\u7b26\u4e32\u4e0e\u7a7a\u767d\u5b57\u7b26\u4e32\u4e5f\u662f\u4e00\u79cd\u7b80\u5355\u6709\u6548\u7684\u65b9\u6cd5\u3002\u901a\u8fc7\u5c06\u5b57\u7b26\u4e32\u4e0e\u7a7a\u767d\u5b57\u7b26\u4e32\u8fdb\u884c\u6bd4\u8f83\uff0c\u53ef\u4ee5\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4ec5\u5305\u542b\u7a7a\u767d\u5b57\u7b26\u3002<\/p>\n<\/p>\n
1. \u57fa\u672c\u4f7f\u7528<\/h4>\n<\/p>\n
\u76f4\u63a5\u6bd4\u8f83\u5b57\u7b26\u4e32\u4e0e\u7a7a\u767d\u5b57\u7b26\u4e32\u7684\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n<\/p>\n
s = "   "<\/p>\n
if s == " " * len(s):<\/p>\n
    print("\u5b57\u7b26\u4e32\u4ec5\u5305\u542b\u7a7a\u767d\u5b57\u7b26")<\/p>\n
else:<\/p>\n
    print("\u5b57\u7b26\u4e32\u5305\u542b\u975e\u7a7a\u767d\u5b57\u7b26")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c" " * len(s)<\/code>\u751f\u6210\u4e00\u4e2a\u4e0e\u5b57\u7b26\u4e32\u957f\u5ea6\u76f8\u540c\u7684\u7a7a\u767d\u5b57\u7b26\u4e32\uff0c\u901a\u8fc7\u4e0e\u539f\u5b57\u7b26\u4e32\u8fdb\u884c\u6bd4\u8f83\uff0c\u53ef\u4ee5\u5224\u65ad\u5176\u662f\u5426\u4ec5\u5305\u542b\u7a7a\u767d\u5b57\u7b26\u3002<\/p>\n<\/p>\n
2. \u5c40\u9650\u6027<\/h4>\n<\/p>\n
\u8fd9\u79cd\u65b9\u6cd5\u867d\u7136\u7b80\u5355\uff0c\u4f46\u4ec5\u9002\u7528\u4e8e\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4e3a\u7eaf\u7a7a\u683c\u5b57\u7b26\uff0c\u5bf9\u4e8e\u5305\u542b\u5176\u4ed6\u7a7a\u767d\u5b57\u7b26\uff08\u5982\u5236\u8868\u7b26\u3001\u6362\u884c\u7b26\u7b49\uff09\u7684\u60c5\u51b5\uff0c\u9700\u7ed3\u5408\u5176\u4ed6\u65b9\u6cd5\u4f7f\u7528\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u7efc\u5408\u8fd0\u7528<\/h3>\n<\/p>\n
\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\uff0c\u7ed3\u5408\u591a\u79cd\u65b9\u6cd5\u8fdb\u884c\u5224\u65ad\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u5148\u4f7f\u7528strip()<\/code>\u65b9\u6cd5\u53bb\u9664\u4e24\u7aef\u7a7a\u767d\u5b57\u7b26\uff0c\u518d\u7ed3\u5408isspace()<\/code>\u65b9\u6cd5\u6216\u6b63\u5219\u8868\u8fbe\u5f0f\u8fdb\u884c\u8fdb\u4e00\u6b65\u5224\u65ad\u3002<\/p>\n<\/p>\n
1. \u7efc\u5408\u793a\u4f8b<\/h4>\n<\/p>\n
\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7efc\u5408\u793a\u4f8b\uff0c\u7ed3\u5408\u4f7f\u7528strip()<\/code>\u65b9\u6cd5\u4e0eisspace()<\/code>\u65b9\u6cd5\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4ec5\u5305\u542b\u7a7a\u767d\u5b57\u7b26\u3002<\/p>\n<\/p>\n
# \u793a\u4f8b\u4ee3\u7801<\/p>\n
s = "   \\t\\n"<\/p>\n
if len(s.strip()) == 0 and s.isspace():<\/p>\n
    print("\u5b57\u7b26\u4e32\u4ec5\u5305\u542b\u7a7a\u767d\u5b57\u7b26")<\/p>\n
else:<\/p>\n
    print("\u5b57\u7b26\u4e32\u5305\u542b\u975e\u7a7a\u767d\u5b57\u7b26")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u9996\u5148\u901a\u8fc7strip()<\/code>\u65b9\u6cd5\u53bb\u9664\u5b57\u7b26\u4e32\u4e24\u7aef\u7a7a\u767d\u5b57\u7b26\uff0c\u7136\u540e\u7ed3\u5408isspace()<\/code>\u65b9\u6cd5\u8fdb\u884c\u8fdb\u4e00\u6b65\u5224\u65ad\uff0c\u786e\u4fdd\u5b57\u7b26\u4e32\u4ec5\u5305\u542b\u7a7a\u767d\u5b57\u7b26\u3002<\/p>\n<\/p>\n
