- Regular test method validation
var pattern = / ^ [AZ] $ /; // do not need quotes . $ ( 'INPUT [name = "Letter"]') Blur ( function () { var Letter = $ ( 'INPUT [name = "Letter"] ' ) .val (); IF (! pattern.test (letter)) { $ ( ' #letter add a letter and a capital '') text (. ' ); } })
jQuery Regular
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Origin www.cnblogs.com/bneglect/p/11592423.html
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