\u516d\u3001\u5b9e\u8df5\u5e94\u7528<\/h3>\n<\/p>\n
\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4e3a\u7a7a\u767d\u5b57\u7b26\u5e38\u7528\u4e8e\u6570\u636e\u6e05\u6d17\u3001\u8f93\u5165\u9a8c\u8bc1\u7b49\u573a\u666f\u3002\u901a\u8fc7\u5408\u7406\u9009\u62e9\u548c\u8fd0\u7528\u4e0a\u8ff0\u65b9\u6cd5\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8\u4ee3\u7801\u7684\u5065\u58ee\u6027\u548c\u53ef\u8bfb\u6027\u3002<\/p>\n<\/p>\n
1. \u6570\u636e\u6e05\u6d17<\/h4>\n<\/p>\n
\u5728\u6570\u636e\u6e05\u6d17\u8fc7\u7a0b\u4e2d\uff0c\u9700\u8981\u5904\u7406\u5927\u91cf\u5b57\u7b26\u4e32\u6570\u636e\uff0c\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4e3a\u7a7a\u767d\u5b57\u7b26\u662f\u5e38\u89c1\u7684\u9700\u6c42\u3002\u901a\u8fc7\u4e0a\u8ff0\u65b9\u6cd5\uff0c\u53ef\u4ee5\u6709\u6548\u8fc7\u6ee4\u548c\u5904\u7406\u7a7a\u767d\u5b57\u7b26\uff0c\u63d0\u9ad8\u6570\u636e\u8d28\u91cf\u3002<\/p>\n<\/p>\n
# \u793a\u4f8b\u4ee3\u7801<\/p>\n
data = ["abc", "   ", "\\t\\n", "123"]<\/p>\n
cleaned_data = [s for s in data if not s.isspace()]<\/p>\n
print(cleaned_data)  # \u8f93\u51fa: ['abc', '123']<\/p>\n
<\/code><\/pre>\n<\/p>\n
2. \u8f93\u5165\u9a8c\u8bc1<\/h4>\n<\/p>\n
\u5728\u7528\u6237\u8f93\u5165\u9a8c\u8bc1\u8fc7\u7a0b\u4e2d\uff0c\u9700\u8981\u5224\u65ad\u7528\u6237\u8f93\u5165\u662f\u5426\u4e3a\u7a7a\u767d\u5b57\u7b26\uff0c\u4ece\u800c\u8fdb\u884c\u76f8\u5e94\u5904\u7406\u3002\u901a\u8fc7\u7ed3\u5408\u4f7f\u7528strip()<\/code>\u65b9\u6cd5\u4e0eisspace()<\/code>\u65b9\u6cd5\uff0c\u53ef\u4ee5\u6709\u6548\u9a8c\u8bc1\u8f93\u5165\u5185\u5bb9\u3002<\/p>\n<\/p>\n
# \u793a\u4f8b\u4ee3\u7801<\/p>\n
user_input = "   "<\/p>\n
if len(user_input.strip()) == 0 or user_input.isspace():<\/p>\n
    print("\u8f93\u5165\u4e3a\u7a7a\u767d\u5b57\u7b26")<\/p>\n
else:<\/p>\n
    print("\u8f93\u5165\u6709\u6548")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e03\u3001\u603b\u7ed3<\/h3>\n<\/p>\n
\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4e3a\u7a7a\u767d\u5b57\u7b26\u662fPython\u7f16\u7a0b\u4e2d\u7684\u5e38\u89c1\u9700\u6c42\u3002\u901a\u8fc7\u4f7f\u7528isspace()<\/code>\u65b9\u6cd5\u3001\u53bb\u9664\u7a7a\u683c\u540e\u68c0\u67e5\u957f\u5ea6\u3001\u6b63\u5219\u8868\u8fbe\u5f0f\u3001\u76f4\u63a5\u6bd4\u8f83\u7b49\u591a\u79cd\u65b9\u6cd5\uff0c\u53ef\u4ee5\u6709\u6548\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4ec5\u5305\u542b\u7a7a\u767d\u5b57\u7b26\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\uff0c\u5408\u7406\u9009\u62e9\u548c\u7efc\u5408\u8fd0\u7528\u4e0a\u8ff0\u65b9\u6cd5\uff0c\u63d0\u9ad8\u4ee3\u7801\u7684\u5065\u58ee\u6027\u548c\u53ef\u8bfb\u6027\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python\u4e2d\u68c0\u67e5\u4e00\u4e2a\u5b57\u7b26\u4e32\u662f\u5426\u53ea\u5305\u542b\u7a7a\u683c\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528strip()<\/code>\u65b9\u6cd5\u6765\u68c0\u67e5\u5b57\u7b26\u4e32\u662f\u5426\u53ea\u5305\u542b\u7a7a\u683c\u3002\u8be5\u65b9\u6cd5\u4f1a\u53bb\u9664\u5b57\u7b26\u4e32\u5f00\u5934\u548c\u7ed3\u5c3e\u7684\u7a7a\u683c\uff0c\u5982\u679c\u53bb\u9664\u540e\u5b57\u7b26\u4e32\u4e3a\u7a7a\uff0c\u5219\u8bf4\u660e\u539f\u5b57\u7b26\u4e32\u53ea\u5305\u542b\u7a7a\u683c\u3002\u4f8b\u5982\uff1a  <\/p>\n
my_string = "   "\nif not my_string.strip():\n    print("\u5b57\u7b26\u4e32\u53ea\u5305\u542b\u7a7a\u683c\u3002")\n<\/code><\/pre>\n
\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u53ef\u4ee5\u5982\u4f55\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4e3a\u7a7a\u683c\uff1f<\/strong>
\u6b63\u5219\u8868\u8fbe\u5f0f\u662f\u53e6\u4e00\u79cd\u5f3a\u5927\u7684\u65b9\u6cd5\u6765\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4e3a\u7a7a\u683c\u3002\u53ef\u4ee5\u4f7f\u7528re<\/code>\u6a21\u5757\u7684match()<\/code>\u65b9\u6cd5\u6765\u5b9e\u73b0\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a  <\/p>\n
import re\nmy_string = "   "\nif re.match(r'^\\s*$', my_string):\n    print("\u5b57\u7b26\u4e32\u53ea\u5305\u542b\u7a7a\u683c\u3002")\n<\/code><\/pre>\n
\u8fd9\u91cc\u7684\\s*<\/code>\u8868\u793a\u5b57\u7b26\u4e32\u53ef\u4ee5\u5305\u542b0\u4e2a\u6216\u591a\u4e2a\u7a7a\u767d\u5b57\u7b26\u3002<\/p>\n
\u5728Python\u4e2d\uff0c\u5982\u4f55\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4e3a\u7a7a\u6216\u7531\u7a7a\u683c\u7ec4\u6210\uff1f<\/strong>
\u53ef\u4ee5\u7ed3\u5408\u4f7f\u7528strip()<\/code>\u65b9\u6cd5\u548c\u7b80\u5355\u7684\u6761\u4ef6\u5224\u65ad\u6765\u68c0\u67e5\u5b57\u7b26\u4e32\u662f\u5426\u4e3a\u7a7a\u6216\u53ea\u5305\u542b\u7a7a\u683c\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a  <\/p>\n
my_string = "   "\nif my_string == "" or my_string.strip() == "":\n    print("\u5b57\u7b26\u4e32\u4e3a\u7a7a\u6216\u53ea\u5305\u542b\u7a7a\u683c\u3002")\n<\/code><\/pre>\n
\u8fd9\u79cd\u65b9\u5f0f\u786e\u4fdd\u4e86\u5b57\u7b26\u4e32\u4e0d\u4ec5\u4ec5\u662f\u7a7a\u683c\uff0c\u751a\u81f3\u6ca1\u6709\u5185\u5bb9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python\u5982\u4f55\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4e3a\u7a7a\u683c\uff1aPython\u4e2d\u53ef\u4ee5\u4f7f\u7528\u591a\u79cd\u65b9\u6cd5\u6765\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u4e3a\u7a7a\u683c\uff0c\u4f8b\u5982\u4f7f\u7528isspa […]","protected":false},"author":3,"featured_media":1114684,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1114672"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1114672"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1114672\/revisions"}],"predecessor-version":[{"id":1114686,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1114672\/revisions\/1114686"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1114684"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1114672"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1114672"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1114672"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}